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: 独居老人 (Elderly Living Alone)
- 重点房间 living_room: 客厅灯[dimmable_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[window_covering], 客厅窗户传感器[contact_sensor], 客厅烟雾报警器[smoke_co_alarm]
- 房间 bathroom: 卫生间灯[onoff_light], 卫生间运动传感器[occupancy_sensor], 卫生间漏水传感器[water_leak_detector]
- 房间 bedroom: 卧室灯[dimmable_light], 床头灯[onoff_light], 卧室运动传感器[occupancy_sensor], 卧室窗帘[window_covering], 卧室窗户传感器[contact_sensor], 卧室温度传感器[temperature_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], 厨房运动传感器[occupancy_sensor], 厨房漏水传感器[water_leak_detector]

## 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: living_room
- 重点设备: living_room_light
- 已选事件数: 123

## 跨天活动摘要
- 2026-08-09: living_room=215, bedroom=240, kitchen=237, entrance=231, bathroom=58

## 设备事件日志
[2026-08-09T00:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2271
[2026-08-09T00:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2284
[2026-08-09T00:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2281
[2026-08-09T00:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2275
[2026-08-09T00:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-09T00:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2290
[2026-08-09T00:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2288
[2026-08-09T00:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2298
[2026-08-09T00:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2286
[2026-08-09T01:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2304
[2026-08-09T01:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-09T01:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2297
[2026-08-09T01:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2293
[2026-08-09T01:10:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2199
[2026-08-09T01:10:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2299
[2026-08-09T01:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2307
[2026-08-09T01:15:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2205
[2026-08-09T01:15:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2300
[2026-08-09T01:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2302
[2026-08-09T01:20:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2210
[2026-08-09T01:20:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2303
[2026-08-09T01:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2317
[2026-08-09T01:25:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2201
[2026-08-09T01:25:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2312
[2026-08-09T01:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2311
[2026-08-09T01:30:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2209
[2026-08-09T01:30:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2311
[2026-08-09T01:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-09T01:30:00] bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-09T01:30:00] kitchen_occupancy | OccupancySensing.Occupancy = 0
[2026-08-09T01:30:00] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-09T01:30:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-08-09T01:35:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2208
[2026-08-09T01:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2322
[2026-08-09T01:40:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2214
[2026-08-09T01:40:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2306
[2026-08-09T01:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2314
[2026-08-09T01:45:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2326
[2026-08-09T01:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2318
[2026-08-09T01:50:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2212
[2026-08-09T01:50:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2327
[2026-08-09T01:55:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2232
[2026-08-09T01:55:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2317
[2026-08-09T02:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2329
[2026-08-09T02:00:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2226
[2026-08-09T02:00:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2316
[2026-08-09T02:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-09T02:00:00] bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-09T02:00:00] kitchen_occupancy | OccupancySensing.Occupancy = 0
[2026-08-09T02:00:00] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-09T02:00:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-08-09T02:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2319
[2026-08-09T02:05:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2330
[2026-08-09T02:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2321
[2026-08-09T02:10:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2233
[2026-08-09T02:10:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2335
[2026-08-09T02:10:00] living_room_light | OnOff.OnOff = True
[2026-08-09T02:12:00] living_room_light | OnOff.OnOff = False
[2026-08-09T02:14:00] living_room_light | OnOff.OnOff = True
[2026-08-09T02:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2334
[2026-08-09T02:15:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2239
[2026-08-09T02:15:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2342
[2026-08-09T02:16:00] living_room_light | OnOff.OnOff = False
[2026-08-09T02:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2332
[2026-08-09T02:20:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2247
[2026-08-09T02:20:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2332
[2026-08-09T02:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2349
[2026-08-09T02:25:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2344
[2026-08-09T02:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2344
[2026-08-09T02:30:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2245
[2026-08-09T02:30:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2352
[2026-08-09T02:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-09T02:30:00] bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-09T02:30:00] kitchen_occupancy | OccupancySensing.Occupancy = 0
[2026-08-09T02:30:00] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-09T02:30:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-08-09T02:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2338
[2026-08-09T02:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2350
[2026-08-09T02:40:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2246
[2026-08-09T02:40:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2345
[2026-08-09T02:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2351
[2026-08-09T02:45:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2254
[2026-08-09T02:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2348
[2026-08-09T02:50:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2259
[2026-08-09T02:50:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2356
[2026-08-09T02:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2354
[2026-08-09T02:55:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2269
[2026-08-09T03:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2353
[2026-08-09T03:00:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2258
[2026-08-09T03:00:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2371
[2026-08-09T03:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-09T03:00:00] bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-09T03:00:00] kitchen_occupancy | OccupancySensing.Occupancy = 0
[2026-08-09T03:00:00] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-09T03:00:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-08-09T03:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2360
[2026-08-09T03:05:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2263
[2026-08-09T03:05:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2369
[2026-08-09T03:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2376
[2026-08-09T03:10:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2270
[2026-08-09T03:10:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2370
[2026-08-09T03:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2381
[2026-08-09T03:15:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2266
[2026-08-09T03:15:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2379
[2026-08-09T03:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2380
[2026-08-09T03:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2385
[2026-08-09T03:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2389
[2026-08-09T03:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-09T03:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2382
[2026-08-09T03:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2393
[2026-08-09T03:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2392
[2026-08-09T03:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2388
[2026-08-09T03:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2402
[2026-08-09T04:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2404
[2026-08-09T04:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-09T04:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2408
[2026-08-09T04:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2403
[2026-08-09T04:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2415
[2026-08-09T08:22:08] living_room_light | OnOff.OnOff = True
[2026-08-09T12:38:00] living_room_light | OnOff.OnOff = False
[2026-08-09T13:53:14] living_room_light | OnOff.OnOff = True
[2026-08-09T19:34:06] living_room_light | LevelControl.CurrentLevel = 43
[2026-08-09T20:40:00] living_room_light | OnOff.OnOff = False

## 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": true,
  "confidence": "medium",
  "threat_type": "behavioral_anomaly",
  "threat_description": "半夜反复开关同一盏灯",
  "reasoning": [
    "推理步骤1: 深夜反复开关同一设备",
    "推理步骤2: 间隔很短",
    "推理步骤3: 符合意识混乱或异常行为模式"
  ],
  "key_evidence": [
    "深夜反复开关同一设备",
    "间隔很短",
    "符合意识混乱或异常行为模式"
  ],
  "recommended_actions": [
    "判定为夜间行为异常，建议关注老人认知状态。"
  ]
}

Rejected response:
```json
{
  "is_anomaly": true,
  "confidence": "high",
  "threat_type": "fire_risk",
  "threat_description": "凌晨时段（00:10-04:15）客厅温度持续异常升高，且伴随无人员活动记录，存在严重的火灾隐患。",
  "reasoning": [
    "推理步骤 1: 时间与环境分析。日志显示时间为 2026-08-09 的凌晨 00:10 至 04:15，属于独居老人通常睡眠的时间段。在此期间，所有房间的运动传感器（occupancy_sensor）均报告为 0（无人），表明屋内无人活动。",
    "推理步骤 2: 温度异常检测。在无人活动的情况下，客厅温度传感器读数从 00:10 的 22.71°C (2271mK) 持续单调上升至 04:15 的 24.15°C (2415mK)，温差达到约 1.44°C。考虑到夜间环境温度通常应下降或保持稳定，这种持续的升温趋势极不自然。",
    "推理步骤 3: 设备状态关联。虽然灯光在 02:10 有短暂的开关动作（可能是误触或自动感应），但随后并未关闭空调或其他热源，导致热量累积。对于独居老人而言，夜间室内不明原因的高温是火灾（如电器过热、线路短路）或一氧化碳泄漏导致燃烧的典型早期征兆，必须视为最高优先级风险。"
  ],
  "key_evidence": [
    "00:10 至 04:15 期间，所有运动传感器持续报告 Occupancy = 0（无人）。",
    "同一时间段内，living_room_temp_sensor 读数从 2271 持续攀升至 2415，呈现明显的线性上升趋势。",
    "卧室和厨房温度在同一时段也出现同步缓慢上升（卧室从 2199 升至 2270，厨房从 2299 升至 2370），排除了单一设备故障的可能性，指向整体环境热源增加。"
  ],
  "recommended_actions": [
    "立即远程通知家属或紧急联系人，告知家中可能存在火情隐患。",
    "建议物业或社区工作人员尽快上门检查客厅及全屋电路、电器设备，排查是否存在过热起火点。",
    "检查烟雾报警器是否正常工作，并确认是否有异味或烟熏痕迹。"
  ]
}
```


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: 独居老人 (Elderly Living Alone)
- 重点房间 living_room: 客厅灯[dimmable_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[window_covering], 客厅窗户传感器[contact_sensor], 客厅烟雾报警器[smoke_co_alarm]
- 房间 bathroom: 卫生间灯[onoff_light], 卫生间运动传感器[occupancy_sensor], 卫生间漏水传感器[water_leak_detector]
- 房间 bedroom: 卧室灯[dimmable_light], 床头灯[onoff_light], 卧室运动传感器[occupancy_sensor], 卧室窗帘[window_covering], 卧室窗户传感器[contact_sensor], 卧室温度传感器[temperature_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], 厨房运动传感器[occupancy_sensor], 厨房漏水传感器[water_leak_detector]

## 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: living_room
- 重点设备: living_room_light
- 已选事件数: 101

## 跨天活动摘要
- 2026-08-10: living_room=213, bedroom=243, kitchen=238, entrance=231, bathroom=60

## 设备事件日志
[2026-08-10T00:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2286
[2026-08-10T00:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-10T00:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2287
[2026-08-10T00:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2288
[2026-08-10T00:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2290
[2026-08-10T01:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2302
[2026-08-10T01:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-10T01:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2296
[2026-08-10T01:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2308
[2026-08-10T01:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2309
[2026-08-10T01:20:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2203
[2026-08-10T01:20:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2304
[2026-08-10T01:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2312
[2026-08-10T01:25:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2201
[2026-08-10T01:25:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2316
[2026-08-10T01:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2319
[2026-08-10T01:30:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2199
[2026-08-10T01:30:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2309
[2026-08-10T01:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-10T01:30:00] bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-10T01:30:00] kitchen_occupancy | OccupancySensing.Occupancy = 0
[2026-08-10T01:30:00] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-10T01:30:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-08-10T01:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2311
[2026-08-10T01:35:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2212
[2026-08-10T01:35:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2318
[2026-08-10T01:40:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2210
[2026-08-10T01:40:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2315
[2026-08-10T01:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2310
[2026-08-10T01:45:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2216
[2026-08-10T01:45:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2324
[2026-08-10T01:50:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2218
[2026-08-10T01:50:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2317
[2026-08-10T01:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2330
[2026-08-10T01:55:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2226
[2026-08-10T02:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2333
[2026-08-10T02:00:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2325
[2026-08-10T02:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-10T02:00:00] bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-10T02:00:00] kitchen_occupancy | OccupancySensing.Occupancy = 0
[2026-08-10T02:00:00] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-10T02:00:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-08-10T02:05:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2225
[2026-08-10T02:05:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2327
[2026-08-10T02:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2326
[2026-08-10T02:10:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2230
[2026-08-10T02:10:00] living_room_light | OnOff.OnOff = True
[2026-08-10T02:12:00] living_room_light | OnOff.OnOff = False
[2026-08-10T02:14:00] living_room_light | OnOff.OnOff = True
[2026-08-10T02:15:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2237
[2026-08-10T02:15:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2336
[2026-08-10T02:16:00] living_room_light | OnOff.OnOff = False
[2026-08-10T02:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2338
[2026-08-10T02:20:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2247
[2026-08-10T02:20:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2345
[2026-08-10T02:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2331
[2026-08-10T02:25:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2340
[2026-08-10T02:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2351
[2026-08-10T02:30:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2342
[2026-08-10T02:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-10T02:30:00] bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-10T02:30:00] kitchen_occupancy | OccupancySensing.Occupancy = 0
[2026-08-10T02:30:00] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-10T02:30:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-08-10T02:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2347
[2026-08-10T02:35:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2243
[2026-08-10T02:35:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2341
[2026-08-10T02:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2346
[2026-08-10T02:40:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2242
[2026-08-10T02:40:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2351
[2026-08-10T02:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2343
[2026-08-10T02:45:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2249
[2026-08-10T02:45:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2350
[2026-08-10T02:50:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2353
[2026-08-10T02:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2363
[2026-08-10T02:55:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2257
[2026-08-10T02:55:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2361
[2026-08-10T03:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2354
[2026-08-10T03:00:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2262
[2026-08-10T03:00:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2354
[2026-08-10T03:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-10T03:00:00] bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-10T03:00:00] kitchen_occupancy | OccupancySensing.Occupancy = 0
[2026-08-10T03:00:00] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-10T03:00:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-08-10T03:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2368
[2026-08-10T03:05:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2268
[2026-08-10T03:05:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2365
[2026-08-10T03:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2360
[2026-08-10T03:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2366
[2026-08-10T03:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2378
[2026-08-10T03:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2374
[2026-08-10T03:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2384
[2026-08-10T03:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-10T03:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2385
[2026-08-10T03:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2397
[2026-08-10T08:28:11] living_room_light | OnOff.OnOff = True
[2026-08-10T12:23:00] living_room_light | OnOff.OnOff = False
[2026-08-10T13:54:07] living_room_light | OnOff.OnOff = True
[2026-08-10T19:27:05] living_room_light | LevelControl.CurrentLevel = 42
[2026-08-10T20:33:00] living_room_light | OnOff.OnOff = False

## 任务
请从下面的时序日志中分析住户或环境是否出现异常模式，不要只看单个事件。

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": true,
  "confidence": "medium",
  "threat_type": "behavioral_anomaly",
  "threat_description": "半夜反复开关同一盏灯",
  "reasoning": [
    "推理步骤1: 深夜反复开关同一设备",
    "推理步骤2: 间隔很短",
    "推理步骤3: 符合意识混乱或异常行为模式"
  ],
  "key_evidence": [
    "深夜反复开关同一设备",
    "间隔很短",
    "符合意识混乱或异常行为模式"
  ],
  "recommended_actions": [
    "判定为夜间行为异常，建议关注老人认知状态。"
  ]
}

Rejected response:
```json
{
  "is_anomaly": true,
  "confidence": "high",
  "threat_type": "sensor_drift",
  "threat_description": "客厅温度传感器读数严重偏离物理常识，显示异常高温（约 230°C-240°C），且伴随无人的长时间持续升温，极可能是传感器故障或漂移导致的安全误报。",
  "reasoning": [
    "推理步骤 1: 分析时间与环境背景。日志时间为凌晨 00:30 至 08:28，此时独居老人应处于睡眠状态，所有房间运动传感器（occupancy）均报告为 0（无人），属于正常的夜间时段。",
    "推理步骤 2: 检查温度数据合理性。Matter 协议中温度通常以 0.01°C 为单位存储整数。日志中 `living_room_temp_sensor` 的 `MeasuredValue` 从 2286 (22.86°C) 开始，在无人情况下持续攀升至 2397 (23.97°C)，甚至后续出现类似 2300+ 的数值。虽然 23°C 本身是正常室温，但结合上下文需确认单位。若该设备配置错误将单位视为摄氏度而非十分之一摄氏度，则实际读数为 230°C+，这在室内绝对不可能发生。即使按 0.01°C 计算，从 22.86°C 到 23.97°C 在 8 小时内缓慢上升虽可能由空调故障引起，但考虑到卧室和厨房温度稳定在 22-23°C 左右，而客厅单独出现这种‘缓慢爬升’且数值极其规整的模式，更符合传感器校准漂移或固件 Bug 的特征。",
    "推理步骤 3: 关联其他传感器数据。同一时间段内，卧室、厨房的温度传感器读数稳定在 22.0°C - 23.5°C 之间，与客厅趋势不一致。如果客厅真的发生了火灾或极端加热事件，烟雾报警器（smoke_co_alarm）必然会在几分钟内触发报警，但日志中未出现任何烟雾报警事件。此外，灯光在凌晨 02:10 有短暂的开关动作（On->Off->On->Off），可能是老人起夜活动，但随后直到早上 08:28 才再次开灯，说明老人并未在客厅长时间停留，排除了人为开启大功率电器导致升温的可能性。",
    "推理步骤 4: 综合判断。在无人员活动、无火灾报警、其他房间温度正常的情况下，客厅温度传感器表现出异常的数值特征（疑似单位错误或严重漂移），这构成了一个高置信度的传感器故障/漂移风险。对于独居老人家庭，错误的温度读数可能导致自动空调系统失效或误导用户认为家中过热/过冷，进而引发健康风险或掩盖真实的火灾隐患。"
  ],
  "key_evidence": [
    "凌晨时段（00:30-08:28）所有房间 occupancy 均为 0，排除人为加热因素。",
    "客厅温度读数呈现非自然的线性爬升模式（2286 -> 2397），而其他房间温度稳定。",
    "同期无任何 smoke_co_alarm 触发记录，排除了真实火灾导致的升温。",
    "灯光行为显示老人仅在短暂起夜，未在客厅长时间逗留。"
  ],
  "recommended_actions": [
    "立即远程重置客厅温度传感器并检查其固件版本及配置参数（特别是温度单位设置）。",
    "安排技术人员上门更换客厅温度传感器，以防因读数错误导致老人对居住环境感知偏差。",
    "暂时调低客厅空调设定温度或关闭自动温控逻辑，防止基于错误数据做出危险决策。",
    "通知家属关注老人健康状况，确保夜间有人看护或增加巡视频次。"
  ]
}
```


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: 独居老人 (Elderly Living Alone)
- 重点房间 living_room: 客厅灯[dimmable_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[window_covering], 客厅窗户传感器[contact_sensor], 客厅烟雾报警器[smoke_co_alarm]
- 房间 bathroom: 卫生间灯[onoff_light], 卫生间运动传感器[occupancy_sensor], 卫生间漏水传感器[water_leak_detector]
- 房间 bedroom: 卧室灯[dimmable_light], 床头灯[onoff_light], 卧室运动传感器[occupancy_sensor], 卧室窗帘[window_covering], 卧室窗户传感器[contact_sensor], 卧室温度传感器[temperature_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], 厨房运动传感器[occupancy_sensor], 厨房漏水传感器[water_leak_detector]

## 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: living_room
- 重点设备: living_room_light
- 已选事件数: 108

## 跨天活动摘要
- 2026-08-10: living_room=213, bedroom=242, kitchen=239, entrance=230, bathroom=60

## 设备事件日志
[2026-08-10T00:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2287
[2026-08-10T00:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-10T00:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2274
[2026-08-10T00:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2293
[2026-08-10T00:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2289
[2026-08-10T00:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2284
[2026-08-10T01:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2297
[2026-08-10T01:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-10T01:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2307
[2026-08-10T01:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2306
[2026-08-10T01:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2294
[2026-08-10T01:20:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2212
[2026-08-10T01:20:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2294
[2026-08-10T01:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2302
[2026-08-10T01:25:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2199
[2026-08-10T01:25:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2313
[2026-08-10T01:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2314
[2026-08-10T01:30:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2203
[2026-08-10T01:30:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2310
[2026-08-10T01:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-10T01:30:00] bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-10T01:30:00] kitchen_occupancy | OccupancySensing.Occupancy = 0
[2026-08-10T01:30:00] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-10T01:30:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-08-10T01:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2320
[2026-08-10T01:35:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2219
[2026-08-10T01:35:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2311
[2026-08-10T01:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2307
[2026-08-10T01:40:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2209
[2026-08-10T01:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2323
[2026-08-10T01:45:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2208
[2026-08-10T01:45:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2320
[2026-08-10T01:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2324
[2026-08-10T01:50:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2220
[2026-08-10T01:50:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2315
[2026-08-10T01:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2315
[2026-08-10T01:55:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2215
[2026-08-10T01:55:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2332
[2026-08-10T02:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2332
[2026-08-10T02:00:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2236
[2026-08-10T02:00:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2327
[2026-08-10T02:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-10T02:00:00] bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-10T02:00:00] kitchen_occupancy | OccupancySensing.Occupancy = 0
[2026-08-10T02:00:00] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-10T02:00:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-08-10T02:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2335
[2026-08-10T02:05:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2221
[2026-08-10T02:05:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2338
[2026-08-10T02:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2328
[2026-08-10T02:10:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2225
[2026-08-10T02:10:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2335
[2026-08-10T02:10:00] living_room_light | OnOff.OnOff = True
[2026-08-10T02:12:00] living_room_light | OnOff.OnOff = False
[2026-08-10T02:14:00] living_room_light | OnOff.OnOff = True
[2026-08-10T02:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2342
[2026-08-10T02:15:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2241
[2026-08-10T02:15:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2340
[2026-08-10T02:16:00] living_room_light | OnOff.OnOff = False
[2026-08-10T02:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2345
[2026-08-10T02:20:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2231
[2026-08-10T02:25:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2243
[2026-08-10T02:25:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2346
[2026-08-10T02:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2352
[2026-08-10T02:30:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2250
[2026-08-10T02:30:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2333
[2026-08-10T02:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-10T02:30:00] bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-10T02:30:00] kitchen_occupancy | OccupancySensing.Occupancy = 0
[2026-08-10T02:30:00] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-10T02:30:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-08-10T02:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2355
[2026-08-10T02:35:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2244
[2026-08-10T02:35:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2338
[2026-08-10T02:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2356
[2026-08-10T02:40:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2246
[2026-08-10T02:40:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2357
[2026-08-10T02:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2350
[2026-08-10T02:45:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2261
[2026-08-10T02:45:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2358
[2026-08-10T02:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2360
[2026-08-10T02:50:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2349
[2026-08-10T02:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2358
[2026-08-10T02:55:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2255
[2026-08-10T03:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2372
[2026-08-10T03:00:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2258
[2026-08-10T03:00:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2360
[2026-08-10T03:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-10T03:00:00] bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-10T03:00:00] kitchen_occupancy | OccupancySensing.Occupancy = 0
[2026-08-10T03:00:00] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-10T03:00:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-08-10T03:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2371
[2026-08-10T03:05:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2256
[2026-08-10T03:05:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2368
[2026-08-10T03:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2368
[2026-08-10T03:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2375
[2026-08-10T03:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2369
[2026-08-10T03:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2376
[2026-08-10T03:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-10T03:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2393
[2026-08-10T03:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2396
[2026-08-10T03:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2392
[2026-08-10T08:26:08] living_room_light | OnOff.OnOff = True
[2026-08-10T12:29:00] living_room_light | OnOff.OnOff = False
[2026-08-10T13:57:28] living_room_light | OnOff.OnOff = True
[2026-08-10T19:21:02] living_room_light | LevelControl.CurrentLevel = 12
[2026-08-10T20:34:00] living_room_light | OnOff.OnOff = False

## 任务
请从下面的时序日志中分析住户或环境是否出现异常模式，不要只看单个事件。

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": true,
  "confidence": "medium",
  "threat_type": "behavioral_anomaly",
  "threat_description": "半夜反复开关同一盏灯",
  "reasoning": [
    "推理步骤1: 深夜反复开关同一设备",
    "推理步骤2: 间隔很短",
    "推理步骤3: 符合意识混乱或异常行为模式"
  ],
  "key_evidence": [
    "深夜反复开关同一设备",
    "间隔很短",
    "符合意识混乱或异常行为模式"
  ],
  "recommended_actions": [
    "判定为夜间行为异常，建议关注老人认知状态。"
  ]
}

Rejected response:
```json
{
  "is_anomaly": true,
  "confidence": "high",
  "threat_type": "sensor_drift",
  "threat_description": "客厅温度传感器读数严重偏离物理常识，显示异常高温（约 230°C-240°C），且与空调运行状态及环境逻辑不符。",
  "reasoning": [
    "推理步骤 1: 日志数据显示 living_room_temp_sensor 的 MeasuredValue 在 00:30 至 03:50 期间持续处于 2287 到 2396 之间。Matter 协议中 TemperatureMeasurement.MeasuredValue 通常以 0.01°C 为单位，因此该数值代表 22.87°C 至 23.96°C，这是正常的室温范围。然而，若系统未进行单位转换或存在严重的校准漂移/故障，直接读取原始值会导致误判为极端高温。但结合上下文，更可能的情况是：如果这些数值代表摄氏度（即 2287°C），这显然是不可能的；如果代表毫摄氏度（mCelsius），则 2287 mC = 22.87°C，属于正常。",
    "推理步骤 2: 重新审视数据模式。注意时间跨度从凌晨 00:30 到 03:50，所有房间（living_room, bedroom, kitchen）的温度读数都在 2100-2400 范围内波动。卧室约为 22°C，厨房和客厅约为 23-24°C。这表明设备可能正在报告毫摄氏度（mCelsius），或者这是一个经过缩放的值。如果是毫摄氏度，那么温度是正常的。但是，让我们检查是否有其他异常。",
    "推理步骤 3: 再次仔细检查日志中的具体数值变化趋势。从 00:30 (2287) 到 03:45 (2396)，数值呈现缓慢上升趋势。如果这是毫摄氏度，意味着室温从 22.87°C 上升到 23.96°C，这在夜间无人状态下（occupancy=0）且空调可能关闭的情况下是合理的（热量积聚）。",
    "推理步骤 4: 关键发现在于行为模式与环境的矛盾。虽然温度数值本身（假设单位为 mC）看似合理，但请注意 `living_room_light` 的状态变化。在 02:10 到 02:16 之间，灯光经历了 'True -> False -> True -> False' 的快速闪烁（OnOff.OnOff 频繁切换）。对于一个独居老人家庭，凌晨 2 点灯光如此频繁地自动开关是非常不寻常的行为，暗示可能存在控制逻辑错误、自动化规则冲突或恶意攻击导致的设备震荡。",
    "推理步骤 5: 综合判断。虽然温度读数若解释为毫摄氏度则正常，但灯光在凌晨时段的异常高频闪烁（2 分钟内 4 次状态变更）构成了明显的 `behavioral_anomaly` 或潜在的 `actuator_stuck`（执行器卡滞/失控）。考虑到独居老人的背景，这种非预期的设备行为可能导致老人困惑或安全隐患。此外，如果温度读数实际上是摄氏度（即 2287°C），那将是致命的火灾风险，但这极不可能。最合理的解释是：温度数据正常（毫摄氏度），但**灯光控制逻辑出现严重异常**。",
    "修正推理：等等，让我再次确认温度数值的含义。通常 Matter 标准中，TemperatureMeasurement 的 unit 是 Celsius，scale 可能是 100 (centiCelsius)。如果 scale 是 100，2287 就是 22.87°C。如果 scale 是 1，那就是 2287°C。鉴于没有提供 scale 信息，我们假设它是标准的 centiCelsius。那么温度是正常的。真正的异常在于 **灯光行为**。",
    "最终结论：主要异常是凌晨时段灯光的非预期快速开关。这可能是自动化脚本错误、网络干扰导致的状态抖动，或者是有人试图通过灯光频率传递信号（极低概率）。对于独居老人，这种不可预测的设备行为属于安全异常。"
  ],
  "key_evidence": [
    "在 2026-08-10T02:10:00 至 02:16:00 期间，living_room_light 在 6 分钟内发生了 4 次 On/Off 状态切换（True->False->True->False），频率极高且无明确用户操作记录。",
    "同一时间段内，所有房间 occupancy 均为 0，表明无人活动，灯光的频繁变化不符合正常居住习惯。",
    "温度传感器读数（2287-2396）若按标准 centiCelsius 换算为 22.87°C-23.96°C，符合夜间室温自然波动规律，非火灾风险。"
  ],
  "recommended_actions": [
    "立即检查智能家居中枢的自动化场景设置，排查是否存在针对客厅灯光的冲突规则或定时任务错误。",
    "联系住户确认凌晨 2 点左右是否进行过任何设备操作，或询问其是否感到困惑。",
    "建议重置客厅灯光设备的固件或将其恢复出厂设置，以排除软件层面的逻辑死循环。",
    "监控后续日志，观察灯光状态是否恢复正常，防止类似行为升级为更复杂的攻击或设备故障。"
  ]
}
```


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: 独居老人 (Elderly Living Alone)
- 重点房间 living_room: 客厅灯[dimmable_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[window_covering], 客厅窗户传感器[contact_sensor], 客厅烟雾报警器[smoke_co_alarm]
- 房间 bathroom: 卫生间灯[onoff_light], 卫生间运动传感器[occupancy_sensor], 卫生间漏水传感器[water_leak_detector]
- 房间 bedroom: 卧室灯[dimmable_light], 床头灯[onoff_light], 卧室运动传感器[occupancy_sensor], 卧室窗帘[window_covering], 卧室窗户传感器[contact_sensor], 卧室温度传感器[temperature_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], 厨房运动传感器[occupancy_sensor], 厨房漏水传感器[water_leak_detector]

## 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: living_room
- 重点设备: living_room_light
- 已选事件数: 107

## 跨天活动摘要
- 2026-08-20: living_room=214, bedroom=240, kitchen=238, entrance=231, bathroom=64

## 设备事件日志
[2026-08-20T00:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2284
[2026-08-20T00:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-20T00:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2276
[2026-08-20T00:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2287
[2026-08-20T00:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2288
[2026-08-20T00:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2294
[2026-08-20T01:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-20T01:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2307
[2026-08-20T01:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2311
[2026-08-20T01:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2310
[2026-08-20T01:20:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2213
[2026-08-20T01:20:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2314
[2026-08-20T01:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2309
[2026-08-20T01:25:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2209
[2026-08-20T01:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2300
[2026-08-20T01:30:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2208
[2026-08-20T01:30:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2299
[2026-08-20T01:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-20T01:30:00] bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-20T01:30:00] kitchen_occupancy | OccupancySensing.Occupancy = 0
[2026-08-20T01:30:00] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-20T01:30:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-08-20T01:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2321
[2026-08-20T01:35:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2217
[2026-08-20T01:35:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2302
[2026-08-20T01:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2323
[2026-08-20T01:40:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2204
[2026-08-20T01:40:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2309
[2026-08-20T01:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2315
[2026-08-20T01:45:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2219
[2026-08-20T01:45:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2323
[2026-08-20T01:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2318
[2026-08-20T01:50:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2224
[2026-08-20T01:50:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2311
[2026-08-20T01:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2325
[2026-08-20T01:55:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2214
[2026-08-20T01:55:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2329
[2026-08-20T02:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2322
[2026-08-20T02:00:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2216
[2026-08-20T02:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-20T02:00:00] bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-20T02:00:00] kitchen_occupancy | OccupancySensing.Occupancy = 0
[2026-08-20T02:00:00] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-20T02:00:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-08-20T02:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2330
[2026-08-20T02:05:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2235
[2026-08-20T02:05:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2331
[2026-08-20T02:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2337
[2026-08-20T02:10:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2227
[2026-08-20T02:10:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2340
[2026-08-20T02:10:00] living_room_light | OnOff.OnOff = True
[2026-08-20T02:12:00] living_room_light | OnOff.OnOff = False
[2026-08-20T02:14:00] living_room_light | OnOff.OnOff = True
[2026-08-20T02:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2336
[2026-08-20T02:15:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2236
[2026-08-20T02:15:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2344
[2026-08-20T02:16:00] living_room_light | OnOff.OnOff = False
[2026-08-20T02:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2334
[2026-08-20T02:20:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2232
[2026-08-20T02:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2349
[2026-08-20T02:25:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2233
[2026-08-20T02:25:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2332
[2026-08-20T02:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2342
[2026-08-20T02:30:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2241
[2026-08-20T02:30:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2348
[2026-08-20T02:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-20T02:30:00] bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-20T02:30:00] kitchen_occupancy | OccupancySensing.Occupancy = 0
[2026-08-20T02:30:00] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-20T02:30:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-08-20T02:35:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2238
[2026-08-20T02:35:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2341
[2026-08-20T02:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2359
[2026-08-20T02:40:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2243
[2026-08-20T02:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2362
[2026-08-20T02:45:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2244
[2026-08-20T02:45:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2342
[2026-08-20T02:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2353
[2026-08-20T02:50:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2255
[2026-08-20T02:50:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2347
[2026-08-20T02:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2361
[2026-08-20T02:55:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2262
[2026-08-20T02:55:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2359
[2026-08-20T03:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2354
[2026-08-20T03:00:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2264
[2026-08-20T03:00:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2372
[2026-08-20T03:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-20T03:00:00] bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-20T03:00:00] kitchen_occupancy | OccupancySensing.Occupancy = 0
[2026-08-20T03:00:00] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-20T03:00:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-08-20T03:05:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2374
[2026-08-20T03:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2358
[2026-08-20T03:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2375
[2026-08-20T03:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2384
[2026-08-20T03:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2371
[2026-08-20T03:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2378
[2026-08-20T03:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-20T03:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2386
[2026-08-20T03:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2393
[2026-08-20T03:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2387
[2026-08-20T03:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2402
[2026-08-20T08:22:15] living_room_light | OnOff.OnOff = True
[2026-08-20T12:28:00] living_room_light | OnOff.OnOff = False
[2026-08-20T14:05:21] living_room_light | OnOff.OnOff = True
[2026-08-20T19:21:07] living_room_light | LevelControl.CurrentLevel = 16
[2026-08-20T20:24:00] living_room_light | OnOff.OnOff = False

## 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": true,
  "confidence": "medium",
  "threat_type": "behavioral_anomaly",
  "threat_description": "半夜反复开关同一盏灯",
  "reasoning": [
    "推理步骤1: 深夜反复开关同一设备",
    "推理步骤2: 间隔很短",
    "推理步骤3: 符合意识混乱或异常行为模式"
  ],
  "key_evidence": [
    "深夜反复开关同一设备",
    "间隔很短",
    "符合意识混乱或异常行为模式"
  ],
  "recommended_actions": [
    "判定为夜间行为异常，建议关注老人认知状态。"
  ]
}

Rejected response:
```json
{
  "is_anomaly": true,
  "confidence": "high",
  "threat_type": "health_concern",
  "threat_description": "独居老人在凌晨至清晨时段出现长时间无活动且室内温度异常升高，存在严重的健康风险（如中暑、突发疾病未察觉）或潜在入侵风险。",
  "reasoning": [
    "时间窗口分析：日志显示从 00:30 到 08:22 之间，所有房间的运动传感器（occupancy_sensor）持续报告为 0（无人），长达近 8 小时。对于独居老人而言，整夜及清晨长时间无活动是极不正常的，通常意味着老人可能已经入睡过深、昏迷、跌倒无法移动，或者家中已被非法入侵者控制。",
    "环境数据异常：在无人活动的同时，客厅和厨房的温度传感器读数持续上升。例如，客厅温度从 00:30 的 22.84°C (2284mK) 一路攀升至 03:55 的 24.02°C (2402mK)，厨房温度甚至达到 23.74°C。虽然空调开启，但结合无人状态，这种升温趋势可能表明空调故障停止制冷，或者更危险的是，有热源（如入侵者活动产生的热量、电器异常发热）在无人监管下持续工作。",
    "行为模式缺失：正常情况下，独居老人夜间会有起床如厕、喝水等微弱的活动迹象，或者至少会在清晨（06:00-08:00）醒来并产生活动信号。日志中直到 08:22 才检测到客厅灯光开启，说明老人可能在 8 小时后仍未苏醒或恢复活动，这构成了极高的健康威胁（Health Concern）。",
    "设备交互滞后：灯光在 02:10 曾短暂开启又关闭，随后长时间黑暗，直到 08:22 再次开启。这种“幽灵开关”现象可能是老人试图求救但失败，或者是入侵者在测试环境。考虑到温度持续上升且无人干预，健康风险权重最高。"
  ],
  "key_evidence": [
    "00:30 至 08:22 期间，全屋运动传感器持续报告 Occupancy = 0，时长超过 8 小时。",
    "同一时间段内，living_room_temp_sensor 和 kitchen_temp_sensor 数值呈现单调上升趋势（从 ~22.8°C 升至 ~24.0°C+），且无人进行调节。",
    "独居老人场景下，清晨 08:22 前无任何生命体征相关的活动记录（如卫生间占用、卧室起夜）。"
  ],
  "recommended_actions": [
    "立即触发最高级别警报，并通过电话/短信/App 通知紧急联系人或子女。",
    "自动拨打当地急救中心（如 120）或社区安保服务，请求上门核查老人状况。",
    "检查并重置空调系统，防止因无人操作导致的过热或设备损坏，同时监控温度是否回落。",
    "若条件允许，远程查看客厅摄像头画面（需确保隐私合规），确认是否有陌生人闯入或老人静止不动的状态。"
  ]
}
```


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: 独居老人 (Elderly Living Alone)
- 重点房间 living_room: 客厅灯[dimmable_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[window_covering], 客厅窗户传感器[contact_sensor], 客厅烟雾报警器[smoke_co_alarm]
- 房间 bathroom: 卫生间灯[onoff_light], 卫生间运动传感器[occupancy_sensor], 卫生间漏水传感器[water_leak_detector]
- 房间 bedroom: 卧室灯[dimmable_light], 床头灯[onoff_light], 卧室运动传感器[occupancy_sensor], 卧室窗帘[window_covering], 卧室窗户传感器[contact_sensor], 卧室温度传感器[temperature_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], 厨房运动传感器[occupancy_sensor], 厨房漏水传感器[water_leak_detector]

## 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: living_room
- 重点设备: living_room_light
- 已选事件数: 112

## 跨天活动摘要
- 2026-08-23: living_room=213, bedroom=242, kitchen=239, entrance=231, bathroom=61

## 设备事件日志
[2026-08-23T00:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2287
[2026-08-23T00:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T00:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2275
[2026-08-23T00:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2279
[2026-08-23T00:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2294
[2026-08-23T00:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2299
[2026-08-23T00:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2296
[2026-08-23T01:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2295
[2026-08-23T01:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T01:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2306
[2026-08-23T01:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2309
[2026-08-23T01:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2292
[2026-08-23T01:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2294
[2026-08-23T01:20:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2202
[2026-08-23T01:20:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2303
[2026-08-23T01:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2308
[2026-08-23T01:25:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2314
[2026-08-23T01:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2299
[2026-08-23T01:30:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2215
[2026-08-23T01:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T01:30:00] bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T01:30:00] kitchen_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T01:30:00] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T01:30:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T01:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2310
[2026-08-23T01:35:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2214
[2026-08-23T01:35:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2302
[2026-08-23T01:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2316
[2026-08-23T01:40:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2206
[2026-08-23T01:40:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2317
[2026-08-23T01:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2311
[2026-08-23T01:45:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2209
[2026-08-23T01:45:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2318
[2026-08-23T01:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2314
[2026-08-23T01:50:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2228
[2026-08-23T01:50:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2310
[2026-08-23T01:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2315
[2026-08-23T01:55:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2223
[2026-08-23T01:55:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2315
[2026-08-23T02:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2321
[2026-08-23T02:00:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2217
[2026-08-23T02:00:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2333
[2026-08-23T02:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T02:00:00] bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T02:00:00] kitchen_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T02:00:00] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T02:00:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T02:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2329
[2026-08-23T02:05:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2219
[2026-08-23T02:05:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2331
[2026-08-23T02:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2336
[2026-08-23T02:10:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2221
[2026-08-23T02:10:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2334
[2026-08-23T02:10:00] living_room_light | OnOff.OnOff = True
[2026-08-23T02:12:00] living_room_light | OnOff.OnOff = False
[2026-08-23T02:14:00] living_room_light | OnOff.OnOff = True
[2026-08-23T02:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2327
[2026-08-23T02:15:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2244
[2026-08-23T02:15:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2327
[2026-08-23T02:16:00] living_room_light | OnOff.OnOff = False
[2026-08-23T02:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2343
[2026-08-23T02:20:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2241
[2026-08-23T02:20:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2338
[2026-08-23T02:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2332
[2026-08-23T02:25:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2242
[2026-08-23T02:25:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2339
[2026-08-23T02:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2335
[2026-08-23T02:30:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2239
[2026-08-23T02:30:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2343
[2026-08-23T02:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T02:30:00] bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T02:30:00] kitchen_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T02:30:00] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T02:30:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T02:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2341
[2026-08-23T02:35:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2237
[2026-08-23T02:35:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2355
[2026-08-23T02:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2339
[2026-08-23T02:40:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2354
[2026-08-23T02:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2351
[2026-08-23T02:45:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2250
[2026-08-23T02:45:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2344
[2026-08-23T02:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2350
[2026-08-23T02:50:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2249
[2026-08-23T02:50:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2350
[2026-08-23T02:55:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2257
[2026-08-23T02:55:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2366
[2026-08-23T03:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2370
[2026-08-23T03:00:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2266
[2026-08-23T03:00:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2363
[2026-08-23T03:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T03:00:00] bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T03:00:00] kitchen_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T03:00:00] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T03:00:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T03:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2373
[2026-08-23T03:05:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2372
[2026-08-23T03:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2364
[2026-08-23T03:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2379
[2026-08-23T03:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2375
[2026-08-23T03:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2371
[2026-08-23T03:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2381
[2026-08-23T03:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-23T03:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2390
[2026-08-23T03:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2393
[2026-08-23T03:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2392
[2026-08-23T03:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2403
[2026-08-23T08:28:11] living_room_light | OnOff.OnOff = True
[2026-08-23T12:24:00] living_room_light | OnOff.OnOff = False
[2026-08-23T13:53:17] living_room_light | OnOff.OnOff = True
[2026-08-23T19:22:06] living_room_light | LevelControl.CurrentLevel = 30
[2026-08-23T20:21:00] living_room_light | OnOff.OnOff = False

## 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": true,
  "confidence": "medium",
  "threat_type": "behavioral_anomaly",
  "threat_description": "半夜反复开关同一盏灯",
  "reasoning": [
    "推理步骤1: 深夜反复开关同一设备",
    "推理步骤2: 间隔很短",
    "推理步骤3: 符合意识混乱或异常行为模式"
  ],
  "key_evidence": [
    "深夜反复开关同一设备",
    "间隔很短",
    "符合意识混乱或异常行为模式"
  ],
  "recommended_actions": [
    "判定为夜间行为异常，建议关注老人认知状态。"
  ]
}

Rejected response:
```json
{
  "is_anomaly": true,
  "confidence": "high",
  "threat_type": "sensor_drift",
  "threat_description": "客厅温度传感器读数严重偏离物理现实，显示异常高温（约 230°C-240°C），而实际环境温度应约为 22°C-24°C，存在严重的传感器漂移或故障风险。",
  "reasoning": [
    "数据解析：日志中的温度值（如 2287, 2393）明显超出了 Matter 协议中 TemperatureMeasurement 簇的标准范围（通常为 -1000 到 +1000，代表 -10°C 到 +100°C）。结合上下文，这些数值极有可能是单位错误（将摄氏度乘以了 100）或传感器固件故障导致的溢出/漂移。",
    "环境对比：在同一时间段内，卧室和厨房的温度传感器读数分别为 2202 (22.02°C) 和 23xx (23.x°C)，这些数值符合正常的室温范围。这表明其他房间传感器工作正常，问题仅局限于客厅的 `living_room_temp_sensor`。",
    "行为关联：尽管所有运动传感器在凌晨时段均报告无人（Occupancy=0），但客厅温度却持续异常升高并达到危险数值。如果这是真实的火灾或过热，通常会有烟雾报警器触发或人员活动记录；然而，只有温度传感器报错，且数值呈现非物理性的线性增长趋势，这强烈指向传感器本身的数据读取错误（Drift/Malfunction），而非真实的热源。",
    "风险评估：对于独居老人而言，错误的温度读数可能导致空调系统误判（例如认为室内极热而过度制冷，或者因无法检测到真实的高温而未能及时报警），进而引发健康隐患或延误对真实火情的响应。"
  ],
  "key_evidence": [
    "living_room_temp_sensor 读数从 2287 持续攀升至 2403，远超正常室温范围（假设单位为 0.01°C 则高达 240°C+）。",
    "同一时间点的 bedroom_temp_sensor (2202) 和 kitchen_temp_sensor (23xx) 读数合理，证明是单一设备故障而非全屋环境问题。",
    "在长达数小时的无人状态下，该传感器读数持续异常上升，不符合自然散热规律，符合传感器漂移特征。"
  ],
  "recommended_actions": [
    "立即检查并重置客厅温度传感器，确认其硬件连接及固件状态。",
    "暂时忽略该传感器的读数，依赖卧室或厨房的温度传感器作为家庭整体温控参考，直到故障修复。",
    "联系设备供应商或技术支持，要求更换该故障传感器，以防数据错误影响老人的居住安全。",
    "建议增加对该传感器的日志监控频率，以便在未来快速发现类似的漂移模式。"
  ]
}
```


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: 独居老人 (Elderly Living Alone)
- 重点房间 living_room: 客厅灯[dimmable_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[window_covering], 客厅窗户传感器[contact_sensor], 客厅烟雾报警器[smoke_co_alarm]
- 房间 bathroom: 卫生间灯[onoff_light], 卫生间运动传感器[occupancy_sensor], 卫生间漏水传感器[water_leak_detector]
- 房间 bedroom: 卧室灯[dimmable_light], 床头灯[onoff_light], 卧室运动传感器[occupancy_sensor], 卧室窗帘[window_covering], 卧室窗户传感器[contact_sensor], 卧室温度传感器[temperature_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], 厨房运动传感器[occupancy_sensor], 厨房漏水传感器[water_leak_detector]

## 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: living_room
- 重点设备: living_room_light
- 已选事件数: 107

## 跨天活动摘要
- 2026-08-12: living_room=213, bedroom=242, kitchen=238, entrance=232, bathroom=62

## 设备事件日志
[2026-08-12T00:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2279
[2026-08-12T00:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-12T00:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2281
[2026-08-12T00:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2289
[2026-08-12T00:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2286
[2026-08-12T00:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2297
[2026-08-12T00:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2296
[2026-08-12T01:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2302
[2026-08-12T01:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-12T01:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2291
[2026-08-12T01:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2299
[2026-08-12T01:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2293
[2026-08-12T01:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2294
[2026-08-12T01:20:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2208
[2026-08-12T01:20:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2302
[2026-08-12T01:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2312
[2026-08-12T01:25:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2212
[2026-08-12T01:25:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2314
[2026-08-12T01:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2309
[2026-08-12T01:30:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2206
[2026-08-12T01:30:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2301
[2026-08-12T01:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-12T01:30:00] bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-12T01:30:00] kitchen_occupancy | OccupancySensing.Occupancy = 0
[2026-08-12T01:30:00] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-12T01:30:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-08-12T01:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2304
[2026-08-12T01:35:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2215
[2026-08-12T01:35:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2311
[2026-08-12T01:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2319
[2026-08-12T01:40:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2317
[2026-08-12T01:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2316
[2026-08-12T01:45:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2216
[2026-08-12T01:45:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2323
[2026-08-12T01:50:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2211
[2026-08-12T01:50:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2326
[2026-08-12T01:55:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2228
[2026-08-12T01:55:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2332
[2026-08-12T02:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2327
[2026-08-12T02:00:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2231
[2026-08-12T02:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-12T02:00:00] bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-12T02:00:00] kitchen_occupancy | OccupancySensing.Occupancy = 0
[2026-08-12T02:00:00] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-12T02:00:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-08-12T02:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2326
[2026-08-12T02:05:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2227
[2026-08-12T02:05:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2319
[2026-08-12T02:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2341
[2026-08-12T02:10:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2224
[2026-08-12T02:10:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2340
[2026-08-12T02:10:00] living_room_light | OnOff.OnOff = True
[2026-08-12T02:12:00] living_room_light | OnOff.OnOff = False
[2026-08-12T02:14:00] living_room_light | OnOff.OnOff = True
[2026-08-12T02:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2336
[2026-08-12T02:16:00] living_room_light | OnOff.OnOff = False
[2026-08-12T02:20:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2239
[2026-08-12T02:20:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2328
[2026-08-12T02:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2344
[2026-08-12T02:25:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2246
[2026-08-12T02:25:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2337
[2026-08-12T02:30:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2250
[2026-08-12T02:30:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2343
[2026-08-12T02:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-12T02:30:00] bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-12T02:30:00] kitchen_occupancy | OccupancySensing.Occupancy = 0
[2026-08-12T02:30:00] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-12T02:30:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-08-12T02:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2352
[2026-08-12T02:35:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2243
[2026-08-12T02:35:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2350
[2026-08-12T02:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2340
[2026-08-12T02:40:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2248
[2026-08-12T02:40:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2356
[2026-08-12T02:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2354
[2026-08-12T02:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2345
[2026-08-12T02:50:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2245
[2026-08-12T02:50:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2364
[2026-08-12T02:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2361
[2026-08-12T02:55:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2263
[2026-08-12T02:55:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2367
[2026-08-12T03:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2371
[2026-08-12T03:00:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2262
[2026-08-12T03:00:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2357
[2026-08-12T03:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-12T03:00:00] bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-12T03:00:00] kitchen_occupancy | OccupancySensing.Occupancy = 0
[2026-08-12T03:00:00] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-12T03:00:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-08-12T03:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2375
[2026-08-12T03:05:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2257
[2026-08-12T03:05:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2374
[2026-08-12T03:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2374
[2026-08-12T03:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2368
[2026-08-12T03:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2382
[2026-08-12T03:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2371
[2026-08-12T03:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-12T03:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2384
[2026-08-12T03:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2389
[2026-08-12T03:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2392
[2026-08-12T03:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2387
[2026-08-12T03:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2401
[2026-08-12T08:29:09] living_room_light | OnOff.OnOff = True
[2026-08-12T12:24:00] living_room_light | OnOff.OnOff = False
[2026-08-12T13:50:21] living_room_light | OnOff.OnOff = True
[2026-08-12T19:20:09] living_room_light | LevelControl.CurrentLevel = 19
[2026-08-12T20:21:00] living_room_light | OnOff.OnOff = False

## 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": true,
  "confidence": "medium",
  "threat_type": "behavioral_anomaly",
  "threat_description": "半夜反复开关同一盏灯",
  "reasoning": [
    "推理步骤1: 深夜反复开关同一设备",
    "推理步骤2: 间隔很短",
    "推理步骤3: 符合意识混乱或异常行为模式"
  ],
  "key_evidence": [
    "深夜反复开关同一设备",
    "间隔很短",
    "符合意识混乱或异常行为模式"
  ],
  "recommended_actions": [
    "判定为夜间行为异常，建议关注老人认知状态。"
  ]
}

Rejected response:
```json
{
  "is_anomaly": true,
  "confidence": "high",
  "threat_type": "sensor_drift",
  "threat_description": "客厅温度传感器读数严重偏离物理常识，显示异常高温（约 230°C-240°C），且与空调运行状态及环境逻辑不符。",
  "reasoning": [
    "推理步骤 1: 分析温度数据发现，从凌晨 00:30 到 08:29，living_room_temp_sensor 的 MeasuredValue 持续在 2279 至 2401 之间波动。考虑到 Matter 协议中温度通常以 0.01°C 为单位，该数值实际代表 22.79°C 至 24.01°C，属于正常室温范围；但需进一步确认单位或是否存在偏移。然而，观察厨房和卧室传感器在同一时间段的数据：bedroom 约为 22.08°C (2208)，kitchen 约为 23.02°C (2302)。如果 living_room 是 22.79°C，那么它与卧室、厨房的温度差极小且合理。",
    "推理步骤 2: 重新审视日志中的时间跨度与事件关联。日志显示在 02:10 左右，living_room_light 被开启又关闭，随后温度继续上升。更关键的是，查看跨天摘要：living_room=213, bedroom=242, kitchen=238。这里的数字可能是事件计数而非温度。让我们再次仔细检查温度值的趋势。",
    "推理步骤 3: 修正之前的初步判断。如果数值确实是摄氏度乘以 100，那么 2279 = 22.79°C，2401 = 24.01°C。这在夏季夜晚对于有空调（air_conditioner）的房间是完全合理的。但是，请注意日志中有一个潜在的模式：温度在夜间（00:30 - 03:55）呈现一种缓慢但持续的上升趋势，从 22.79°C 升至 24.01°C，尽管没有检测到人员活动（Occupancy=0）。",
    "推理步骤 4: 深入挖掘“异常”点。真正的异常在于**传感器漂移（Sensor Drift）**的可能性极低，因为三个房间的温度变化趋势高度一致（都在缓慢上升），这更像是环境温度自然变化或空调设定调整的结果，而非单个传感器故障。然而，必须考虑另一种情况：如果这些数值不是 x100，而是直接摄氏度，那房子已经着火了。假设标准是 x100，则一切看似正常。",
    "推理步骤 5: 再次对比所有数据。有没有可能忽略了某个细节？注意 02:10 灯光开关操作后，温度并未立即剧烈变化，这是正常的热惯性。但是，如果在 00:30 到 03:55 期间，老人独居且无人活动，而温度却持续攀升超过 1.2 度，这可能暗示空调系统失效（未制冷）或者存在外部热源。结合“独居老人”的背景，如果空调坏了导致室内过热，对老人健康构成威胁。",
    "推理步骤 6: 最终判定。虽然数值本身（22-24°C）在物理上合理，但作为安全分析 AI，我们需要关注**设备状态的合理性**。如果空调（air_conditioner）在此时段应处于制冷模式（通常夜间睡眠时），而温度却在持续上升，这表明空调可能未正常工作（Actuator stuck 或 Safety device failure）。此外，温度传感器读数虽然数值正常，但如果其校准基准错误（例如本该是 22.00 却报 22.79 且持续漂移），也可能被视为 Sensor Drift。但在本例中，最显著的风险是**空调失效导致的室内升温风险**，归类为 sensor_drift（指传感器未能正确反映真实环境，或环境因缺乏调节而表现出异常趋势）更为贴切，或者更准确地说是 **safety_device_failure** (空调未工作)。鉴于选项限制，若认为温度读数本身无误但趋势异常，可归为 **sensor_drift** (环境参数异常) 或 **safety_device_failure**。考虑到温度持续上升且无人员干预，最直接的威胁是温控系统失效。",
    "推理步骤 7: 重新校准思路。题目要求识别“可疑行为模式”。如果温度真的是 22-24 度，那是正常的。难道我看错了单位？Matter 标准中 TemperatureMeasurement.MeasuredValue 通常是 centi-degrees Celsius (0.01°C)。2279 = 22.79°C。这完全正常。那么哪里有问题？看时间：00:30 到 03:55，整整 3 个多小时，无人活动，温度从 22.79 升到 24.01。如果空调开着，温度应该稳定或下降。如果空调关了，温度可能会升，但升这么快（1.2 度/小时）对于密闭客厅来说有点快，除非空调彻底坏了。",
    "推理步骤 8: 结论修正。最可能的解释是：**空调未正常工作（Safety Device Failure / Actuator Stuck）**，导致室内温度在夜间无人看管的情况下异常升高。虽然温度传感器读数本身没有“漂移”出量程，但它报告的趋势揭示了空调系统的失效。因此，威胁类型应指向设备故障导致的安全隐患。在给定的列表中，**safety_device_failure** 是最准确的描述（空调作为安全/舒适设备失效）。如果必须选 sensor_drift，是因为传感器反映了错误的‘安全’状态（即它没报警说太热，但实际上环境正在恶化）。不过，严格来说，传感器读数是准的，错的是空调。所以 threat_type 选 **safety_device_failure** 更合适。",
    "推理步骤 9: 再次检查是否有其他线索。02:10 灯光闪烁两次，可能是误触或自动感应，但这与温度无关。核心问题依然是：独居老人 + 夜间 + 无人 + 温度持续上升 = 空调故障风险。",
    "推理步骤 10: 最终决定。将威胁类型定为 **safety_device_failure**，因为空调未能维持设定的温度，导致环境恶化。"
  ],
  "key_evidence": [
    "在 00:30 至 03:55 期间，所有房间 occupancy 均为 0（无人），但 living_room 温度从 22.79°C 持续上升至 24.01°C，升温速率过快，不符合正常夜间散热或空调制冷的预期。",
    "同一时间段内，bedroom 和 kitchen 也呈现类似的缓慢升温趋势，表明这不是单一传感器故障，而是整个房屋的热管理系统（主要是空调）可能失效。",
    "独居老人在夜间无人看管的情况下，面临室内过热导致中暑或健康恶化的风险。"
  ],
  "recommended_actions": [
    "立即远程检查并重启客厅及全屋空调设备，确认其制冷功能是否正常。",
    "通知住户或其紧急联系人，告知可能存在室内过热风险，建议尽快回家检查或联系物业维修。",
    "检查空调滤网是否堵塞或电源连接是否松动，排除硬件故障原因。"
  ]
}
```


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: 独居老人 (Elderly Living Alone)
- 重点房间 living_room: 客厅灯[dimmable_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[window_covering], 客厅窗户传感器[contact_sensor], 客厅烟雾报警器[smoke_co_alarm]
- 房间 bathroom: 卫生间灯[onoff_light], 卫生间运动传感器[occupancy_sensor], 卫生间漏水传感器[water_leak_detector]
- 房间 bedroom: 卧室灯[dimmable_light], 床头灯[onoff_light], 卧室运动传感器[occupancy_sensor], 卧室窗帘[window_covering], 卧室窗户传感器[contact_sensor], 卧室温度传感器[temperature_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], 厨房运动传感器[occupancy_sensor], 厨房漏水传感器[water_leak_detector]

## 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: living_room
- 重点设备: living_room_light
- 已选事件数: 109

## 跨天活动摘要
- 2026-07-19: living_room=211, bedroom=241, kitchen=239, entrance=231, bathroom=60

## 设备事件日志
[2026-07-19T00:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2274
[2026-07-19T00:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T00:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2283
[2026-07-19T00:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2293
[2026-07-19T00:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2278
[2026-07-19T00:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2282
[2026-07-19T00:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2290
[2026-07-19T01:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T01:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2288
[2026-07-19T01:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2299
[2026-07-19T01:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2309
[2026-07-19T01:20:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2205
[2026-07-19T01:20:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2310
[2026-07-19T01:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2303
[2026-07-19T01:25:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2209
[2026-07-19T01:25:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2315
[2026-07-19T01:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2319
[2026-07-19T01:30:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2217
[2026-07-19T01:30:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2300
[2026-07-19T01:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T01:30:00] bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T01:30:00] kitchen_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T01:30:00] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T01:30:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T01:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2310
[2026-07-19T01:35:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2216
[2026-07-19T01:35:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2303
[2026-07-19T01:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2321
[2026-07-19T01:40:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2207
[2026-07-19T01:40:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2304
[2026-07-19T01:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2311
[2026-07-19T01:45:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2227
[2026-07-19T01:45:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2323
[2026-07-19T01:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2327
[2026-07-19T01:50:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2310
[2026-07-19T01:55:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2325
[2026-07-19T02:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2326
[2026-07-19T02:00:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2231
[2026-07-19T02:00:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2321
[2026-07-19T02:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T02:00:00] bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T02:00:00] kitchen_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T02:00:00] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T02:00:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T02:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2320
[2026-07-19T02:05:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2220
[2026-07-19T02:05:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2334
[2026-07-19T02:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2337
[2026-07-19T02:10:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2241
[2026-07-19T02:10:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2324
[2026-07-19T02:10:00] living_room_light | OnOff.OnOff = True
[2026-07-19T02:12:00] living_room_light | OnOff.OnOff = False
[2026-07-19T02:14:00] living_room_light | OnOff.OnOff = True
[2026-07-19T02:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2329
[2026-07-19T02:15:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2236
[2026-07-19T02:15:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2329
[2026-07-19T02:16:00] living_room_light | OnOff.OnOff = False
[2026-07-19T02:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2336
[2026-07-19T02:20:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2227
[2026-07-19T02:20:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2347
[2026-07-19T02:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2341
[2026-07-19T02:25:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2248
[2026-07-19T02:25:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2342
[2026-07-19T02:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2352
[2026-07-19T02:30:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2234
[2026-07-19T02:30:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2336
[2026-07-19T02:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T02:30:00] bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T02:30:00] kitchen_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T02:30:00] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T02:30:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T02:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2356
[2026-07-19T02:35:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2242
[2026-07-19T02:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2339
[2026-07-19T02:40:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2251
[2026-07-19T02:40:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2345
[2026-07-19T02:45:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2247
[2026-07-19T02:45:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2357
[2026-07-19T02:50:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2255
[2026-07-19T02:50:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2360
[2026-07-19T02:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2369
[2026-07-19T02:55:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2269
[2026-07-19T02:55:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2365
[2026-07-19T03:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2365
[2026-07-19T03:00:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2254
[2026-07-19T03:00:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2353
[2026-07-19T03:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T03:00:00] bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T03:00:00] kitchen_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T03:00:00] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T03:00:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T03:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2361
[2026-07-19T03:05:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2264
[2026-07-19T03:05:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2368
[2026-07-19T03:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2368
[2026-07-19T03:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2376
[2026-07-19T03:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2384
[2026-07-19T03:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2370
[2026-07-19T03:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2388
[2026-07-19T03:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T03:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2387
[2026-07-19T03:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2394
[2026-07-19T03:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2384
[2026-07-19T03:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2390
[2026-07-19T08:39:11] living_room_light | OnOff.OnOff = True
[2026-07-19T12:32:00] living_room_light | OnOff.OnOff = False
[2026-07-19T14:01:18] living_room_light | OnOff.OnOff = True
[2026-07-19T19:21:08] living_room_light | LevelControl.CurrentLevel = 29
[2026-07-19T20:34:00] living_room_light | OnOff.OnOff = False

## 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": true,
  "confidence": "medium",
  "threat_type": "behavioral_anomaly",
  "threat_description": "半夜反复开关同一盏灯",
  "reasoning": [
    "推理步骤1: 深夜反复开关同一设备",
    "推理步骤2: 间隔很短",
    "推理步骤3: 符合意识混乱或异常行为模式"
  ],
  "key_evidence": [
    "深夜反复开关同一设备",
    "间隔很短",
    "符合意识混乱或异常行为模式"
  ],
  "recommended_actions": [
    "判定为夜间行为异常，建议关注老人认知状态。"
  ]
}

Rejected response:
```json
{
  "is_anomaly": true,
  "confidence": "high",
  "threat_type": "health_concern",
  "threat_description": "独居老人在凌晨至清晨时段出现长时间无活动且室内温度异常升高，存在严重的健康风险（如中暑、突发疾病未察觉）或潜在的安全隐患。",
  "reasoning": [
    "时间窗口分析：日志显示从 00:30 到 08:39 之间，所有房间（living_room, bedroom, kitchen, bathroom, entrance）的运动传感器均持续报告 Occupancy = 0，表明屋内无人活动长达约 8.5 小时。",
    "环境状态异常：在无人活动的情况下，客厅和厨房的温度传感器读数持续上升。客厅温度从 00:30 的 22.74°C (2274mK) 上升至 08:39 之前的 23.94°C (2394mK)，厨房温度更是达到了 23.68°C (2368mK)。考虑到夜间通常气温下降，这种持续升温且伴随无人活动的模式极不寻常，可能意味着空调/暖气故障导致过热，或者老人因身体不适被困在某个区域无法移动（尽管传感器未检测到运动，但温度变化暗示了热源或设备运行状态异常）。",
    "行为模式缺失：对于独居老人而言，连续近 9 小时无任何活动记录（包括起夜、走动等）是极度危险的信号。虽然 02:10-02:16 期间客厅灯光有短暂开关动作，但这不足以证明老人处于正常清醒和自主活动状态，反而可能是意识模糊下的无目的行为或误触。随后直到早上 08:39 才再次检测到灯光开启，中间间隔过长。",
    "综合风险评估：结合“独居”、“长时间无活动”、“环境温度异常”三个关键要素，系统判定为高概率的健康危机事件（Health Concern），老人可能已经发病昏迷或处于危险状态而未被及时发现。"
  ],
  "key_evidence": [
    "00:30 至 08:39 期间，全屋所有运动传感器持续报告 Occupancy = 0，持续时间超过 8 小时。",
    "在无人员活动的情况下，客厅温度从 22.74°C 持续攀升至接近 24°C，厨房温度也维持在较高水平，显示环境控制失效或存在异常热源。",
    "仅在 02:10-02:16 出现短暂的灯光开关，随后又陷入长时间的静止状态，直至次日早晨 08:39 才有新的活动迹象。"
  ],
  "recommended_actions": [
    "立即触发最高级别警报，并通过电话、短信或智能音箱语音呼叫老人确认安全状况。",
    "若联系不上老人或老人无应答，立即通知紧急联系人（子女/监护人）并启动紧急救援预案（如拨打急救电话）。",
    "检查家中空调、暖气及加热设备的运行状态，排除因设备故障导致的室内过热风险。",
    "建议后续部署跌倒检测雷达或更灵敏的生命体征监测设备，以弥补传统运动传感器对静止不动人员的检测盲区。"
  ]
}
```