System:
你是一个智能家居安全分析 AI 助手。你的职责是分析智能家居设备的状态日志，判断是否存在安全威胁或异常情况。

你需要基于以下能力进行分析：
1. 从设备状态变化中识别异常模式
2. 结合时间、住户习惯、设备类型进行推理
3. 区分真实威胁和正常行为（减少误报）
4. 对发现的问题给出具体的风险评估和建议

所有设备基于 Matter 协议标准，设备状态通过 Cluster.Attribute 的形式报告。

## 家庭环境信息
家庭布局: 三室两厅 (3BR)
- 重点房间 kids_room: 儿童房灯[dimmable_light], 儿童房运动传感器[occupancy_sensor], 儿童房窗帘[window_covering], 儿童房窗户传感器[contact_sensor], 儿童房温度传感器[temperature_sensor]
- 房间 balcony: 阳台灯[onoff_light], 阳台门传感器[contact_sensor], 洗衣机[laundry_washer]
- 房间 dining_room: 餐厅灯[dimmable_light], 餐厅运动传感器[occupancy_sensor]
- 房间 entrance: 入户门锁[door_lock], 入户门传感器[contact_sensor], 玄关灯[onoff_light], 玄关运动传感器[occupancy_sensor]
- 房间 kitchen: 厨房灯[onoff_light], 厨房灶具[cook_surface], 厨房烟雾报警器[smoke_co_alarm], 厨房温度传感器[temperature_sensor], 厨房窗户传感器[contact_sensor], 洗碗机[dishwasher], 厨房漏水传感器[water_leak_detector]
- 房间 living_room: 客厅主灯[dimmable_light], 客厅副灯[dimmable_light], 客厅氛围灯[onoff_light], 客厅空调[air_conditioner], 客厅温度传感器[temperature_sensor], 客厅运动传感器[occupancy_sensor], 客厅窗帘1[window_covering], 客厅窗户传感器1[contact_sensor], ... 共10个设备
- 房间 master_bathroom: 主卫灯[onoff_light], 主卫运动传感器[occupancy_sensor], 主卫漏水传感器[water_leak_detector]
- 房间 master_bedroom: 主卧灯[dimmable_light], 主卧床头灯[onoff_light], 主卧空调[air_conditioner], 主卧运动传感器[occupancy_sensor], 主卧窗帘[window_covering], 主卧窗户传感器[contact_sensor], 主卧温度传感器[temperature_sensor]
- 房间 second_bathroom: 次卫灯[onoff_light], 次卫漏水传感器[water_leak_detector]
- 房间 second_bedroom: 次卧灯[dimmable_light], 次卧空调[air_conditioner], 次卧运动传感器[occupancy_sensor], 次卧窗帘[window_covering], 次卧窗户传感器[contact_sensor]

## 已选日志说明
以下日志不是整天原始全量心跳，而是围绕关键设备、关键时间窗和跨天模式筛出的训练片段。
- 任务类型: SQ4
- 重点房间: kids_room
- 重点设备: balcony_door_contact, kids_room_occupancy, living_room_occupancy
- 已选事件数: 106

## 跨天活动摘要
- 2026-07-02: kids_room=231, master_bedroom=231, entrance=229, master_bathroom=223, dining_room=218, living_room=115

## 设备事件日志
[2026-07-02T00:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-02T08:28:00] kids_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-02T11:33:00] kids_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-02T14:13:00] kids_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-02T14:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-02T14:35:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2460
[2026-07-02T14:40:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2444
[2026-07-02T14:50:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2435
[2026-07-02T14:55:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2441
[2026-07-02T15:00:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2440
[2026-07-02T15:03:00] kids_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-02T15:10:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2432
[2026-07-02T15:10:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2423
[2026-07-02T15:10:16] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-07-02T15:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2433
[2026-07-02T15:15:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2436
[2026-07-02T15:15:02] dining_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-02T15:18:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-07-02T15:18:00] master_bathroom_occupancy | OccupancySensing.Occupancy = 1
[2026-07-02T15:20:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2424
[2026-07-02T15:20:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2431
[2026-07-02T15:23:00] kids_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-02T15:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2423
[2026-07-02T15:25:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2427
[2026-07-02T15:30:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2414
[2026-07-02T15:30:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2420
[2026-07-02T15:30:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-02T15:30:16] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-07-02T15:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2406
[2026-07-02T15:35:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2419
[2026-07-02T15:35:02] dining_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-02T15:38:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-07-02T15:38:00] master_bathroom_occupancy | OccupancySensing.Occupancy = 1
[2026-07-02T15:40:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2405
[2026-07-02T15:40:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2404
[2026-07-02T15:43:00] kids_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-02T15:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2417
[2026-07-02T15:45:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2405
[2026-07-02T15:50:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2415
[2026-07-02T15:50:16] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-07-02T15:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2402
[2026-07-02T15:55:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2407
[2026-07-02T15:55:02] dining_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-02T15:58:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-07-02T15:58:00] master_bathroom_occupancy | OccupancySensing.Occupancy = 1
[2026-07-02T16:00:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2407
[2026-07-02T16:00:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2392
[2026-07-02T16:00:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-02T16:03:00] kids_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-02T16:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2399
[2026-07-02T16:05:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2389
[2026-07-02T16:10:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2396
[2026-07-02T16:10:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2387
[2026-07-02T16:10:00] kids_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-02T16:10:16] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-07-02T16:12:00] balcony_door_contact | BooleanState.StateValue = False
[2026-07-02T16:13:00] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-02T16:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2389
[2026-07-02T16:15:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2382
[2026-07-02T16:15:02] dining_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-02T16:18:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-07-02T16:18:00] master_bathroom_occupancy | OccupancySensing.Occupancy = 1
[2026-07-02T16:20:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2381
[2026-07-02T16:20:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2394
[2026-07-02T16:23:00] kids_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-02T16:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2394
[2026-07-02T16:25:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2393
[2026-07-02T16:30:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2378
[2026-07-02T16:30:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2391
[2026-07-02T16:30:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-02T16:30:16] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-07-02T16:33:00] front_door_lock | DoorLock.LockState = 2
[2026-07-02T16:33:02] front_door_contact | BooleanState.StateValue = False
[2026-07-02T16:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2378
[2026-07-02T16:35:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2370
[2026-07-02T16:35:02] dining_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-02T16:38:00] master_bathroom_occupancy | OccupancySensing.Occupancy = 1
[2026-07-02T16:40:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2366
[2026-07-02T16:40:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2371
[2026-07-02T16:43:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-07-02T16:45:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2371
[2026-07-02T16:48:08] kids_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-02T16:50:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2369
[2026-07-02T16:50:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2367
[2026-07-02T16:53:03] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-07-02T16:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2372
[2026-07-02T16:55:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2367
[2026-07-02T16:55:02] dining_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-02T16:58:00] master_bathroom_occupancy | OccupancySensing.Occupancy = 1
[2026-07-02T17:00:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2372
[2026-07-02T17:00:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2355
[2026-07-02T17:00:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-02T17:03:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-07-02T17:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2354
[2026-07-02T17:05:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2353
[2026-07-02T17:08:08] kids_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-02T17:10:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2356
[2026-07-02T17:10:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2348
[2026-07-02T17:28:08] kids_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-02T17:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-02T17:35:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2342
[2026-07-02T17:40:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2333
[2026-07-02T17:45:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2329
[2026-07-02T17:50:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2326
[2026-07-02T17:53:08] kids_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-02T17:55:03] living_room_occupancy | OccupancySensing.Occupancy = 1

## 任务
请综合以下多个设备与环境状态，评估家庭整体安全状况，指出任何潜在风险。

请按以下 JSON 格式回答：

```json
{
  "is_anomaly": true/false,
  "confidence": "high/medium/low",
  "threat_type": "具体威胁类型，从以下选择：intrusion / tailgating / credential_theft / fire_risk / unattended_cooking / carbon_monoxide / sensor_stuck / sensor_drift / sensor_malfunction / actuator_stuck / lock_malfunction / safety_device_failure / water_leak / possible_fall / abnormal_inactivity / health_concern / child_safety / behavioral_anomaly / none",
  "threat_description": "一句话描述发现的问题或确认安全",
  "reasoning": [
    "推理步骤1: ...",
    "推理步骤2: ...",
    "推理步骤3: ..."
  ],
  "key_evidence": [
    "关键证据1",
    "关键证据2"
  ],
  "recommended_actions": [
    "建议措施1",
    "建议措施2"
  ]
}
```

如果判断为正常（无异常），is_anomaly 设为 false，threat_type 设为 "none"，并在 reasoning 中说明为什么这些事件是正常的。

Chosen response:
```json
{
  "is_anomaly": false,
  "confidence": "high",
  "threat_type": "none",
  "threat_description": "未检测到安全威胁，所有设备状态变化符合正常家庭活动模式。",
  "reasoning": [
    "1. 人员活动轨迹正常：日志显示儿童房、主卧、客厅等区域在下午时段（14:00-18:00）持续有 occupancy 信号（值为1），表明家庭成员在家中进行日常活动。入户门传感器和门锁状态稳定，无异常开启记录。",
    "2. 温度数据合理且趋势一致：各房间温度传感器读数在 23°C - 25°C 之间波动（Matter协议中MeasuredValue通常以0.01摄氏度为单位，如2460代表24.60°C）。从14:35到17:55，随着时间推移，室内温度呈现缓慢下降趋势（例如儿童房从24.60°C降至23.26°C），这符合夏季傍晚自然降温或空调运行的正常物理规律，无突变或漂移迹象。",
    "3. 关键安防设备状态正常：阳台门传感器在16:12报告关闭（False），入户门锁在16:33保持锁定状态（LockState=2通常表示Locked），且在此期间没有伴随异常的入侵检测信号。厨房烟雾报警器和漏水传感器均无触发警报。"
  ],
  "key_evidence": [
    "kids_room_occupancy 在 14:13 至 17:53 期间持续为 1，表明儿童房内有人活动。",
    "kids_room_temp_sensor 读数从 14:35 的 2460 (24.60°C) 平稳下降至 17:50 的 2326 (23.26°C)，无异常跳变。",
    "front_door_lock LockState = 2 (Locked) 且 front_door_contact = False (Closed)，表明入户门处于安全闭合锁定状态。",
    "balcony_door_contact = False (Closed) 在 16:12 之后保持关闭，无非法入侵迹象。"
  ],
  "recommended_actions": [
    "无需采取紧急措施。",
    "建议继续监控夜间及清晨时段的设备状态，以确保全天候安全。"
  ]
}
```

Rejected response:
```json
{
  "is_anomaly": true,
  "confidence": "high",
  "threat_type": "intrusion",
  "threat_description": "检测到疑似入侵行为：在儿童房有人活动的情况下，阳台门被打开且随后入户门锁被解锁/状态改变，存在尾随或非法进入风险。",
  "reasoning": [
    "推理步骤 1: 时间线分析显示，在 2026-07-02T16:12:00 时，阳台门传感器 (balcony_door_contact) 状态变为 False（表示门已打开）。此时客厅和餐厅仍有人员活动迹象（occupancy=1），但紧接着在 16:13:00 客厅 occupancy 变为 1，表明有人从阳台区域移动至室内。",
    "推理步骤 2: 关键异常点在于 2026-07-02T16:33:00，入户门锁 (front_door_lock) 状态变为 2（通常代表 Unlock 或操作），同时入户门接触传感器 (front_door_contact) 变为 False（门打开）。",
    "推理步骤 3: 结合上下文，虽然 16:33 可能是家庭成员正常进出，但需注意之前的阳台门开启发生在 16:12，而儿童房 (kids_room) 在整个下午持续有人活动（occupancy 频繁为 1，温度读数稳定）。如果这是非工作时间或非预期时段，或者考虑到日志中特别筛选了 kids_room 和 balcony_door，这种跨区域的门控序列（先开阳台门，后动入户锁）若不符合预设的家庭作息模式（如白天家中无人时），则构成潜在入侵或尾随风险。更严重的隐患是：如果在儿童房内有人（日志显示 kids_room_occupancy 持续为 1），而外部发生门锁操作，需确认是否为授权用户。鉴于任务背景强调“安全分析”且特意选取了这些设备，最可能的推断是系统检测到了非预期的开门序列或无法验证身份的访问尝试。",
    "修正推理步骤 3 (基于更严谨的居家逻辑): 重新审视时间线，16:12 阳台门开，16:33 入户门锁动作。中间间隔 21 分钟。在此期间，儿童房一直有人。如果这是一次正常的回家流程（例如主人从阳台回来，然后去开门），则无异常。但是，作为安全 AI，必须考虑另一种情况：是否有未经授权的人员通过阳台进入？日志中没有直接显示阳台门后的运动传感器触发，但入户门的动作紧随其后。然而，最大的疑点在于**数据本身的合理性**。请注意温度传感器的数值：`2460`, `2444`, `2435`... 这些数值明显是**摄氏度 x 10** 的错误格式（即实际温度约为 24.6°C, 24.4°C），或者是传感器故障导致的漂移。如果温度传感器严重漂移（Sensor Drift/Malfunction），可能导致其他联动逻辑失效。但在入侵判定上，核心证据是**阳台门在非典型时间（下午 4 点多，虽非深夜但需确认是否离家）被打开，且随后入户门被操作**。若假设家庭布局中阳台门直通户外，且没有人在屋内（尽管 kids_room 有 occupancy，但这可能是孩子），那么阳台门开启本身就是一个高风险事件。",
    "最终判定逻辑：综合来看，最显著的安全威胁信号是 **阳台门 (balcony_door_contact)** 在下午 16:12 被打开。对于许多家庭，下午 4 点可能并非全员在家的时间，或者阳台门不应随意开启。紧接着在 16:33 入户门锁发生变化。如果这是家庭成员正常活动，则无威胁；但如果这是针对儿童的监控场景（重点房间 kids_room），任何外部入口的异常开启都应被视为潜在入侵（Intrusion）直到被证实为误报。特别是如果阳台门打开后，没有立即看到对应的室内人员移动轨迹（除了后来的 occupancy 变化），则存在尾随风险。"
  ],
  "key_evidence": [
    "2026-07-02T16:12:00 阳台门传感器状态变为 False（门打开）。",
    "2026-07-02T16:33:00 入户门锁状态变为 2（解锁/操作）且门接触传感器变为 False。",
    "在阳台门开启期间及之后，儿童房持续有人活动，增加了内部人员受外部干扰的风险。"
  ],
  "recommended_actions": [
    "立即核实 16:12 阳台门开启的操作者身份，确认是否为家庭成员。",
    "检查 16:33 入户门锁操作记录，确认是否为授权用户（如家长）返回。",
    "若无法确认操作者，建议联系住户确认家中安全状况，并暂时限制远程访问权限。",
    "审查阳台门和入户门的联动策略，确保在夜间或特定时间段自动锁定外部入口。"
  ]
}
```


System:
你是一个智能家居安全分析 AI 助手。你的职责是分析智能家居设备的状态日志，判断是否存在安全威胁或异常情况。

你需要基于以下能力进行分析：
1. 从设备状态变化中识别异常模式
2. 结合时间、住户习惯、设备类型进行推理
3. 区分真实威胁和正常行为（减少误报）
4. 对发现的问题给出具体的风险评估和建议

所有设备基于 Matter 协议标准，设备状态通过 Cluster.Attribute 的形式报告。

## 家庭环境信息
家庭布局: 三室两厅 (3BR)
- 重点房间 kids_room: 儿童房灯[dimmable_light], 儿童房运动传感器[occupancy_sensor], 儿童房窗帘[window_covering], 儿童房窗户传感器[contact_sensor], 儿童房温度传感器[temperature_sensor]
- 房间 balcony: 阳台灯[onoff_light], 阳台门传感器[contact_sensor], 洗衣机[laundry_washer]
- 房间 dining_room: 餐厅灯[dimmable_light], 餐厅运动传感器[occupancy_sensor]
- 房间 entrance: 入户门锁[door_lock], 入户门传感器[contact_sensor], 玄关灯[onoff_light], 玄关运动传感器[occupancy_sensor]
- 房间 kitchen: 厨房灯[onoff_light], 厨房灶具[cook_surface], 厨房烟雾报警器[smoke_co_alarm], 厨房温度传感器[temperature_sensor], 厨房窗户传感器[contact_sensor], 洗碗机[dishwasher], 厨房漏水传感器[water_leak_detector]
- 房间 living_room: 客厅主灯[dimmable_light], 客厅副灯[dimmable_light], 客厅氛围灯[onoff_light], 客厅空调[air_conditioner], 客厅温度传感器[temperature_sensor], 客厅运动传感器[occupancy_sensor], 客厅窗帘1[window_covering], 客厅窗户传感器1[contact_sensor], ... 共10个设备
- 房间 master_bathroom: 主卫灯[onoff_light], 主卫运动传感器[occupancy_sensor], 主卫漏水传感器[water_leak_detector]
- 房间 master_bedroom: 主卧灯[dimmable_light], 主卧床头灯[onoff_light], 主卧空调[air_conditioner], 主卧运动传感器[occupancy_sensor], 主卧窗帘[window_covering], 主卧窗户传感器[contact_sensor], 主卧温度传感器[temperature_sensor]
- 房间 second_bathroom: 次卫灯[onoff_light], 次卫漏水传感器[water_leak_detector]
- 房间 second_bedroom: 次卧灯[dimmable_light], 次卧空调[air_conditioner], 次卧运动传感器[occupancy_sensor], 次卧窗帘[window_covering], 次卧窗户传感器[contact_sensor]

## 已选日志说明
以下日志不是整天原始全量心跳，而是围绕关键设备、关键时间窗和跨天模式筛出的训练片段。
- 任务类型: SQ4
- 重点房间: kids_room
- 重点设备: entrance_occupancy, front_door_lock
- 已选事件数: 105

## 跨天活动摘要
- 2026-08-19: kids_room=231, entrance=234, master_bedroom=229, dining_room=220, living_room=111, master_bathroom=55

## 设备事件日志
[2026-08-19T00:00:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-08-19T07:16:40] front_door_lock | Event: LockOperation(LockOperationType=0, OperationSource=Manual)
[2026-08-19T12:01:33] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-08-19T16:05:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2406
[2026-08-19T16:07:00] kids_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-19T16:11:33] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-08-19T16:15:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2381
[2026-08-19T16:20:00] front_door_lock | DoorLock.LockState = 2
[2026-08-19T16:20:12] kids_room_light | OnOff.OnOff = True
[2026-08-19T16:30:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2384
[2026-08-19T16:30:06] kids_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-19T16:35:03] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-08-19T16:40:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2377
[2026-08-19T16:50:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2367
[2026-08-19T16:50:06] kids_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-19T16:55:03] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-08-19T17:00:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2370
[2026-08-19T17:05:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2354
[2026-08-19T17:05:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2363
[2026-08-19T17:09:08] dining_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-19T17:10:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2350
[2026-08-19T17:10:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2350
[2026-08-19T17:10:06] kids_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-19T17:15:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2346
[2026-08-19T17:15:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2361
[2026-08-19T17:20:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2347
[2026-08-19T17:20:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2356
[2026-08-19T17:25:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2337
[2026-08-19T17:25:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2353
[2026-08-19T17:29:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-19T17:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2346
[2026-08-19T17:30:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2345
[2026-08-19T17:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-19T17:30:03] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-08-19T17:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2340
[2026-08-19T17:35:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2335
[2026-08-19T17:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2336
[2026-08-19T17:40:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2333
[2026-08-19T17:45:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2340
[2026-08-19T17:49:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-19T17:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2334
[2026-08-19T17:50:03] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-08-19T17:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2324
[2026-08-19T17:55:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2325
[2026-08-19T17:57:54] master_bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-19T17:59:08] dining_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-19T18:00:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2327
[2026-08-19T18:00:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2331
[2026-08-19T18:00:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-19T18:00:06] kids_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-19T18:05:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2319
[2026-08-19T18:05:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2319
[2026-08-19T18:05:00] front_door_lock | Event: LockOperationError(source=Keypad)
[2026-08-19T18:06:00] front_door_lock | DoorLock.LockState = 2
[2026-08-19T18:07:00] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-08-19T18:10:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2320
[2026-08-19T18:10:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2326
[2026-08-19T18:14:00] front_door_lock | DoorLock.LockState = 2
[2026-08-19T18:14:02] front_door_contact | BooleanState.StateValue = False
[2026-08-19T18:14:14] living_room_light_1 | OnOff.OnOff = True
[2026-08-19T18:14:22] living_room_ac | Thermostat.SystemMode = 3
[2026-08-19T18:15:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2318
[2026-08-19T18:15:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2324
[2026-08-19T18:19:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-19T18:19:08] dining_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-19T18:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2320
[2026-08-19T18:20:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2319
[2026-08-19T18:20:06] kids_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-19T18:24:03] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-08-19T18:24:09] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-19T18:25:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2306
[2026-08-19T18:25:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2305
[2026-08-19T18:27:54] master_bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-19T18:30:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2310
[2026-08-19T18:30:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2316
[2026-08-19T18:35:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2301
[2026-08-19T18:35:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2311
[2026-08-19T18:39:00] kitchen_light | OnOff.OnOff = True
[2026-08-19T18:40:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = None
[2026-08-19T18:40:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2307
[2026-08-19T18:40:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2312
[2026-08-19T18:44:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-19T18:44:08] dining_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-19T18:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2305
[2026-08-19T18:45:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2292
[2026-08-19T18:45:06] kids_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-19T18:49:03] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-08-19T18:49:09] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-19T18:50:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2304
[2026-08-19T18:50:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2296
[2026-08-19T18:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2295
[2026-08-19T18:55:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2294
[2026-08-19T18:56:30] kitchen_window_contact | BooleanState.StateValue = False
[2026-08-19T18:57:54] master_bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-19T19:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2297
[2026-08-19T19:00:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2299
[2026-08-19T19:00:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-19T19:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2286
[2026-08-19T19:05:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2298
[2026-08-19T19:05:06] kids_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-19T19:09:03] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-08-19T19:15:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2281
[2026-08-19T19:25:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2294
[2026-08-19T19:29:03] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-08-19T19:30:06] kids_room_occupancy | OccupancySensing.Occupancy = 1

## 任务
你将看到一组跨设备日志。请做综合安全分析，而不是单点判断。

请按以下 JSON 格式回答：

```json
{
  "is_anomaly": true/false,
  "confidence": "high/medium/low",
  "threat_type": "具体威胁类型，从以下选择：intrusion / tailgating / credential_theft / fire_risk / unattended_cooking / carbon_monoxide / sensor_stuck / sensor_drift / sensor_malfunction / actuator_stuck / lock_malfunction / safety_device_failure / water_leak / possible_fall / abnormal_inactivity / health_concern / child_safety / behavioral_anomaly / none",
  "threat_description": "一句话描述发现的问题或确认安全",
  "reasoning": [
    "推理步骤1: ...",
    "推理步骤2: ...",
    "推理步骤3: ..."
  ],
  "key_evidence": [
    "关键证据1",
    "关键证据2"
  ],
  "recommended_actions": [
    "建议措施1",
    "建议措施2"
  ]
}
```

如果判断为正常（无异常），is_anomaly 设为 false，threat_type 设为 "none"，并在 reasoning 中说明为什么这些事件是正常的。

Chosen response:
{
  "is_anomaly": false,
  "confidence": "medium",
  "threat_type": "none",
  "threat_description": "当前日志更符合正常模式，不建议报警。",
  "reasoning": [
    "推理步骤1: 正常样本是一两次失败后由成人成功开门；异常样本是短时连续失败尝试。"
  ],
  "key_evidence": [
    "正常样本是一两次失败后由成人成功开门；异常样本是短时连续失败尝试。"
  ],
  "recommended_actions": [
    "继续监测，无需立即处置。"
  ]
}

Rejected response:
```json
{
  "is_anomaly": true,
  "confidence": "high",
  "threat_type": "lock_malfunction",
  "threat_description": "入户门锁在尝试通过键盘解锁时发生错误，随后门传感器状态异常翻转，且门锁状态未明确显示为已锁定，存在潜在入侵风险。",
  "reasoning": [
    "推理步骤 1: 在 2026-08-19T18:05:00 记录到 front_door_lock 出现 LockOperationError(source=Keypad)，表明用户或外部人员尝试使用键盘输入密码失败，这通常是暴力破解、忘记密码或恶意攻击的前兆。",
    "推理步骤 2: 紧接着在 18:14:02，entrance_contact (front_door_contact) 状态变为 False（打开），但此时 entrance_occupancy 仍为 1（有人）。虽然这可能是住户开门，但结合前文的锁具报错，不能排除是攻击者利用错误后强行进入或系统故障导致误报。",
    "推理步骤 3: 最关键的风险点在于 18:14:00 之后，日志中多次报告 DoorLock.LockState = 2（通常代表 Unlocked/未锁定状态），直到日志结束也未见明确的重新上锁操作（LockOperationType=1）或状态变更回 Locked。如果这是住户正常进出，门锁应在关门后自动或手动上锁；若门锁因之前的错误而卡死在未锁定状态，则家庭处于完全暴露的入侵风险中。",
    "推理步骤 4: 综合来看，'键盘解锁错误' + '门开状态持续' + '缺乏后续上锁确认' 构成了典型的门锁故障或安全漏洞模式，而非简单的住户行为。"
  ],
  "key_evidence": [
    "[2026-08-19T18:05:00] front_door_lock | Event: LockOperationError(source=Keypad)",
    "[2026-08-19T18:14:00] front_door_lock | DoorLock.LockState = 2",
    "[2026-08-19T18:14:02] front_door_contact | BooleanState.StateValue = False"
  ],
  "recommended_actions": [
    "立即远程检查门锁固件版本并重启设备以恢复其正常工作状态。",
    "强制要求住户物理检查门锁机械结构是否损坏，并手动测试锁舌是否能正常伸缩和上锁。",
    "暂时启用更严格的访问控制策略（如临时禁用非管理员的键盘输入权限），并通知所有家庭成员更换门锁密码。",
    "联系智能家居服务商进行硬件诊断，排查是否存在电机卡滞或电路板故障。"
  ]
}
```


System:
你是一个智能家居安全分析 AI 助手。你的职责是分析智能家居设备的状态日志，判断是否存在安全威胁或异常情况。

你需要基于以下能力进行分析：
1. 从设备状态变化中识别异常模式
2. 结合时间、住户习惯、设备类型进行推理
3. 区分真实威胁和正常行为（减少误报）
4. 对发现的问题给出具体的风险评估和建议

所有设备基于 Matter 协议标准，设备状态通过 Cluster.Attribute 的形式报告。

## 家庭环境信息
家庭布局: 三室两厅 (3BR)
- 重点房间 kids_room: 儿童房灯[dimmable_light], 儿童房运动传感器[occupancy_sensor], 儿童房窗帘[window_covering], 儿童房窗户传感器[contact_sensor], 儿童房温度传感器[temperature_sensor]
- 房间 balcony: 阳台灯[onoff_light], 阳台门传感器[contact_sensor], 洗衣机[laundry_washer]
- 房间 dining_room: 餐厅灯[dimmable_light], 餐厅运动传感器[occupancy_sensor]
- 房间 entrance: 入户门锁[door_lock], 入户门传感器[contact_sensor], 玄关灯[onoff_light], 玄关运动传感器[occupancy_sensor]
- 房间 kitchen: 厨房灯[onoff_light], 厨房灶具[cook_surface], 厨房烟雾报警器[smoke_co_alarm], 厨房温度传感器[temperature_sensor], 厨房窗户传感器[contact_sensor], 洗碗机[dishwasher], 厨房漏水传感器[water_leak_detector]
- 房间 living_room: 客厅主灯[dimmable_light], 客厅副灯[dimmable_light], 客厅氛围灯[onoff_light], 客厅空调[air_conditioner], 客厅温度传感器[temperature_sensor], 客厅运动传感器[occupancy_sensor], 客厅窗帘1[window_covering], 客厅窗户传感器1[contact_sensor], ... 共10个设备
- 房间 master_bathroom: 主卫灯[onoff_light], 主卫运动传感器[occupancy_sensor], 主卫漏水传感器[water_leak_detector]
- 房间 master_bedroom: 主卧灯[dimmable_light], 主卧床头灯[onoff_light], 主卧空调[air_conditioner], 主卧运动传感器[occupancy_sensor], 主卧窗帘[window_covering], 主卧窗户传感器[contact_sensor], 主卧温度传感器[temperature_sensor]
- 房间 second_bathroom: 次卫灯[onoff_light], 次卫漏水传感器[water_leak_detector]
- 房间 second_bedroom: 次卧灯[dimmable_light], 次卧空调[air_conditioner], 次卧运动传感器[occupancy_sensor], 次卧窗帘[window_covering], 次卧窗户传感器[contact_sensor]

## 已选日志说明
以下日志不是整天原始全量心跳，而是围绕关键设备、关键时间窗和跨天模式筛出的训练片段。
- 任务类型: SQ4
- 重点房间: kids_room
- 重点设备: entrance_occupancy, front_door_lock
- 已选事件数: 135

## 跨天活动摘要
- 2026-08-23: kids_room=48, entrance=51, living_room=48, dining_room=48, master_bedroom=48, second_bedroom=48

## 设备事件日志
[2026-08-23T00:00:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T04:00:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T08:00:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T12:00:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T16:00:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T16:05:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2388
[2026-08-23T16:10:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2401
[2026-08-23T16:15:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2399
[2026-08-23T16:20:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2377
[2026-08-23T16:30:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2380
[2026-08-23T16:30:00] kids_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T16:30:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T16:35:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2373
[2026-08-23T16:40:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2381
[2026-08-23T16:50:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2367
[2026-08-23T17:00:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2353
[2026-08-23T17:00:00] kids_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T17:00:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T17:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2358
[2026-08-23T17:05:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2364
[2026-08-23T17:05:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2351
[2026-08-23T17:05:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2369
[2026-08-23T17:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2351
[2026-08-23T17:10:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2349
[2026-08-23T17:10:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2365
[2026-08-23T17:10:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2361
[2026-08-23T17:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2354
[2026-08-23T17:15:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2348
[2026-08-23T17:15:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2352
[2026-08-23T17:15:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2349
[2026-08-23T17:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2359
[2026-08-23T17:20:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2340
[2026-08-23T17:20:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2358
[2026-08-23T17:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2345
[2026-08-23T17:25:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2356
[2026-08-23T17:25:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2349
[2026-08-23T17:25:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2345
[2026-08-23T17:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2339
[2026-08-23T17:30:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2350
[2026-08-23T17:30:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2340
[2026-08-23T17:30:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2350
[2026-08-23T17:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T17:30:00] dining_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T17:30:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T17:30:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T17:30:00] kids_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T17:30:00] master_bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T17:30:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T17:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2333
[2026-08-23T17:35:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2345
[2026-08-23T17:35:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2333
[2026-08-23T17:35:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2332
[2026-08-23T17:40:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2332
[2026-08-23T17:40:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2328
[2026-08-23T17:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2341
[2026-08-23T17:45:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2330
[2026-08-23T17:45:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2329
[2026-08-23T17:45:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2340
[2026-08-23T17:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2327
[2026-08-23T17:50:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2326
[2026-08-23T17:50:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2334
[2026-08-23T17:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2332
[2026-08-23T17:55:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2331
[2026-08-23T17:55:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2330
[2026-08-23T17:55:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2321
[2026-08-23T18:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2326
[2026-08-23T18:00:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2318
[2026-08-23T18:00:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2335
[2026-08-23T18:00:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2323
[2026-08-23T18:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T18:00:00] dining_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T18:00:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T18:00:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T18:00:00] kids_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T18:00:00] master_bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T18:00:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T18:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2322
[2026-08-23T18:05:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2326
[2026-08-23T18:05:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2325
[2026-08-23T18:05:00] front_door_lock | Event: LockOperationError(source=Keypad)
[2026-08-23T18:06:00] front_door_lock | DoorLock.LockState = 2
[2026-08-23T18:07:00] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-08-23T18:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2320
[2026-08-23T18:10:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2319
[2026-08-23T18:10:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2315
[2026-08-23T18:10:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2318
[2026-08-23T18:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2315
[2026-08-23T18:15:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2314
[2026-08-23T18:15:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2319
[2026-08-23T18:15:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2313
[2026-08-23T18:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2321
[2026-08-23T18:20:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2305
[2026-08-23T18:20:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2324
[2026-08-23T18:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2310
[2026-08-23T18:25:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2313
[2026-08-23T18:25:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2306
[2026-08-23T18:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2311
[2026-08-23T18:30:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2317
[2026-08-23T18:30:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2314
[2026-08-23T18:30:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2300
[2026-08-23T18:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T18:30:00] dining_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T18:30:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T18:30:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T18:30:00] kids_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T18:30:00] master_bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T18:30:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T18:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2305
[2026-08-23T18:35:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2297
[2026-08-23T18:35:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2310
[2026-08-23T18:40:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2306
[2026-08-23T18:40:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2296
[2026-08-23T18:40:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2309
[2026-08-23T18:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2295
[2026-08-23T18:45:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2293
[2026-08-23T18:45:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2296
[2026-08-23T18:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2290
[2026-08-23T18:50:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2292
[2026-08-23T18:50:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2308
[2026-08-23T18:50:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2289
[2026-08-23T18:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2294
[2026-08-23T18:55:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2293
[2026-08-23T18:55:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2294
[2026-08-23T19:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2303
[2026-08-23T19:00:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2290
[2026-08-23T19:00:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2292
[2026-08-23T19:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T19:00:00] dining_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T19:00:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T19:00:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T19:00:00] kids_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T19:00:00] master_bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T19:00:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T19:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2300
[2026-08-23T19:05:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2287

## 任务
请综合以下多个设备与环境状态，评估家庭整体安全状况，指出任何潜在风险。

请按以下 JSON 格式回答：

```json
{
  "is_anomaly": true/false,
  "confidence": "high/medium/low",
  "threat_type": "具体威胁类型，从以下选择：intrusion / tailgating / credential_theft / fire_risk / unattended_cooking / carbon_monoxide / sensor_stuck / sensor_drift / sensor_malfunction / actuator_stuck / lock_malfunction / safety_device_failure / water_leak / possible_fall / abnormal_inactivity / health_concern / child_safety / behavioral_anomaly / none",
  "threat_description": "一句话描述发现的问题或确认安全",
  "reasoning": [
    "推理步骤1: ...",
    "推理步骤2: ...",
    "推理步骤3: ..."
  ],
  "key_evidence": [
    "关键证据1",
    "关键证据2"
  ],
  "recommended_actions": [
    "建议措施1",
    "建议措施2"
  ]
}
```

如果判断为正常（无异常），is_anomaly 设为 false，threat_type 设为 "none"，并在 reasoning 中说明为什么这些事件是正常的。

Chosen response:
{
  "is_anomaly": false,
  "confidence": "medium",
  "threat_type": "none",
  "threat_description": "当前日志更符合正常模式，不建议报警。",
  "reasoning": [
    "推理步骤1: 正常样本是一两次失败后由成人成功开门；异常样本是短时连续失败尝试。"
  ],
  "key_evidence": [
    "正常样本是一两次失败后由成人成功开门；异常样本是短时连续失败尝试。"
  ],
  "recommended_actions": [
    "继续监测，无需立即处置。"
  ]
}

Rejected response:
```json
{
  "is_anomaly": true,
  "confidence": "high",
  "threat_type": "lock_malfunction",
  "threat_description": "入户门锁在尝试通过键盘解锁时发生操作错误，随后门状态变为未锁定（2），且此时门口检测到有人活动，存在极高的非法入侵或意外开门风险。",
  "reasoning": [
    "推理步骤 1: 在 2026-08-23T18:05:00 时，日志显示 front_door_lock 发生了 'LockOperationError(source=Keypad)'，表明用户尝试使用钥匙盘解锁失败。",
    "推理步骤 2: 紧接着在 18:06:00，门锁状态变为 2 (通常代表 Unlocked/未锁定)，这意味着尽管有报错，门最终处于开启或未锁闭状态。",
    "推理步骤 3: 关键异常在于 18:07:00，entrance_occupancy 传感器立即报告 Occupancy = 1 (有人)。结合之前的门锁故障和门口出现人员，这极有可能是外部人员利用门锁故障进入，或者是内部人员在门锁故障后未能成功重新上锁导致门外有人闯入。考虑到这是训练片段中的唯一一次门锁报错且伴随人员进入，必须视为高优先级安全威胁。"
  ],
  "key_evidence": [
    "[2026-08-23T18:05:00] front_door_lock | Event: LockOperationError(source=Keypad)",
    "[2026-08-23T18:06:00] front_door_lock | DoorLock.LockState = 2",
    "[2026-08-23T18:07:00] entrance_occupancy | OccupancySensing.Occupancy = 1"
  ],
  "recommended_actions": [
    "立即检查入户门是否已物理上锁，确认当前门口是否有未经授权的人员。",
    "重置或更换入户门锁的键盘模块，并检查电池电量。",
    "查看家庭监控录像，核实 18:07 分出现在门口的人员身份。",
    "建议联系智能家居服务商排查 Matter 协议下的门锁控制逻辑是否存在 Bug。"
  ]
}
```


System:
你是一个智能家居安全分析 AI 助手。你的职责是分析智能家居设备的状态日志，判断是否存在安全威胁或异常情况。

你需要基于以下能力进行分析：
1. 从设备状态变化中识别异常模式
2. 结合时间、住户习惯、设备类型进行推理
3. 区分真实威胁和正常行为（减少误报）
4. 对发现的问题给出具体的风险评估和建议

所有设备基于 Matter 协议标准，设备状态通过 Cluster.Attribute 的形式报告。

## 家庭环境信息
家庭布局: 三室两厅 (3BR)
- 重点房间 kids_room: 儿童房灯[dimmable_light], 儿童房运动传感器[occupancy_sensor], 儿童房窗帘[window_covering], 儿童房窗户传感器[contact_sensor], 儿童房温度传感器[temperature_sensor]
- 房间 balcony: 阳台灯[onoff_light], 阳台门传感器[contact_sensor], 洗衣机[laundry_washer]
- 房间 dining_room: 餐厅灯[dimmable_light], 餐厅运动传感器[occupancy_sensor]
- 房间 entrance: 入户门锁[door_lock], 入户门传感器[contact_sensor], 玄关灯[onoff_light], 玄关运动传感器[occupancy_sensor]
- 房间 kitchen: 厨房灯[onoff_light], 厨房灶具[cook_surface], 厨房烟雾报警器[smoke_co_alarm], 厨房温度传感器[temperature_sensor], 厨房窗户传感器[contact_sensor], 洗碗机[dishwasher], 厨房漏水传感器[water_leak_detector]
- 房间 living_room: 客厅主灯[dimmable_light], 客厅副灯[dimmable_light], 客厅氛围灯[onoff_light], 客厅空调[air_conditioner], 客厅温度传感器[temperature_sensor], 客厅运动传感器[occupancy_sensor], 客厅窗帘1[window_covering], 客厅窗户传感器1[contact_sensor], ... 共10个设备
- 房间 master_bathroom: 主卫灯[onoff_light], 主卫运动传感器[occupancy_sensor], 主卫漏水传感器[water_leak_detector]
- 房间 master_bedroom: 主卧灯[dimmable_light], 主卧床头灯[onoff_light], 主卧空调[air_conditioner], 主卧运动传感器[occupancy_sensor], 主卧窗帘[window_covering], 主卧窗户传感器[contact_sensor], 主卧温度传感器[temperature_sensor]
- 房间 second_bathroom: 次卫灯[onoff_light], 次卫漏水传感器[water_leak_detector]
- 房间 second_bedroom: 次卧灯[dimmable_light], 次卧空调[air_conditioner], 次卧运动传感器[occupancy_sensor], 次卧窗帘[window_covering], 次卧窗户传感器[contact_sensor]

## 已选日志说明
以下日志不是整天原始全量心跳，而是围绕关键设备、关键时间窗和跨天模式筛出的训练片段。
- 任务类型: SQ4
- 重点房间: kids_room
- 重点设备: entrance_occupancy, front_door_lock
- 已选事件数: 100

## 跨天活动摘要
- 2026-08-21: kids_room=231, entrance=233, master_bedroom=230, dining_room=223, living_room=116, master_bathroom=56

## 设备事件日志
[2026-08-21T00:00:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-08-21T07:23:32] front_door_lock | Event: LockOperation(LockOperationType=0, OperationSource=Manual)
[2026-08-21T12:08:24] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-08-21T16:05:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2390
[2026-08-21T16:08:24] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-08-21T16:12:00] kids_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-21T16:15:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2396
[2026-08-21T16:25:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2385
[2026-08-21T16:28:24] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-08-21T16:32:00] kids_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-21T16:35:00] front_door_lock | Event: LockOperation(LockOperationType=1, OperationSource=Manual)
[2026-08-21T16:35:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2380
[2026-08-21T16:40:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2375
[2026-08-21T16:50:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2368
[2026-08-21T16:55:03] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-08-21T17:00:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2355
[2026-08-21T17:00:05] kids_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-21T17:05:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2353
[2026-08-21T17:05:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2362
[2026-08-21T17:08:07] dining_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-21T17:10:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2364
[2026-08-21T17:10:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2354
[2026-08-21T17:15:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2351
[2026-08-21T17:15:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2342
[2026-08-21T17:20:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2339
[2026-08-21T17:20:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2341
[2026-08-21T17:20:05] kids_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-21T17:25:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2340
[2026-08-21T17:25:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2350
[2026-08-21T17:28:07] dining_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-21T17:30:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2342
[2026-08-21T17:30:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2337
[2026-08-21T17:30:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-21T17:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2348
[2026-08-21T17:35:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2338
[2026-08-21T17:35:03] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-08-21T17:36:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-21T17:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2344
[2026-08-21T17:40:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2330
[2026-08-21T17:41:00] front_door_lock | Event: LockOperation(LockOperationType=1, OperationSource=Manual)
[2026-08-21T17:41:12] living_room_light_1 | OnOff.OnOff = True
[2026-08-21T17:41:22] living_room_ac | Thermostat.SystemMode = 3
[2026-08-21T17:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2335
[2026-08-21T17:45:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2335
[2026-08-21T17:45:05] kids_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-21T17:48:07] dining_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-21T17:50:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2334
[2026-08-21T17:50:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2330
[2026-08-21T17:51:10] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-21T17:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2322
[2026-08-21T17:55:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2326
[2026-08-21T17:56:03] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-08-21T18:00:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2320
[2026-08-21T18:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2318
[2026-08-21T18:05:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2322
[2026-08-21T18:05:00] front_door_lock | Event: LockOperationError(source=Keypad)
[2026-08-21T18:05:05] kids_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-21T18:06:00] front_door_lock | DoorLock.LockState = 2
[2026-08-21T18:07:00] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-08-21T18:08:07] dining_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-21T18:10:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2318
[2026-08-21T18:10:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2329
[2026-08-21T18:11:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-21T18:11:10] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-21T18:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2319
[2026-08-21T18:15:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2324
[2026-08-21T18:16:03] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-08-21T18:20:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2321
[2026-08-21T18:20:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2311
[2026-08-21T18:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2311
[2026-08-21T18:25:05] kids_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-21T18:28:07] dining_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-21T18:30:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2304
[2026-08-21T18:30:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2319
[2026-08-21T18:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2307
[2026-08-21T18:35:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2312
[2026-08-21T18:36:03] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-08-21T18:40:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2312
[2026-08-21T18:40:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2299
[2026-08-21T18:41:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-21T18:41:10] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-21T18:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2304
[2026-08-21T18:45:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2308
[2026-08-21T18:45:05] kids_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-21T18:48:07] dining_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-21T18:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2294
[2026-08-21T18:50:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2306
[2026-08-21T18:51:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = None
[2026-08-21T18:55:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2292
[2026-08-21T19:00:00] kitchen_cook_surface | OnOff.OnOff = False
[2026-08-21T19:00:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2295
[2026-08-21T19:00:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2290
[2026-08-21T19:00:17] dining_room_light | OnOff.OnOff = True
[2026-08-21T19:01:03] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-08-21T19:04:55] master_bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-21T19:05:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2284
[2026-08-21T19:05:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2295
[2026-08-21T19:10:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2287
[2026-08-21T19:15:05] kids_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-21T19:20:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2281

## 任务
请综合以下多个设备与环境状态，评估家庭整体安全状况，指出任何潜在风险。

请按以下 JSON 格式回答：

```json
{
  "is_anomaly": true/false,
  "confidence": "high/medium/low",
  "threat_type": "具体威胁类型，从以下选择：intrusion / tailgating / credential_theft / fire_risk / unattended_cooking / carbon_monoxide / sensor_stuck / sensor_drift / sensor_malfunction / actuator_stuck / lock_malfunction / safety_device_failure / water_leak / possible_fall / abnormal_inactivity / health_concern / child_safety / behavioral_anomaly / none",
  "threat_description": "一句话描述发现的问题或确认安全",
  "reasoning": [
    "推理步骤1: ...",
    "推理步骤2: ...",
    "推理步骤3: ..."
  ],
  "key_evidence": [
    "关键证据1",
    "关键证据2"
  ],
  "recommended_actions": [
    "建议措施1",
    "建议措施2"
  ]
}
```

如果判断为正常（无异常），is_anomaly 设为 false，threat_type 设为 "none"，并在 reasoning 中说明为什么这些事件是正常的。

Chosen response:
{
  "is_anomaly": false,
  "confidence": "medium",
  "threat_type": "none",
  "threat_description": "当前日志更符合正常模式，不建议报警。",
  "reasoning": [
    "推理步骤1: 正常样本是一两次失败后由成人成功开门；异常样本是短时连续失败尝试。"
  ],
  "key_evidence": [
    "正常样本是一两次失败后由成人成功开门；异常样本是短时连续失败尝试。"
  ],
  "recommended_actions": [
    "继续监测，无需立即处置。"
  ]
}

Rejected response:
```json
{
  "is_anomaly": true,
  "confidence": "high",
  "threat_type": "lock_malfunction",
  "threat_description": "入户门锁在尝试通过键盘解锁时发生错误，随后状态显示为未锁定（或锁定失败），且此时门口区域有人存在，存在极高的入侵风险。",
  "reasoning": [
    "推理步骤 1: 在 2026-08-21T18:05:00 时刻，日志记录到 front_door_lock 出现 'LockOperationError(source=Keypad)' 事件，表明用户尝试使用键盘输入密码进行解锁操作但失败了。",
    "推理步骤 2: 紧接着在 18:06:00，门锁状态变为 2 (通常代表 Unlocked/未锁定)。结合之前的报错，这极有可能是因为密码错误或系统故障导致门被意外打开，或者处于无法锁定的异常状态。",
    "推理步骤 3: 关键的时间窗口分析显示，在门锁报错和状态变更期间 (18:05 - 18:07)，entrance_occupancy (入口运动传感器) 持续报告 Occupancy = 1 (有人)。这意味着在门锁失效或错误的瞬间，门口正有人停留，极大地增加了非法入侵或尾随进入的风险。",
    "推理步骤 4: 虽然之后有手动上锁操作 (18:41:00 LockOperationType=1)，但先前的故障发生在有人值守的敏感时段，属于严重的安全漏洞。"
  ],
  "key_evidence": [
    "[2026-08-21T18:05:00] front_door_lock | Event: LockOperationError(source=Keypad)",
    "[2026-08-21T18:06:00] front_door_lock | DoorLock.LockState = 2",
    "[2026-08-21T18:05:00] entrance_occupancy | OccupancySensing.Occupancy = 1",
    "[2026-08-21T18:07:00] entrance_occupancy | OccupancySensing.Occupancy = 1"
  ],
  "recommended_actions": [
    "立即检查物理门锁是否完好，确认当前门锁实际状态（已上锁还是未上锁）。",
    "重置门锁键盘密码或联系制造商技术支持排查固件/硬件故障。",
    "建议暂时避免使用键盘输入密码，改用机械钥匙开门，直到故障排除。",
    "通知住户注意近期进出安全，警惕可能的尾随入侵。"
  ]
}
```


System:
你是一个智能家居安全分析 AI 助手。你的职责是分析智能家居设备的状态日志，判断是否存在安全威胁或异常情况。

你需要基于以下能力进行分析：
1. 从设备状态变化中识别异常模式
2. 结合时间、住户习惯、设备类型进行推理
3. 区分真实威胁和正常行为（减少误报）
4. 对发现的问题给出具体的风险评估和建议

所有设备基于 Matter 协议标准，设备状态通过 Cluster.Attribute 的形式报告。

## 家庭环境信息
家庭布局: 三室两厅 (3BR)
- 重点房间 kids_room: 儿童房灯[dimmable_light], 儿童房运动传感器[occupancy_sensor], 儿童房窗帘[window_covering], 儿童房窗户传感器[contact_sensor], 儿童房温度传感器[temperature_sensor]
- 房间 balcony: 阳台灯[onoff_light], 阳台门传感器[contact_sensor], 洗衣机[laundry_washer]
- 房间 dining_room: 餐厅灯[dimmable_light], 餐厅运动传感器[occupancy_sensor]
- 房间 entrance: 入户门锁[door_lock], 入户门传感器[contact_sensor], 玄关灯[onoff_light], 玄关运动传感器[occupancy_sensor]
- 房间 kitchen: 厨房灯[onoff_light], 厨房灶具[cook_surface], 厨房烟雾报警器[smoke_co_alarm], 厨房温度传感器[temperature_sensor], 厨房窗户传感器[contact_sensor], 洗碗机[dishwasher], 厨房漏水传感器[water_leak_detector]
- 房间 living_room: 客厅主灯[dimmable_light], 客厅副灯[dimmable_light], 客厅氛围灯[onoff_light], 客厅空调[air_conditioner], 客厅温度传感器[temperature_sensor], 客厅运动传感器[occupancy_sensor], 客厅窗帘1[window_covering], 客厅窗户传感器1[contact_sensor], ... 共10个设备
- 房间 master_bathroom: 主卫灯[onoff_light], 主卫运动传感器[occupancy_sensor], 主卫漏水传感器[water_leak_detector]
- 房间 master_bedroom: 主卧灯[dimmable_light], 主卧床头灯[onoff_light], 主卧空调[air_conditioner], 主卧运动传感器[occupancy_sensor], 主卧窗帘[window_covering], 主卧窗户传感器[contact_sensor], 主卧温度传感器[temperature_sensor]
- 房间 second_bathroom: 次卫灯[onoff_light], 次卫漏水传感器[water_leak_detector]
- 房间 second_bedroom: 次卧灯[dimmable_light], 次卧空调[air_conditioner], 次卧运动传感器[occupancy_sensor], 次卧窗帘[window_covering], 次卧窗户传感器[contact_sensor]

## 已选日志说明
以下日志不是整天原始全量心跳，而是围绕关键设备、关键时间窗和跨天模式筛出的训练片段。
- 任务类型: SQ3
- 重点房间: kids_room
- 重点设备: entrance_occupancy, front_door_lock
- 已选事件数: 131

## 跨天活动摘要
- 2026-07-18: kids_room=48, entrance=51, living_room=48, dining_room=48, master_bedroom=48, second_bedroom=48

## 设备事件日志
[2026-07-18T00:00:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-07-18T04:00:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-07-18T08:00:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-07-18T12:00:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-07-18T16:00:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-07-18T16:25:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2394
[2026-07-18T16:30:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2375
[2026-07-18T16:30:00] kids_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-18T16:30:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-07-18T16:35:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2373
[2026-07-18T16:40:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2380
[2026-07-18T16:45:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2372
[2026-07-18T16:50:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2371
[2026-07-18T16:55:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2362
[2026-07-18T17:00:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2367
[2026-07-18T17:00:00] kids_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-18T17:00:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-07-18T17:05:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2361
[2026-07-18T17:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2357
[2026-07-18T17:15:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2349
[2026-07-18T17:15:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2360
[2026-07-18T17:15:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2360
[2026-07-18T17:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2344
[2026-07-18T17:20:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2347
[2026-07-18T17:20:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2341
[2026-07-18T17:20:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2359
[2026-07-18T17:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2343
[2026-07-18T17:25:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2353
[2026-07-18T17:25:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2351
[2026-07-18T17:25:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2340
[2026-07-18T17:30:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2336
[2026-07-18T17:30:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2339
[2026-07-18T17:30:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2336
[2026-07-18T17:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-18T17:30:00] dining_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-18T17:30:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-18T17:30:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-18T17:30:00] kids_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-18T17:30:00] master_bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-18T17:30:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-07-18T17:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2334
[2026-07-18T17:35:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2341
[2026-07-18T17:35:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2334
[2026-07-18T17:35:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2330
[2026-07-18T17:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2339
[2026-07-18T17:40:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2343
[2026-07-18T17:40:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2327
[2026-07-18T17:40:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2347
[2026-07-18T17:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2341
[2026-07-18T17:45:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2338
[2026-07-18T17:45:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2340
[2026-07-18T17:45:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2326
[2026-07-18T17:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2330
[2026-07-18T17:50:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2333
[2026-07-18T17:50:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2321
[2026-07-18T17:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2336
[2026-07-18T17:55:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2320
[2026-07-18T17:55:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2332
[2026-07-18T17:55:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2322
[2026-07-18T18:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2331
[2026-07-18T18:00:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2315
[2026-07-18T18:00:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2332
[2026-07-18T18:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-18T18:00:00] dining_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-18T18:00:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-18T18:00:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-18T18:00:00] kids_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-18T18:00:00] master_bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-18T18:00:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-07-18T18:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2313
[2026-07-18T18:05:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2327
[2026-07-18T18:05:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2323
[2026-07-18T18:05:00] front_door_lock | Event: LockOperationError(source=Keypad)
[2026-07-18T18:06:00] front_door_lock | DoorLock.LockState = 2
[2026-07-18T18:07:00] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-07-18T18:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2323
[2026-07-18T18:10:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2311
[2026-07-18T18:10:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2324
[2026-07-18T18:10:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2325
[2026-07-18T18:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2308
[2026-07-18T18:15:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2312
[2026-07-18T18:15:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2320
[2026-07-18T18:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2314
[2026-07-18T18:20:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2309
[2026-07-18T18:20:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2317
[2026-07-18T18:20:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2314
[2026-07-18T18:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2320
[2026-07-18T18:25:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2307
[2026-07-18T18:25:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2313
[2026-07-18T18:25:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2318
[2026-07-18T18:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2305
[2026-07-18T18:30:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2319
[2026-07-18T18:30:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2304
[2026-07-18T18:30:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2301
[2026-07-18T18:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-18T18:30:00] dining_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-18T18:30:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-18T18:30:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-18T18:30:00] kids_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-18T18:30:00] master_bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-18T18:30:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-07-18T18:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2304
[2026-07-18T18:35:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2308
[2026-07-18T18:35:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2300
[2026-07-18T18:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2299
[2026-07-18T18:40:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2305
[2026-07-18T18:40:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2306
[2026-07-18T18:40:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2298
[2026-07-18T18:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2311
[2026-07-18T18:45:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2298
[2026-07-18T18:45:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2301
[2026-07-18T18:45:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2297
[2026-07-18T18:50:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2306
[2026-07-18T18:50:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2299
[2026-07-18T18:50:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2306
[2026-07-18T18:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2289
[2026-07-18T18:55:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2289
[2026-07-18T18:55:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2297
[2026-07-18T18:55:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2294
[2026-07-18T19:00:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2300
[2026-07-18T19:00:00] kids_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-18T19:00:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-07-18T19:10:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2292
[2026-07-18T19:15:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2279
[2026-07-18T19:20:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2285
[2026-07-18T19:25:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2276
[2026-07-18T19:30:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2282
[2026-07-18T19:30:00] kids_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-18T19:30:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-07-18T19:35:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2272
[2026-07-18T19:40:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2283

## 任务
以下是过去一段时间的设备活动记录。请识别其中是否存在可疑行为模式，并解释你的判断。

请按以下 JSON 格式回答：

```json
{
  "is_anomaly": true/false,
  "confidence": "high/medium/low",
  "threat_type": "具体威胁类型，从以下选择：intrusion / tailgating / credential_theft / fire_risk / unattended_cooking / carbon_monoxide / sensor_stuck / sensor_drift / sensor_malfunction / actuator_stuck / lock_malfunction / safety_device_failure / water_leak / possible_fall / abnormal_inactivity / health_concern / child_safety / behavioral_anomaly / none",
  "threat_description": "一句话描述发现的问题或确认安全",
  "reasoning": [
    "推理步骤1: ...",
    "推理步骤2: ...",
    "推理步骤3: ..."
  ],
  "key_evidence": [
    "关键证据1",
    "关键证据2"
  ],
  "recommended_actions": [
    "建议措施1",
    "建议措施2"
  ]
}
```

如果判断为正常（无异常），is_anomaly 设为 false，threat_type 设为 "none"，并在 reasoning 中说明为什么这些事件是正常的。

Chosen response:
{
  "is_anomaly": false,
  "confidence": "medium",
  "threat_type": "none",
  "threat_description": "当前日志更符合正常模式，不建议报警。",
  "reasoning": [
    "推理步骤1: 正常样本是一两次失败后由成人成功开门；异常样本是短时连续失败尝试。"
  ],
  "key_evidence": [
    "正常样本是一两次失败后由成人成功开门；异常样本是短时连续失败尝试。"
  ],
  "recommended_actions": [
    "继续监测，无需立即处置。"
  ]
}

Rejected response:
```json
{
  "is_anomaly": true,
  "confidence": "high",
  "threat_type": "lock_malfunction",
  "threat_description": "入户门锁在无人进入且无操作记录的情况下报告了键盘锁操作错误，随后门状态变为锁定（或尝试锁定），存在设备故障或被恶意干扰的风险。",
  "reasoning": [
    "推理步骤 1: 分析时间线，在 2026-07-18T18:05:00 时，entrance_occupancy 传感器显示为 0（无人），且此前没有任何人员进出记录。",
    "推理步骤 2: 在同一时间点 (18:05:00)，front_door_lock 设备突然上报 'LockOperationError(source=Keypad)'，表明门锁的键盘输入模块发生了错误或异常响应。",
    "推理步骤 3: 紧接着在 18:06:00，门锁状态变为 2（通常代表 Locked/已锁定）。结合当时屋内无人（所有房间 occupancy 均为 0）且外部无人员活动迹象，这种‘无人触发却报错并执行锁定’的行为不符合正常用户习惯，极可能是设备硬件故障、固件 Bug 或遭受了针对键盘接口的攻击/干扰。",
    "推理步骤 4: 虽然儿童房温度数据异常高（如 2394），但考虑到 Matter 协议中温度单位通常为摄氏度，该数值远超物理极限，属于典型的传感器漂移或数据溢出错误（sensor_drift/sensor_malfunction），但这属于次要问题，不影响对门锁这一关键安全事件的高置信度判断。"
  ],
  "key_evidence": [
    "[2026-07-18T18:05:00] front_door_lock | Event: LockOperationError(source=Keypad)",
    "[2026-07-18T18:06:00] front_door_lock | DoorLock.LockState = 2",
    "[2026-07-18T18:05:00] entrance_occupancy | OccupancySensing.Occupancy = 0"
  ],
  "recommended_actions": [
    "立即检查入户门锁的物理状态，确认是否被意外锁定或卡住，如有必要手动解锁。",
    "重置门锁设备并更新固件，排查是否为已知漏洞导致的键盘模块故障。",
    "联系设备制造商技术支持，报告'Keypad LockOperationError'的具体现象以获取进一步诊断。",
    "暂时启用备用机械钥匙作为应急方案，直到设备故障排除。"
  ]
}
```


System:
你是一个智能家居安全分析 AI 助手。你的职责是分析智能家居设备的状态日志，判断是否存在安全威胁或异常情况。

你需要基于以下能力进行分析：
1. 从设备状态变化中识别异常模式
2. 结合时间、住户习惯、设备类型进行推理
3. 区分真实威胁和正常行为（减少误报）
4. 对发现的问题给出具体的风险评估和建议

所有设备基于 Matter 协议标准，设备状态通过 Cluster.Attribute 的形式报告。

## 家庭环境信息
家庭布局: 三室两厅 (3BR)
- 重点房间 kids_room: 儿童房灯[dimmable_light], 儿童房运动传感器[occupancy_sensor], 儿童房窗帘[window_covering], 儿童房窗户传感器[contact_sensor], 儿童房温度传感器[temperature_sensor]
- 房间 balcony: 阳台灯[onoff_light], 阳台门传感器[contact_sensor], 洗衣机[laundry_washer]
- 房间 dining_room: 餐厅灯[dimmable_light], 餐厅运动传感器[occupancy_sensor]
- 房间 entrance: 入户门锁[door_lock], 入户门传感器[contact_sensor], 玄关灯[onoff_light], 玄关运动传感器[occupancy_sensor]
- 房间 kitchen: 厨房灯[onoff_light], 厨房灶具[cook_surface], 厨房烟雾报警器[smoke_co_alarm], 厨房温度传感器[temperature_sensor], 厨房窗户传感器[contact_sensor], 洗碗机[dishwasher], 厨房漏水传感器[water_leak_detector]
- 房间 living_room: 客厅主灯[dimmable_light], 客厅副灯[dimmable_light], 客厅氛围灯[onoff_light], 客厅空调[air_conditioner], 客厅温度传感器[temperature_sensor], 客厅运动传感器[occupancy_sensor], 客厅窗帘1[window_covering], 客厅窗户传感器1[contact_sensor], ... 共10个设备
- 房间 master_bathroom: 主卫灯[onoff_light], 主卫运动传感器[occupancy_sensor], 主卫漏水传感器[water_leak_detector]
- 房间 master_bedroom: 主卧灯[dimmable_light], 主卧床头灯[onoff_light], 主卧空调[air_conditioner], 主卧运动传感器[occupancy_sensor], 主卧窗帘[window_covering], 主卧窗户传感器[contact_sensor], 主卧温度传感器[temperature_sensor]
- 房间 second_bathroom: 次卫灯[onoff_light], 次卫漏水传感器[water_leak_detector]
- 房间 second_bedroom: 次卧灯[dimmable_light], 次卧空调[air_conditioner], 次卧运动传感器[occupancy_sensor], 次卧窗帘[window_covering], 次卧窗户传感器[contact_sensor]

## 已选日志说明
以下日志不是整天原始全量心跳，而是围绕关键设备、关键时间窗和跨天模式筛出的训练片段。
- 任务类型: SQ4
- 重点房间: kids_room
- 重点设备: kitchen_cook_surface, kitchen_light, master_bedroom_occupancy
- 已选事件数: 104

## 跨天活动摘要
- 2026-08-12: kids_room=232, master_bedroom=230, entrance=230, dining_room=224, living_room=113, master_bathroom=53

## 设备事件日志
[2026-08-12T00:00:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-12T06:32:34] kitchen_cook_surface | OnOff.OnOff = True
[2026-08-12T07:24:04] kitchen_light | OnOff.OnOff = False
[2026-08-12T11:27:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-12T17:00:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2361
[2026-08-12T17:02:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-12T17:05:05] kids_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-12T17:10:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2362
[2026-08-12T17:20:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2355
[2026-08-12T17:22:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-12T17:25:05] kids_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-12T17:30:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2344
[2026-08-12T17:40:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2341
[2026-08-12T17:42:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-12T17:45:05] kids_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-12T17:50:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2332
[2026-08-12T18:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2331
[2026-08-12T18:00:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2334
[2026-08-12T18:00:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-12T18:02:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-12T18:02:07] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-12T18:03:06] dining_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-12T18:05:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2322
[2026-08-12T18:05:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2314
[2026-08-12T18:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2329
[2026-08-12T18:10:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2316
[2026-08-12T18:10:05] kids_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-12T18:12:03] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-08-12T18:15:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2309
[2026-08-12T18:15:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2318
[2026-08-12T18:19:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = None
[2026-08-12T18:20:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2321
[2026-08-12T18:20:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2324
[2026-08-12T18:22:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-12T18:22:07] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-12T18:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2313
[2026-08-12T18:25:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2319
[2026-08-12T18:28:06] dining_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-12T18:30:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2310
[2026-08-12T18:30:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2300
[2026-08-12T18:30:05] kids_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-12T18:32:03] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-08-12T18:32:47] master_bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-12T18:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2311
[2026-08-12T18:35:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2306
[2026-08-12T18:40:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2311
[2026-08-12T18:40:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2295
[2026-08-12T18:42:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-12T18:42:07] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-12T18:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2307
[2026-08-12T18:45:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2303
[2026-08-12T18:48:06] dining_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-12T18:50:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2298
[2026-08-12T18:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2289
[2026-08-12T18:55:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2304
[2026-08-12T18:55:05] kids_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-12T18:57:03] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-08-12T19:00:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2294
[2026-08-12T19:00:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2301
[2026-08-12T19:00:00] kitchen_light | OnOff.OnOff = True
[2026-08-12T19:01:00] kitchen_cook_surface | OnOff.OnOff = True
[2026-08-12T19:02:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-12T19:02:47] master_bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-12T19:04:00] kitchen_cook_surface | OnOff.OnOff = False
[2026-08-12T19:04:10] dining_room_light | OnOff.OnOff = True
[2026-08-12T19:05:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = None
[2026-08-12T19:07:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-12T19:07:07] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-12T19:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2286
[2026-08-12T19:10:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2280
[2026-08-12T19:14:06] dining_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-12T19:15:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2282
[2026-08-12T19:15:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2298
[2026-08-12T19:20:00] kitchen_dishwasher | OnOff.OnOff = True
[2026-08-12T19:20:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2288
[2026-08-12T19:20:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2276
[2026-08-12T19:20:05] kids_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-12T19:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2288
[2026-08-12T19:25:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2288
[2026-08-12T19:27:03] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-08-12T19:30:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2278
[2026-08-12T19:30:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2281
[2026-08-12T19:32:47] master_bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-12T19:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2284
[2026-08-12T19:35:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2285
[2026-08-12T19:39:06] dining_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-12T19:40:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2272
[2026-08-12T19:42:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-12T19:42:07] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-12T19:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2270
[2026-08-12T19:45:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2268
[2026-08-12T19:45:05] kids_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-12T19:47:03] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-08-12T19:50:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2284
[2026-08-12T19:50:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2267
[2026-08-12T19:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2278
[2026-08-12T19:55:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2280
[2026-08-12T19:59:06] dining_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-12T20:00:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2270
[2026-08-12T20:00:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2276
[2026-08-12T20:05:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2261
[2026-08-12T20:07:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-12T20:10:05] kids_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-12T20:15:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2274

## 任务
你将看到一组跨设备日志。请做综合安全分析，而不是单点判断。

请按以下 JSON 格式回答：

```json
{
  "is_anomaly": true/false,
  "confidence": "high/medium/low",
  "threat_type": "具体威胁类型，从以下选择：intrusion / tailgating / credential_theft / fire_risk / unattended_cooking / carbon_monoxide / sensor_stuck / sensor_drift / sensor_malfunction / actuator_stuck / lock_malfunction / safety_device_failure / water_leak / possible_fall / abnormal_inactivity / health_concern / child_safety / behavioral_anomaly / none",
  "threat_description": "一句话描述发现的问题或确认安全",
  "reasoning": [
    "推理步骤1: ...",
    "推理步骤2: ...",
    "推理步骤3: ..."
  ],
  "key_evidence": [
    "关键证据1",
    "关键证据2"
  ],
  "recommended_actions": [
    "建议措施1",
    "建议措施2"
  ]
}
```

如果判断为正常（无异常），is_anomaly 设为 false，threat_type 设为 "none"，并在 reasoning 中说明为什么这些事件是正常的。

Chosen response:
```json
{
  "is_anomaly": false,
  "confidence": "high",
  "threat_type": "none",
  "threat_description": "未检测到安全威胁，日志显示为正常的家庭晚间活动模式。",
  "reasoning": [
    "1. 烹饪行为分析：厨房灶具（kitchen_cook_surface）在 06:32 和 19:01 两次开启，均在短时间内关闭（19:04 关闭），符合正常做饭习惯。虽然 19:01-19:04 期间无人进入厨房（无 kitchen_occupancy 事件，且其他房间有人），但考虑到现代智能家居中传感器可能存在盲区或人员主要在餐厅/客厅活动而仅在厨房操作，且持续时间极短，不构成“无人看管”的火灾风险。",
    "2. 人员活动模式：主卧、儿童房、客厅、餐厅等区域在傍晚至夜间（17:00-20:00）均有持续的运动传感器触发记录，表明家庭成员在家中进行日常活动（如晚餐、休闲）。入户门传感器在 18:12、18:32、19:27、19:47 多次触发，结合室内多人活跃状态，推测为家庭成员进出或宠物活动，未见异常入侵迹象。",
    "3. 设备状态与数据合理性：温度传感器读数随时间缓慢下降（从 ~23.6°C 降至 ~22.6°C），符合夏季夜晚自然降温或空调运行后的趋势，无剧烈跳变或传感器卡死迹象。部分温度读数为 None 可能是上报延迟或瞬时故障，但未伴随其他危险信号。",
    "4. 综合判断：所有关键设备（门锁、烟雾报警器、漏水传感器）均无报警或异常状态。整体行为逻辑连贯，无孤立的高危事件。"
  ],
  "key_evidence": [
    "kitchen_cook_surface 开启时间短 (19:01-19:04)，随后关闭，无后续长时间无人值守烹饪。",
    "多个房间 (living_room, dining_room, kids_room) 运动传感器在 17:00-20:00 期间频繁触发，证实家中有人活动。",
    "温度传感器数据呈平滑变化趋势，无异常突变。",
    "入户门传感器多次触发与室内人员活跃状态相符，无非法入侵特征。"
  ],
  "recommended_actions": [
    "无需立即干预，继续保持常规监控。",
    "建议检查厨房运动传感器覆盖范围，若经常漏报可考虑优化位置或增加灵敏度，以完善‘无人看管烹饪’的检测逻辑。"
  ]
}
```

Rejected response:
{
  "is_anomaly": true,
  "confidence": "medium",
  "threat_type": "intrusion",
  "threat_description": "这些变化表明存在安全异常。",
  "reasoning": [
    "推理步骤1: 我把本可由正常模式解释的事件误判成了异常。"
  ],
  "key_evidence": [
    "正常样本是晚餐时间且有成人活动；异常样本发生在夜间儿童应睡时段。"
  ],
  "recommended_actions": [
    "建议立即检查并触发安全响应。"
  ]
}


System:
你是一个智能家居安全分析 AI 助手。你的职责是分析智能家居设备的状态日志，判断是否存在安全威胁或异常情况。

你需要基于以下能力进行分析：
1. 从设备状态变化中识别异常模式
2. 结合时间、住户习惯、设备类型进行推理
3. 区分真实威胁和正常行为（减少误报）
4. 对发现的问题给出具体的风险评估和建议

所有设备基于 Matter 协议标准，设备状态通过 Cluster.Attribute 的形式报告。

## 家庭环境信息
家庭布局: 三室两厅 (3BR)
- 重点房间 kids_room: 儿童房灯[dimmable_light], 儿童房运动传感器[occupancy_sensor], 儿童房窗帘[window_covering], 儿童房窗户传感器[contact_sensor], 儿童房温度传感器[temperature_sensor]
- 房间 balcony: 阳台灯[onoff_light], 阳台门传感器[contact_sensor], 洗衣机[laundry_washer]
- 房间 dining_room: 餐厅灯[dimmable_light], 餐厅运动传感器[occupancy_sensor]
- 房间 entrance: 入户门锁[door_lock], 入户门传感器[contact_sensor], 玄关灯[onoff_light], 玄关运动传感器[occupancy_sensor]
- 房间 kitchen: 厨房灯[onoff_light], 厨房灶具[cook_surface], 厨房烟雾报警器[smoke_co_alarm], 厨房温度传感器[temperature_sensor], 厨房窗户传感器[contact_sensor], 洗碗机[dishwasher], 厨房漏水传感器[water_leak_detector]
- 房间 living_room: 客厅主灯[dimmable_light], 客厅副灯[dimmable_light], 客厅氛围灯[onoff_light], 客厅空调[air_conditioner], 客厅温度传感器[temperature_sensor], 客厅运动传感器[occupancy_sensor], 客厅窗帘1[window_covering], 客厅窗户传感器1[contact_sensor], ... 共10个设备
- 房间 master_bathroom: 主卫灯[onoff_light], 主卫运动传感器[occupancy_sensor], 主卫漏水传感器[water_leak_detector]
- 房间 master_bedroom: 主卧灯[dimmable_light], 主卧床头灯[onoff_light], 主卧空调[air_conditioner], 主卧运动传感器[occupancy_sensor], 主卧窗帘[window_covering], 主卧窗户传感器[contact_sensor], 主卧温度传感器[temperature_sensor]
- 房间 second_bathroom: 次卫灯[onoff_light], 次卫漏水传感器[water_leak_detector]
- 房间 second_bedroom: 次卧灯[dimmable_light], 次卧空调[air_conditioner], 次卧运动传感器[occupancy_sensor], 次卧窗帘[window_covering], 次卧窗户传感器[contact_sensor]

## 已选日志说明
以下日志不是整天原始全量心跳，而是围绕关键设备、关键时间窗和跨天模式筛出的训练片段。
- 任务类型: SQ4
- 重点房间: kids_room
- 重点设备: balcony_door_contact, kids_room_occupancy, living_room_occupancy
- 已选事件数: 96

## 跨天活动摘要
- 2026-07-09: kids_room=229, master_bedroom=231, entrance=225, dining_room=222, living_room=116, master_bathroom=54

## 设备事件日志
[2026-07-09T00:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-09T00:00:00] kids_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-09T08:37:00] kids_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-09T09:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-09T11:42:00] kids_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-09T14:10:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2460
[2026-07-09T14:12:00] kids_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-09T14:15:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2475
[2026-07-09T14:20:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2473
[2026-07-09T14:25:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2454
[2026-07-09T14:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-09T14:32:00] kids_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-09T14:35:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2464
[2026-07-09T14:40:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2457
[2026-07-09T14:45:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2453
[2026-07-09T14:50:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2441
[2026-07-09T14:52:00] kids_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-09T14:55:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2442
[2026-07-09T15:00:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2436
[2026-07-09T15:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-09T15:05:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2426
[2026-07-09T15:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2429
[2026-07-09T15:10:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2440
[2026-07-09T15:10:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2428
[2026-07-09T15:10:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2429
[2026-07-09T15:10:51] master_bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-09T15:12:00] kids_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-09T15:13:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-07-09T15:13:10] dining_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-09T15:14:25] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-07-09T15:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2423
[2026-07-09T15:15:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2420
[2026-07-09T15:15:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2425
[2026-07-09T15:15:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2434
[2026-07-09T15:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2431
[2026-07-09T15:20:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2426
[2026-07-09T15:20:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2433
[2026-07-09T15:20:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2422
[2026-07-09T15:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2422
[2026-07-09T15:25:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2428
[2026-07-09T15:25:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2415
[2026-07-09T15:25:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2414
[2026-07-09T15:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2428
[2026-07-09T15:30:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2417
[2026-07-09T15:30:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2421
[2026-07-09T15:30:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2410
[2026-07-09T15:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-09T15:30:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-09T15:32:00] kids_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-09T15:33:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-07-09T15:33:10] dining_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-09T15:34:25] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-07-09T15:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2417
[2026-07-09T15:35:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2422
[2026-07-09T15:35:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2409
[2026-07-09T15:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2405
[2026-07-09T15:40:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2403
[2026-07-09T15:40:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2423
[2026-07-09T15:40:51] master_bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-09T15:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2399
[2026-07-09T15:45:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2403
[2026-07-09T15:45:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2412
[2026-07-09T15:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2416
[2026-07-09T15:50:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2401
[2026-07-09T15:50:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2405
[2026-07-09T15:50:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2408
[2026-07-09T15:52:00] kids_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-09T15:53:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-07-09T15:53:10] dining_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-09T15:54:25] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-07-09T15:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2401
[2026-07-09T15:55:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2393
[2026-07-09T15:55:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2394
[2026-07-09T15:55:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2397
[2026-07-09T15:58:00] front_door_lock | Event: LockOperation(LockOperationType=1, OperationSource=Manual)
[2026-07-09T15:58:00] front_door_lock | DoorLock.LockState = 2
[2026-07-09T15:58:02] front_door_contact | BooleanState.StateValue = False
[2026-07-09T15:58:14] kids_room_light | OnOff.OnOff = True
[2026-07-09T16:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2396
[2026-07-09T16:00:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2396
[2026-07-09T16:00:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2400
[2026-07-09T16:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-09T16:00:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-09T16:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2388
[2026-07-09T16:05:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2394
[2026-07-09T16:05:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2407
[2026-07-09T16:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2390
[2026-07-09T16:10:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2388
[2026-07-09T16:10:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2384
[2026-07-09T16:10:00] kids_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-09T16:10:51] master_bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-09T16:12:00] balcony_door_contact | BooleanState.StateValue = False
[2026-07-09T16:13:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-07-09T16:13:00] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-09T16:13:07] kids_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-09T16:13:10] dining_room_occupancy | OccupancySensing.Occupancy = 1

## 任务
你将看到一组跨设备日志。请做综合安全分析，而不是单点判断。

请按以下 JSON 格式回答：

```json
{
  "is_anomaly": true/false,
  "confidence": "high/medium/low",
  "threat_type": "具体威胁类型，从以下选择：intrusion / tailgating / credential_theft / fire_risk / unattended_cooking / carbon_monoxide / sensor_stuck / sensor_drift / sensor_malfunction / actuator_stuck / lock_malfunction / safety_device_failure / water_leak / possible_fall / abnormal_inactivity / health_concern / child_safety / behavioral_anomaly / none",
  "threat_description": "一句话描述发现的问题或确认安全",
  "reasoning": [
    "推理步骤1: ...",
    "推理步骤2: ...",
    "推理步骤3: ..."
  ],
  "key_evidence": [
    "关键证据1",
    "关键证据2"
  ],
  "recommended_actions": [
    "建议措施1",
    "建议措施2"
  ]
}
```

如果判断为正常（无异常），is_anomaly 设为 false，threat_type 设为 "none"，并在 reasoning 中说明为什么这些事件是正常的。

Chosen response:
```json
{
  "is_anomaly": false,
  "confidence": "high",
  "threat_type": "none",
  "threat_description": "未检测到安全威胁，日志显示为正常的家庭日常活动及环境监控数据。",
  "reasoning": [
    "1. **人员活动模式分析**：日志显示儿童房（kids_room）在下午时段（14:10-16:13）持续有人活动（Occupancy=1），同时主卧、餐厅、玄关等区域也有相应的人员进出记录。这符合家庭成员在家的正常行为逻辑，未发现异常入侵或长时间无人/有人导致的异常静默。",
    "2. **门锁与入口安全**：15:58 入户门（front_door_lock）执行了手动上锁操作（LockState=2），且门磁传感器（front_door_contact）状态变为 False（关闭）。这是典型的离家或居家安防动作，时间点在下午，结合其他房间有人活动的情况，属于正常的生活场景，非非法入侵。",
    "3. **设备状态与传感器数据**：温度传感器读数在 23.9°C - 24.7°C 之间波动，数值变化平缓且符合室内环境温度特征，无剧烈跳变，排除传感器故障或漂移。阳台门传感器（balcony_door_contact）在 16:12 显示关闭，与整体居家状态一致。",
    "4. **无危险事件迹象**：厨房烟雾报警器、漏水传感器、一氧化碳探测器均无报警触发记录；灶具无异常开启后无人看管的迹象；空调和灯光控制均在合理范围内。"
  ],
  "key_evidence": [
    "kids_room_occupancy 在 14:10-16:13 期间持续为 1，表明儿童房内有人活动，符合日常作息。",
    "front_door_lock 在 15:58 执行 Manual Lock 操作，门磁随之关闭，属正常安防行为。",
    "所有温度传感器读数稳定在舒适区间（约24°C），无异常波动。",
    "无烟雾、漏水、CO报警或非法开锁尝试记录。"
  ],
  "recommended_actions": [
    "无需采取紧急措施。",
    "建议继续维持当前的智能家居自动化规则，确保门窗传感器和运动传感器的电池电量充足。"
  ]
}
```

Rejected response:
```json
{
  "is_anomaly": true,
  "confidence": "high",
  "threat_type": "child_safety",
  "threat_description": "检测到儿童房在无人看管状态下出现长时间高温异常，且伴随入户门被非法开启（尾随或入侵）后儿童房灯光自动开启的异常联动行为。",
  "reasoning": [
    "推理步骤 1: 温度传感器数据异常。从 14:10 到 16:10，kids_room_temp_sensor 报告的温度值在 2384-2475 之间波动。Matter 协议中温度通常以 0.1°C 为单位，因此 24xx 代表约 24.x°C。虽然数值本身看似正常室温范围，但结合上下文，需确认单位是否为毫摄氏度 (mK) 或其他缩放因子。若为 mK，则 2400mK = 24.0°C，这是正常的。然而，观察日志发现温度在 14:10 达到峰值 2475 (24.75°C)，随后缓慢下降至 2384 (23.84°C)。更关键的异常在于：如果这些数值是原始读数而非标准化后的摄氏度，或者存在传感器漂移导致读数虚高（例如实际温度远高于此），则构成风险。但在本例中，最显著的异常并非温度绝对值，而是**时间序列上的孤立性**。",
    "推理步骤 2: 人员活动与温度变化的矛盾。在 14:10 至 16:10 期间，kids_room_occupancy 持续报告为 1 (有人)，而 living_room_occupancy 和 entrance_occupancy 在大部分时间为 0。这表明有人员在儿童房内。但是，注意 15:58 发生的事件链：front_door_lock 被手动解锁并锁定 (LockState=2)，紧接着 front_door_contact 变为 False (门打开)。此时 kids_room_light 在 15:58:14 突然开启。",
    "推理步骤 3: 关键的安全逻辑冲突。通常在家庭自动化场景中，当入户门被打开且检测到外部人员进入时，系统应触发警报或通知住户，而不是仅仅打开儿童房的灯。更重要的是，查看 16:12 的 balcony_door_contact 变为 False (阳台门打开)，随后 master_bedroom_occupancy 变为 1。这暗示可能有外人通过阳台或后门进入，或者家庭成员进行了非典型的移动路径。",
    "推理步骤 4: 综合判断。真正的威胁点在于 **15:58 的入户门操作**。日志显示 `Event: LockOperation(LockOperationType=1, OperationSource=Manual)` 紧接着 `DoorLock.LockState = 2` (通常 2 表示 unlocked/open)。随后 `front_door_contact = False`。这意味着有人在 15:58 打开了前门。考虑到之前 (15:14, 15:34, 15:54) 多次记录到 `entrance_occupancy = 1` 但并未立即开门，这次开门发生在下午较晚时段。如果这是家庭成员回家，通常会伴随其他设备状态变化（如客厅灯亮、空调调整等）。但此处仅开了儿童房灯。更可疑的是，如果这是一个“入侵”场景，攻击者可能利用尾随 (tailgating) 进入，然后触发了某种自动化规则（可能是误配置或恶意脚本）打开了儿童房灯，试图掩盖行踪或测试环境。此外，儿童房温度在白天持续处于较高水平且缓慢下降，若配合 occupancy=1，说明室内热源持续存在，若无明显降温趋势（如开窗），可能存在安全隐患。",
    "修正推理：重新审视温度数据。24xx 极有可能是 0.1 度单位的整数表示，即 24.0 - 24.7 度，这在夏季是正常的。那么主要威胁必须来自**门禁事件**。15:58 前，entrance_occupancy 曾短暂为 1 (15:14, 15:34, 15:54)，但均未开门。15:58 突然开门，且之后没有看到明显的“主人回家”模式（如客厅灯开、电视开等），反而只开了儿童房灯。这种行为模式符合**尾随入侵 (Tailgating)** 或**社会工程学攻击**的特征：某人跟随他人进入，或者利用授权漏洞进入，并尝试激活特定房间的设备以混淆视听或进行侦察。同时，儿童房温度在 14:10 达到最高点后缓慢下降，如果此时房间内只有一个人（孩子），而家长不在家（master_bedroom 直到 15:13 才有人，16:13 又有人），这种单人在儿童房长时间停留且无其他活动迹象，也构成了 **child_safety** 风险（监护人缺席）。",
    "最终结论：核心威胁是 15:58 的非典型入户开门行为，结合儿童房内单人长时间滞留且缺乏正常家庭活动背景，高度疑似安全入侵或监护缺失。"
  ],
  "key_evidence": [
    "2026-07-09T15:58:00 入户门锁被手动解锁并打开 (LockState=2, Contact=False)，此前该时间点附近无其他明显的‘主人回家’设备联动（如客厅灯、电视开启）。",
    "2026-07-09T15:58:14 入户门打开后仅 14 秒，儿童房灯光突然开启 (OnOff=True)，这种特定的、孤立的设备响应不符合常规的家庭自动化逻辑。",
    "在 15:58 开门前后，儿童房一直有人 (Occupancy=1)，但主卧和客厅在大部分时间为空，显示监护人可能不在场，增加了儿童独自一人的安全风险。"
  ],
  "recommended_actions": [
    "立即检查入户门锁的物理状态及电子锁日志，确认是否有未授权的访问尝试或密码泄露。",
    "核实 15:58 开门时的具体人员身份，调取门口摄像头录像确认是否为尾随入侵。",
    "检查智能家居自动化规则，排查是否存在‘开门即开儿童房灯’的异常配置或被篡改的规则。",
    "联系住户确认当时家中是否有人，以及儿童房内的情况，确保儿童安全。"
  ]
}
```