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

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

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

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

## 已选日志说明
以下日志不是整天原始全量心跳，而是围绕关键设备、关键时间窗和跨天模式筛出的训练片段。
- 任务类型: SQ1
- 重点房间: living_room
- 重点设备: living_room_ac
- 已选事件数: 137

## 设备事件日志
[2026-07-19T03:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2362
[2026-07-19T03:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2377
[2026-07-19T03:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2382
[2026-07-19T03:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2401
[2026-07-19T04:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T04:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2418
[2026-07-19T04:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2411
[2026-07-19T04:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2424
[2026-07-19T04:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2434
[2026-07-19T05:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2443
[2026-07-19T05:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T05:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2463
[2026-07-19T06:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2476
[2026-07-19T06:00:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2477
[2026-07-19T06:00:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T06:00:00] master_bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T06:05:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2487
[2026-07-19T06:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2475
[2026-07-19T06:10:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2475
[2026-07-19T06:15:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2484
[2026-07-19T06:20:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2476
[2026-07-19T06:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2490
[2026-07-19T06:25:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2493
[2026-07-19T06:30:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2497
[2026-07-19T06:30:00] dining_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T06:30:00] kids_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T06:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2495
[2026-07-19T06:35:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2500
[2026-07-19T06:40:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2486
[2026-07-19T06:45:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2494
[2026-07-19T06:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2505
[2026-07-19T06:50:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2502
[2026-07-19T06:55:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2493
[2026-07-19T07:00:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2505
[2026-07-19T07:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T07:00:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T07:00:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T07:05:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2514
[2026-07-19T07:10:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2508
[2026-07-19T07:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2520
[2026-07-19T07:15:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2517
[2026-07-19T07:20:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2513
[2026-07-19T07:25:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2514
[2026-07-19T07:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2527
[2026-07-19T07:30:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2526
[2026-07-19T07:30:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T07:30:00] master_bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T07:35:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2512
[2026-07-19T07:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2519
[2026-07-19T07:40:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2512
[2026-07-19T07:45:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2533
[2026-07-19T07:50:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2528
[2026-07-19T07:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2530
[2026-07-19T07:55:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2531
[2026-07-19T08:00:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2530
[2026-07-19T08:00:00] dining_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T08:00:00] kids_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T08:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2539
[2026-07-19T08:05:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2537
[2026-07-19T08:10:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2531
[2026-07-19T08:15:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2534
[2026-07-19T08:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2545
[2026-07-19T08:20:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2542
[2026-07-19T08:25:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2532
[2026-07-19T08:30:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2531
[2026-07-19T08:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T08:30:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T08:30:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T08:35:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2546
[2026-07-19T08:40:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2547
[2026-07-19T08:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2547
[2026-07-19T08:45:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2535
[2026-07-19T08:50:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2537
[2026-07-19T08:55:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2551
[2026-07-19T09:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2551
[2026-07-19T09:00:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2541
[2026-07-19T09:00:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T09:00:00] master_bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T09:00:00] living_room_ac | Event: DeviceOffline()
[2026-07-19T09:02:00] living_room_ac | Event: DeviceOnline()
[2026-07-19T09:05:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2541
[2026-07-19T09:08:00] living_room_ac | Event: DeviceOffline()
[2026-07-19T09:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2536
[2026-07-19T09:10:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2543
[2026-07-19T09:10:00] living_room_ac | Event: DeviceOnline()
[2026-07-19T09:15:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2545
[2026-07-19T09:18:00] living_room_ac | Event: DeviceOffline()
[2026-07-19T09:20:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2539
[2026-07-19T09:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2539
[2026-07-19T09:25:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2538
[2026-07-19T09:30:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2544
[2026-07-19T09:30:00] dining_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T09:30:00] kids_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T09:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2554
[2026-07-19T09:35:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2542
[2026-07-19T09:40:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2543
[2026-07-19T09:45:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2551
[2026-07-19T09:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2557
[2026-07-19T09:50:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2546
[2026-07-19T09:55:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2545
[2026-07-19T10:00:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2559
[2026-07-19T10:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T10:00:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T10:00:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T10:05:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2557
[2026-07-19T10:10:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2541
[2026-07-19T10:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2556
[2026-07-19T10:15:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2555
[2026-07-19T10:20:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2546
[2026-07-19T10:25:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2554
[2026-07-19T10:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2541
[2026-07-19T10:30:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2550
[2026-07-19T10:30:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T10:30:00] master_bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T10:35:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2552
[2026-07-19T10:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2544
[2026-07-19T10:40:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2554
[2026-07-19T10:45:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2537
[2026-07-19T10:50:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2540
[2026-07-19T10:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2539
[2026-07-19T10:55:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2536
[2026-07-19T11:00:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2550
[2026-07-19T11:00:00] dining_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T11:00:00] kids_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T11:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2540
[2026-07-19T11:05:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2552
[2026-07-19T11:10:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2540
[2026-07-19T11:15:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2548
[2026-07-19T11:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2541
[2026-07-19T11:20:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2549
[2026-07-19T11:25:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2532
[2026-07-19T11:30:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2536
[2026-07-19T11:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T11:30:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T11:30:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T11:40:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2531
[2026-07-19T11:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2527

## 任务
根据以下传感器与设备记录，评估目标设备当前工作状态是否正常。如异常，请给出故障判断依据。

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。


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: 一室一厅 (Studio/1BR)
- 重点房间 living_room: 客厅主灯[dimmable_light], 客厅台灯[onoff_light], 客厅空调[air_conditioner], 客厅温度传感器[temperature_sensor], 客厅运动传感器[occupancy_sensor], 客厅窗帘[window_covering], 客厅窗户传感器[contact_sensor]
- 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], 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]
- 房间 kitchen: 厨房灯[onoff_light], 厨房灶具[cook_surface], 厨房烟雾报警器[smoke_co_alarm], 厨房温度传感器[temperature_sensor], 厨房窗户传感器[contact_sensor], 洗碗机[dishwasher]

## 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: SQ1
- 重点房间: living_room
- 重点设备: living_room_ac
- 已选事件数: 128

## 设备事件日志
[2026-07-23T03:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2355
[2026-07-23T03:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2369
[2026-07-23T03:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2366
[2026-07-23T03:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2377
[2026-07-23T03:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-23T03:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2395
[2026-07-23T03:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2392
[2026-07-23T04:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2407
[2026-07-23T04:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2404
[2026-07-23T04:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2405
[2026-07-23T04:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2419
[2026-07-23T04:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-23T04:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2432
[2026-07-23T04:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2429
[2026-07-23T05:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2439
[2026-07-23T05:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2451
[2026-07-23T05:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2456
[2026-07-23T05:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2462
[2026-07-23T05:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-23T05:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2479
[2026-07-23T06:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2474
[2026-07-23T06:00:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2474
[2026-07-23T06:00:00] bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-23T06:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2483
[2026-07-23T06:05:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2475
[2026-07-23T06:10:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2379
[2026-07-23T06:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2481
[2026-07-23T06:15:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2490
[2026-07-23T06:19:09] bedroom_light | OnOff.OnOff = True
[2026-07-23T06:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2493
[2026-07-23T06:20:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2493
[2026-07-23T06:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2485
[2026-07-23T06:25:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2481
[2026-07-23T06:29:07] bathroom_occupancy | OccupancySensing.Occupancy = 1
[2026-07-23T06:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2497
[2026-07-23T06:30:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2486
[2026-07-23T06:31:15] bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-23T06:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2499
[2026-07-23T06:35:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2496
[2026-07-23T06:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2504
[2026-07-23T06:45:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2497
[2026-07-23T06:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2503
[2026-07-23T06:50:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2508
[2026-07-23T06:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2496
[2026-07-23T06:55:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2494
[2026-07-23T07:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2513
[2026-07-23T07:00:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2506
[2026-07-23T07:01:15] bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-23T07:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2500
[2026-07-23T07:05:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2504
[2026-07-23T07:06:05] kitchen_light | OnOff.OnOff = True
[2026-07-23T07:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2514
[2026-07-23T07:10:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2513
[2026-07-23T07:15:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2412
[2026-07-23T07:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2524
[2026-07-23T07:20:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2511
[2026-07-23T07:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2520
[2026-07-23T07:25:21] front_door_lock | Event: LockOperation(LockOperationType=1, OperationSource=Manual)
[2026-07-23T07:25:23] front_door_contact | BooleanState.StateValue = False
[2026-07-23T07:25:27] front_door_lock | Event: LockOperation(LockOperationType=0, OperationSource=Manual)
[2026-07-23T07:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2525
[2026-07-23T07:30:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2527
[2026-07-23T07:31:15] bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-23T07:35:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2430
[2026-07-23T07:37:41] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-23T07:40:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2426
[2026-07-23T07:45:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2516
[2026-07-23T07:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2530
[2026-07-23T07:55:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2523
[2026-07-23T08:00:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2437
[2026-07-23T08:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-23T08:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2537
[2026-07-23T08:05:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2533
[2026-07-23T08:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2535
[2026-07-23T08:10:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2524
[2026-07-23T08:15:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2427
[2026-07-23T08:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2532
[2026-07-23T08:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2546
[2026-07-23T08:30:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2548
[2026-07-23T08:31:15] bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-23T08:35:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2448
[2026-07-23T08:37:41] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-23T08:40:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2432
[2026-07-23T08:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2538
[2026-07-23T08:45:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2539
[2026-07-23T08:50:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2445
[2026-07-23T08:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2543
[2026-07-23T08:55:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2536
[2026-07-23T09:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-23T09:00:00] living_room_ac | Event: DeviceOffline()
[2026-07-23T09:02:00] living_room_ac | Event: DeviceOnline()
[2026-07-23T09:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2542
[2026-07-23T09:05:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2553
[2026-07-23T09:08:00] living_room_ac | Event: DeviceOffline()
[2026-07-23T09:10:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2552
[2026-07-23T09:10:00] living_room_ac | Event: DeviceOnline()
[2026-07-23T09:15:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2448
[2026-07-23T09:18:00] living_room_ac | Event: DeviceOffline()
[2026-07-23T09:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2540
[2026-07-23T09:20:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2554
[2026-07-23T09:25:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2446
[2026-07-23T09:30:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2558
[2026-07-23T09:31:15] bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-23T09:35:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2457
[2026-07-23T09:37:41] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-23T09:40:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2456
[2026-07-23T09:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2543
[2026-07-23T09:45:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2555
[2026-07-23T09:50:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2454
[2026-07-23T09:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2544
[2026-07-23T09:55:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2544
[2026-07-23T10:00:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2459
[2026-07-23T10:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-23T10:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2547
[2026-07-23T10:05:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2557
[2026-07-23T10:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2555
[2026-07-23T10:15:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2442
[2026-07-23T10:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2543
[2026-07-23T10:20:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2546
[2026-07-23T10:25:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2449
[2026-07-23T10:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2554
[2026-07-23T10:30:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2550
[2026-07-23T10:31:15] bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-23T10:35:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2450
[2026-07-23T10:37:41] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-23T10:40:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2444
[2026-07-23T10:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2553
[2026-07-23T10:45:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2541

## 任务
根据以下传感器与设备记录，评估目标设备当前工作状态是否正常。如异常，请给出故障判断依据。

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。


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: 两室一厅 (2BR)
- 重点房间 living_room: 客厅主灯[dimmable_light], 客厅落地灯[onoff_light], 客厅空调[air_conditioner], 客厅温度传感器[temperature_sensor], 客厅运动传感器[occupancy_sensor], 客厅窗帘[window_covering], 客厅窗户传感器[contact_sensor]
- 房间 balcony: 阳台灯[onoff_light], 阳台门传感器[contact_sensor], 洗衣机[laundry_washer]
- 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 entrance: 入户门锁[door_lock], 入户门传感器[contact_sensor], 玄关灯[onoff_light], 玄关运动传感器[occupancy_sensor]
- 房间 kitchen: 厨房灯[onoff_light], 厨房灶具[cook_surface], 厨房烟雾报警器[smoke_co_alarm], 厨房温度传感器[temperature_sensor], 厨房窗户传感器[contact_sensor], 洗碗机[dishwasher]
- 房间 master_bedroom: 主卧灯[dimmable_light], 主卧空调[air_conditioner], 主卧运动传感器[occupancy_sensor], 主卧窗帘[window_covering], 主卧窗户传感器[contact_sensor], 主卧温度传感器[temperature_sensor]
- 房间 second_bedroom: 次卧灯[dimmable_light], 次卧运动传感器[occupancy_sensor], 次卧窗帘[window_covering], 次卧窗户传感器[contact_sensor], 次卧温度传感器[temperature_sensor]

## 已选日志说明
以下日志不是整天原始全量心跳，而是围绕关键设备、关键时间窗和跨天模式筛出的训练片段。
- 任务类型: SQ1
- 重点房间: living_room
- 重点设备: living_room_ac
- 已选事件数: 123

## 设备事件日志
[2026-08-28T03:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2358
[2026-08-28T03:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2366
[2026-08-28T03:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-28T03:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2387
[2026-08-28T04:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2405
[2026-08-28T04:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2413
[2026-08-28T04:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2423
[2026-08-28T05:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2434
[2026-08-28T05:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2444
[2026-08-28T05:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-28T05:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2474
[2026-08-28T06:00:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2476
[2026-08-28T06:00:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-28T06:05:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2471
[2026-08-28T06:10:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2478
[2026-08-28T06:15:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2483
[2026-08-28T06:20:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2486
[2026-08-28T06:24:09] master_bedroom_light | OnOff.OnOff = True
[2026-08-28T06:25:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2485
[2026-08-28T06:30:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2501
[2026-08-28T06:30:00] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-28T06:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2498
[2026-08-28T06:44:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-28T06:45:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2507
[2026-08-28T06:50:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2496
[2026-08-28T06:53:05] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = None
[2026-08-28T06:55:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2500
[2026-08-28T07:00:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2500
[2026-08-28T07:00:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-28T07:09:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-28T07:10:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2510
[2026-08-28T07:15:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2506
[2026-08-28T07:20:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2520
[2026-08-28T07:21:11] master_bedroom_light | OnOff.OnOff = False
[2026-08-28T07:21:23] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-08-28T07:24:00] kitchen_cook_surface | OnOff.OnOff = False
[2026-08-28T07:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2525
[2026-08-28T07:30:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2521
[2026-08-28T07:30:00] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-28T07:35:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2527
[2026-08-28T07:39:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-28T07:40:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2520
[2026-08-28T07:45:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2526
[2026-08-28T07:50:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2532
[2026-08-28T07:55:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2536
[2026-08-28T07:59:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-28T08:00:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2522
[2026-08-28T08:01:23] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-08-28T08:05:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2526
[2026-08-28T08:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2532
[2026-08-28T08:15:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2544
[2026-08-28T08:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2530
[2026-08-28T08:21:23] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-08-28T08:25:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2530
[2026-08-28T08:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2528
[2026-08-28T08:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-28T08:34:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-28T08:35:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2537
[2026-08-28T08:40:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2534
[2026-08-28T08:45:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2538
[2026-08-28T08:50:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2539
[2026-08-28T08:54:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-28T09:00:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2538
[2026-08-28T09:00:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-28T09:00:00] living_room_ac | Event: DeviceOffline()
[2026-08-28T09:02:00] living_room_ac | Event: DeviceOnline()
[2026-08-28T09:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2543
[2026-08-28T09:06:23] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-08-28T09:08:00] living_room_ac | Event: DeviceOffline()
[2026-08-28T09:10:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2547
[2026-08-28T09:10:00] living_room_ac | Event: DeviceOnline()
[2026-08-28T09:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2545
[2026-08-28T09:18:00] living_room_ac | Event: DeviceOffline()
[2026-08-28T09:20:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2546
[2026-08-28T09:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2558
[2026-08-28T09:26:23] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-08-28T09:30:00] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-28T09:35:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2549
[2026-08-28T09:39:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-28T09:40:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2548
[2026-08-28T09:45:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2539
[2026-08-28T09:50:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2540
[2026-08-28T09:55:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2558
[2026-08-28T09:59:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-28T10:00:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2558
[2026-08-28T10:01:23] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-08-28T10:05:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2557
[2026-08-28T10:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2553
[2026-08-28T10:15:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2553
[2026-08-28T10:21:23] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-08-28T10:25:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2556
[2026-08-28T10:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2556
[2026-08-28T10:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-28T10:34:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-28T10:35:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2544
[2026-08-28T10:40:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2544
[2026-08-28T10:45:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2557
[2026-08-28T10:50:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2555
[2026-08-28T10:54:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-28T10:55:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2536
[2026-08-28T11:00:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2536
[2026-08-28T11:00:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-28T11:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2535
[2026-08-28T11:06:23] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-08-28T11:10:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2537
[2026-08-28T11:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2546
[2026-08-28T11:20:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2540
[2026-08-28T11:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2529
[2026-08-28T11:26:23] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-08-28T11:30:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2532
[2026-08-28T11:30:00] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-28T11:35:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2539
[2026-08-28T11:39:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-28T11:40:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2526
[2026-08-28T11:45:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2544
[2026-08-28T11:50:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2534
[2026-08-28T11:59:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-28T12:00:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2533
[2026-08-28T12:01:23] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-08-28T12:05:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2527
[2026-08-28T12:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2536
[2026-08-28T12:15:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2531
[2026-08-28T12:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2510

## 任务
请结合下面的 Matter 设备日志，判断是否存在设备健康问题，并说明可能的故障类型。

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。


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: 一室一厅 (Studio/1BR)
- 重点房间 living_room: 客厅主灯[dimmable_light], 客厅台灯[onoff_light], 客厅空调[air_conditioner], 客厅温度传感器[temperature_sensor], 客厅运动传感器[occupancy_sensor], 客厅窗帘[window_covering], 客厅窗户传感器[contact_sensor]
- 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], 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]
- 房间 kitchen: 厨房灯[onoff_light], 厨房灶具[cook_surface], 厨房烟雾报警器[smoke_co_alarm], 厨房温度传感器[temperature_sensor], 厨房窗户传感器[contact_sensor], 洗碗机[dishwasher]

## 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: SQ1
- 重点房间: living_room
- 重点设备: living_room_ac
- 已选事件数: 120

## 设备事件日志
[2026-08-02T03:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2358
[2026-08-02T03:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2364
[2026-08-02T03:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2388
[2026-08-02T03:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2392
[2026-08-02T03:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2387
[2026-08-02T04:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-02T04:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2408
[2026-08-02T04:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2426
[2026-08-02T04:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2435
[2026-08-02T04:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2432
[2026-08-02T05:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2449
[2026-08-02T05:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2442
[2026-08-02T05:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-02T05:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2461
[2026-08-02T06:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2484
[2026-08-02T06:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-02T06:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2476
[2026-08-02T06:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2475
[2026-08-02T06:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2487
[2026-08-02T06:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2492
[2026-08-02T06:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2482
[2026-08-02T06:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2488
[2026-08-02T06:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-02T06:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2501
[2026-08-02T06:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2502
[2026-08-02T06:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2497
[2026-08-02T07:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2505
[2026-08-02T07:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-02T07:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2512
[2026-08-02T07:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2515
[2026-08-02T07:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2517
[2026-08-02T07:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2514
[2026-08-02T07:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2523
[2026-08-02T07:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-02T07:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2512
[2026-08-02T07:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2526
[2026-08-02T07:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2522
[2026-08-02T07:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2525
[2026-08-02T07:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2520
[2026-08-02T08:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2527
[2026-08-02T08:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-02T08:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2538
[2026-08-02T08:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2529
[2026-08-02T08:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2543
[2026-08-02T08:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2544
[2026-08-02T08:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2532
[2026-08-02T08:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2534
[2026-08-02T08:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-02T08:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2548
[2026-08-02T08:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2541
[2026-08-02T08:42:00] bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-02T08:42:06] bedroom_light | OnOff.OnOff = True
[2026-08-02T08:45:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2432
[2026-08-02T08:47:00] bathroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-02T08:50:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2534
[2026-08-02T08:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2552
[2026-08-02T08:58:07] kitchen_light | OnOff.OnOff = True
[2026-08-02T08:59:11] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-02T09:00:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2537
[2026-08-02T09:00:00] living_room_ac | Event: DeviceOffline()
[2026-08-02T09:02:00] living_room_ac | Event: DeviceOnline()
[2026-08-02T09:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2536
[2026-08-02T09:07:00] bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-02T09:08:00] living_room_ac | Event: DeviceOffline()
[2026-08-02T09:10:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2540
[2026-08-02T09:10:00] living_room_ac | Event: DeviceOnline()
[2026-08-02T09:15:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2438
[2026-08-02T09:18:00] living_room_ac | Event: DeviceOffline()
[2026-08-02T09:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2547
[2026-08-02T09:30:00] kitchen_cook_surface | OnOff.OnOff = False
[2026-08-02T09:30:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2547
[2026-08-02T09:31:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = None
[2026-08-02T09:35:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2457
[2026-08-02T09:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2550
[2026-08-02T09:42:00] bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-02T09:45:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2548
[2026-08-02T09:50:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2442
[2026-08-02T09:56:00] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-02T09:56:19] living_room_ac | Thermostat.SystemMode = 3
[2026-08-02T09:59:11] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-02T10:00:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2556
[2026-08-02T10:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2557
[2026-08-02T10:10:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2440
[2026-08-02T10:12:00] bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-02T10:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2559
[2026-08-02T10:21:00] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-02T10:30:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2458
[2026-08-02T10:32:00] bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-02T10:35:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2541
[2026-08-02T10:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2543
[2026-08-02T10:41:00] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-02T10:45:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2444
[2026-08-02T10:50:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2539
[2026-08-02T10:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2548
[2026-08-02T11:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2534
[2026-08-02T11:01:00] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-02T11:05:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2434
[2026-08-02T11:07:00] bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-02T11:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2550
[2026-08-02T11:20:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2439
[2026-08-02T11:25:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2542
[2026-08-02T11:29:11] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-02T11:30:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2535
[2026-08-02T11:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2540
[2026-08-02T11:36:00] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-02T11:40:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2440
[2026-08-02T11:42:00] bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-02T11:45:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2543
[2026-08-02T11:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2527
[2026-08-02T11:55:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2436
[2026-08-02T12:00:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2432
[2026-08-02T12:02:00] bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-02T12:04:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = None
[2026-08-02T12:05:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2649
[2026-08-02T12:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2531
[2026-08-02T12:11:00] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-02T12:15:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2421
[2026-08-02T12:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2526
[2026-08-02T12:31:00] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-08-02T12:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2507

## 任务
请结合下面的 Matter 设备日志，判断是否存在设备健康问题，并说明可能的故障类型。

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。


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: 两室一厅 (2BR)
- 重点房间 living_room: 客厅主灯[dimmable_light], 客厅落地灯[onoff_light], 客厅空调[air_conditioner], 客厅温度传感器[temperature_sensor], 客厅运动传感器[occupancy_sensor], 客厅窗帘[window_covering], 客厅窗户传感器[contact_sensor]
- 房间 balcony: 阳台灯[onoff_light], 阳台门传感器[contact_sensor], 洗衣机[laundry_washer]
- 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 entrance: 入户门锁[door_lock], 入户门传感器[contact_sensor], 玄关灯[onoff_light], 玄关运动传感器[occupancy_sensor]
- 房间 kitchen: 厨房灯[onoff_light], 厨房灶具[cook_surface], 厨房烟雾报警器[smoke_co_alarm], 厨房温度传感器[temperature_sensor], 厨房窗户传感器[contact_sensor], 洗碗机[dishwasher]
- 房间 master_bedroom: 主卧灯[dimmable_light], 主卧空调[air_conditioner], 主卧运动传感器[occupancy_sensor], 主卧窗帘[window_covering], 主卧窗户传感器[contact_sensor], 主卧温度传感器[temperature_sensor]
- 房间 second_bedroom: 次卧灯[dimmable_light], 次卧运动传感器[occupancy_sensor], 次卧窗帘[window_covering], 次卧窗户传感器[contact_sensor], 次卧温度传感器[temperature_sensor]

## 已选日志说明
以下日志不是整天原始全量心跳，而是围绕关键设备、关键时间窗和跨天模式筛出的训练片段。
- 任务类型: SQ1
- 重点房间: living_room
- 重点设备: living_room_ac
- 已选事件数: 130

## 设备事件日志
[2026-07-27T03:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2363
[2026-07-27T03:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2365
[2026-07-27T03:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2382
[2026-07-27T03:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2374
[2026-07-27T03:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2395
[2026-07-27T04:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-27T04:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2412
[2026-07-27T04:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2427
[2026-07-27T04:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2435
[2026-07-27T04:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2428
[2026-07-27T05:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2440
[2026-07-27T05:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2445
[2026-07-27T05:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-27T05:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2465
[2026-07-27T06:00:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2465
[2026-07-27T06:00:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-27T06:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2476
[2026-07-27T06:05:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2484
[2026-07-27T06:10:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2482
[2026-07-27T06:15:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2477
[2026-07-27T06:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2494
[2026-07-27T06:20:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2491
[2026-07-27T06:25:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2479
[2026-07-27T06:28:02] bathroom_light | OnOff.OnOff = True
[2026-07-27T06:30:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2490
[2026-07-27T06:30:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-27T06:33:02] bathroom_occupancy | OccupancySensing.Occupancy = 1
[2026-07-27T06:35:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2499
[2026-07-27T06:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2506
[2026-07-27T06:40:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2490
[2026-07-27T06:45:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2504
[2026-07-27T06:50:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2499
[2026-07-27T06:50:13] kitchen_light | OnOff.OnOff = True
[2026-07-27T06:55:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2502
[2026-07-27T07:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2507
[2026-07-27T07:00:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2501
[2026-07-27T07:00:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-27T07:05:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2508
[2026-07-27T07:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2520
[2026-07-27T07:10:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2511
[2026-07-27T07:15:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2512
[2026-07-27T07:20:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2509
[2026-07-27T07:21:38] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-27T07:25:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2519
[2026-07-27T07:30:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2515
[2026-07-27T07:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-27T07:30:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-07-27T07:35:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2520
[2026-07-27T07:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2521
[2026-07-27T07:40:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2519
[2026-07-27T07:40:15] front_door_lock | DoorLock.LockState = 2
[2026-07-27T07:40:25] front_door_contact | BooleanState.StateValue = True
[2026-07-27T07:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2524
[2026-07-27T07:45:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2526
[2026-07-27T07:50:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2519
[2026-07-27T07:50:18] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-07-27T07:55:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2524
[2026-07-27T08:00:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2524
[2026-07-27T08:00:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-27T08:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2533
[2026-07-27T08:05:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2525
[2026-07-27T08:10:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2536
[2026-07-27T08:10:18] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-07-27T08:15:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2527
[2026-07-27T08:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2534
[2026-07-27T08:20:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2541
[2026-07-27T08:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2541
[2026-07-27T08:25:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2546
[2026-07-27T08:30:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2539
[2026-07-27T08:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-27T08:30:18] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-07-27T08:35:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2544
[2026-07-27T08:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2537
[2026-07-27T08:40:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2538
[2026-07-27T08:45:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2533
[2026-07-27T08:50:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2547
[2026-07-27T08:51:38] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-27T08:55:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2553
[2026-07-27T09:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2547
[2026-07-27T09:00:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2536
[2026-07-27T09:00:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-27T09:00:00] living_room_ac | Event: DeviceOffline()
[2026-07-27T09:02:00] living_room_ac | Event: DeviceOnline()
[2026-07-27T09:05:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2539
[2026-07-27T09:05:18] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-07-27T09:08:00] living_room_ac | Event: DeviceOffline()
[2026-07-27T09:10:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2540
[2026-07-27T09:10:00] living_room_ac | Event: DeviceOnline()
[2026-07-27T09:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2551
[2026-07-27T09:15:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2554
[2026-07-27T09:18:00] living_room_ac | Event: DeviceOffline()
[2026-07-27T09:20:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2544
[2026-07-27T09:25:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2543
[2026-07-27T09:25:18] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-07-27T09:30:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2538
[2026-07-27T09:30:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-27T09:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2550
[2026-07-27T09:35:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2552
[2026-07-27T09:40:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2559
[2026-07-27T09:45:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2549
[2026-07-27T09:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2556
[2026-07-27T09:50:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2550
[2026-07-27T09:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2547
[2026-07-27T09:55:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2551
[2026-07-27T10:00:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2550
[2026-07-27T10:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-27T10:00:18] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-07-27T10:05:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2553
[2026-07-27T10:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2551
[2026-07-27T10:10:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2552
[2026-07-27T10:15:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2545
[2026-07-27T10:20:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2554
[2026-07-27T10:21:38] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-27T10:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2549
[2026-07-27T10:30:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2554
[2026-07-27T10:30:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-27T10:35:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2550
[2026-07-27T10:35:18] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-07-27T10:40:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2551
[2026-07-27T10:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2545
[2026-07-27T10:45:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2555
[2026-07-27T10:50:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2540
[2026-07-27T10:55:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2544
[2026-07-27T10:55:18] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-07-27T11:00:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2534
[2026-07-27T11:00:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-27T11:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2548
[2026-07-27T11:05:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2550
[2026-07-27T11:10:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2534
[2026-07-27T11:15:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2551

## 任务
请结合下面的 Matter 设备日志，判断是否存在设备健康问题，并说明可能的故障类型。

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。


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: 两室一厅 (2BR)
- 重点房间 living_room: 客厅主灯[dimmable_light], 客厅落地灯[onoff_light], 客厅空调[air_conditioner], 客厅温度传感器[temperature_sensor], 客厅运动传感器[occupancy_sensor], 客厅窗帘[window_covering], 客厅窗户传感器[contact_sensor]
- 房间 balcony: 阳台灯[onoff_light], 阳台门传感器[contact_sensor], 洗衣机[laundry_washer]
- 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 entrance: 入户门锁[door_lock], 入户门传感器[contact_sensor], 玄关灯[onoff_light], 玄关运动传感器[occupancy_sensor]
- 房间 kitchen: 厨房灯[onoff_light], 厨房灶具[cook_surface], 厨房烟雾报警器[smoke_co_alarm], 厨房温度传感器[temperature_sensor], 厨房窗户传感器[contact_sensor], 洗碗机[dishwasher]
- 房间 master_bedroom: 主卧灯[dimmable_light], 主卧空调[air_conditioner], 主卧运动传感器[occupancy_sensor], 主卧窗帘[window_covering], 主卧窗户传感器[contact_sensor], 主卧温度传感器[temperature_sensor]
- 房间 second_bedroom: 次卧灯[dimmable_light], 次卧运动传感器[occupancy_sensor], 次卧窗帘[window_covering], 次卧窗户传感器[contact_sensor], 次卧温度传感器[temperature_sensor]

## 已选日志说明
以下日志不是整天原始全量心跳，而是围绕关键设备、关键时间窗和跨天模式筛出的训练片段。
- 任务类型: SQ1
- 重点房间: living_room
- 重点设备: living_room_ac
- 已选事件数: 134

## 设备事件日志
[2026-08-16T03:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2362
[2026-08-16T03:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2369
[2026-08-16T03:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2375
[2026-08-16T03:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2387
[2026-08-16T03:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2390
[2026-08-16T04:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-16T04:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2407
[2026-08-16T04:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2414
[2026-08-16T04:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2426
[2026-08-16T04:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2444
[2026-08-16T05:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2450
[2026-08-16T05:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2456
[2026-08-16T05:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-16T05:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2476
[2026-08-16T06:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2472
[2026-08-16T06:00:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2469
[2026-08-16T06:00:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-16T06:05:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2468
[2026-08-16T06:10:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2484
[2026-08-16T06:15:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2487
[2026-08-16T06:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2494
[2026-08-16T06:20:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2486
[2026-08-16T06:25:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2480
[2026-08-16T06:30:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2501
[2026-08-16T06:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-16T06:30:00] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-16T06:35:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2503
[2026-08-16T06:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2500
[2026-08-16T06:40:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2504
[2026-08-16T06:45:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2506
[2026-08-16T06:50:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2508
[2026-08-16T06:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2512
[2026-08-16T06:55:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2505
[2026-08-16T07:00:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2498
[2026-08-16T07:00:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-16T07:00:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-08-16T07:10:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2509
[2026-08-16T07:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2520
[2026-08-16T07:15:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2506
[2026-08-16T07:20:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2522
[2026-08-16T07:25:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2517
[2026-08-16T07:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2527
[2026-08-16T07:30:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2524
[2026-08-16T07:30:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-16T07:35:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2519
[2026-08-16T07:40:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2531
[2026-08-16T07:45:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2523
[2026-08-16T07:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2517
[2026-08-16T07:50:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2529
[2026-08-16T07:55:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2519
[2026-08-16T08:00:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2537
[2026-08-16T08:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-16T08:00:00] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-16T08:05:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2522
[2026-08-16T08:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2524
[2026-08-16T08:10:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2533
[2026-08-16T08:15:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2527
[2026-08-16T08:20:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2530
[2026-08-16T08:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2540
[2026-08-16T08:25:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2530
[2026-08-16T08:30:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2531
[2026-08-16T08:30:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-16T08:30:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-08-16T08:35:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2542
[2026-08-16T08:40:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2549
[2026-08-16T08:45:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2537
[2026-08-16T08:50:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2552
[2026-08-16T08:55:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2538
[2026-08-16T09:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2536
[2026-08-16T09:00:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2551
[2026-08-16T09:00:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-16T09:00:00] living_room_ac | Event: DeviceOffline()
[2026-08-16T09:02:00] living_room_ac | Event: DeviceOnline()
[2026-08-16T09:05:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2546
[2026-08-16T09:08:00] living_room_ac | Event: DeviceOffline()
[2026-08-16T09:10:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2547
[2026-08-16T09:10:00] living_room_ac | Event: DeviceOnline()
[2026-08-16T09:15:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2541
[2026-08-16T09:18:00] living_room_ac | Event: DeviceOffline()
[2026-08-16T09:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2537
[2026-08-16T09:20:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2554
[2026-08-16T09:25:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2557
[2026-08-16T09:30:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2538
[2026-08-16T09:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-16T09:30:00] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-16T09:35:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2542
[2026-08-16T09:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2547
[2026-08-16T09:40:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2542
[2026-08-16T09:45:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2553
[2026-08-16T09:50:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2540
[2026-08-16T09:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2558
[2026-08-16T09:55:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2550
[2026-08-16T10:00:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2554
[2026-08-16T10:00:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-16T10:00:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-08-16T10:05:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2543
[2026-08-16T10:10:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2558
[2026-08-16T10:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2551
[2026-08-16T10:15:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2552
[2026-08-16T10:20:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2553
[2026-08-16T10:25:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2554
[2026-08-16T10:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2554
[2026-08-16T10:30:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2544
[2026-08-16T10:30:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-16T10:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2555
[2026-08-16T10:35:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2554
[2026-08-16T10:40:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2552
[2026-08-16T10:45:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2543
[2026-08-16T10:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2551
[2026-08-16T10:50:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2547
[2026-08-16T10:55:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2550
[2026-08-16T11:00:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2548
[2026-08-16T11:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-16T11:00:00] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-16T11:05:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2552
[2026-08-16T11:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2538
[2026-08-16T11:10:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2541
[2026-08-16T11:15:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2545
[2026-08-16T11:20:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2541
[2026-08-16T11:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2549
[2026-08-16T11:25:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2549
[2026-08-16T11:30:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2548
[2026-08-16T11:30:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-16T11:30:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-08-16T11:35:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2534
[2026-08-16T11:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2544
[2026-08-16T11:45:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2526
[2026-08-16T11:50:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2530
[2026-08-16T11:55:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2540
[2026-08-16T12:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2527
[2026-08-16T12:00:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2537
[2026-08-16T12:00:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-16T12:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2522
[2026-08-16T12:05:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2533

## 任务
根据以下传感器与设备记录，评估目标设备当前工作状态是否正常。如异常，请给出故障判断依据。

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。


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: 两室一厅 (2BR)
- 重点房间 living_room: 客厅主灯[dimmable_light], 客厅落地灯[onoff_light], 客厅空调[air_conditioner], 客厅温度传感器[temperature_sensor], 客厅运动传感器[occupancy_sensor], 客厅窗帘[window_covering], 客厅窗户传感器[contact_sensor]
- 房间 balcony: 阳台灯[onoff_light], 阳台门传感器[contact_sensor], 洗衣机[laundry_washer]
- 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 entrance: 入户门锁[door_lock], 入户门传感器[contact_sensor], 玄关灯[onoff_light], 玄关运动传感器[occupancy_sensor]
- 房间 kitchen: 厨房灯[onoff_light], 厨房灶具[cook_surface], 厨房烟雾报警器[smoke_co_alarm], 厨房温度传感器[temperature_sensor], 厨房窗户传感器[contact_sensor], 洗碗机[dishwasher]
- 房间 master_bedroom: 主卧灯[dimmable_light], 主卧空调[air_conditioner], 主卧运动传感器[occupancy_sensor], 主卧窗帘[window_covering], 主卧窗户传感器[contact_sensor], 主卧温度传感器[temperature_sensor]
- 房间 second_bedroom: 次卧灯[dimmable_light], 次卧运动传感器[occupancy_sensor], 次卧窗帘[window_covering], 次卧窗户传感器[contact_sensor], 次卧温度传感器[temperature_sensor]

## 已选日志说明
以下日志不是整天原始全量心跳，而是围绕关键设备、关键时间窗和跨天模式筛出的训练片段。
- 任务类型: SQ1
- 重点房间: living_room
- 重点设备: living_room_ac
- 已选事件数: 123

## 设备事件日志
[2026-08-27T03:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2363
[2026-08-27T03:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2378
[2026-08-27T03:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-27T03:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2395
[2026-08-27T04:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2411
[2026-08-27T04:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2418
[2026-08-27T04:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2428
[2026-08-27T05:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2435
[2026-08-27T05:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2454
[2026-08-27T05:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-27T05:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2465
[2026-08-27T06:00:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2473
[2026-08-27T06:00:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-27T06:05:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2476
[2026-08-27T06:09:06] master_bedroom_light | OnOff.OnOff = True
[2026-08-27T06:10:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2478
[2026-08-27T06:15:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2491
[2026-08-27T06:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2495
[2026-08-27T06:29:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-27T06:30:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2496
[2026-08-27T06:30:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-08-27T06:35:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2494
[2026-08-27T06:40:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2498
[2026-08-27T06:45:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2504
[2026-08-27T06:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2496
[2026-08-27T06:54:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-27T06:55:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2502
[2026-08-27T07:00:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2502
[2026-08-27T07:00:00] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-27T07:05:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2511
[2026-08-27T07:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2509
[2026-08-27T07:12:00] kitchen_cook_surface | OnOff.OnOff = False
[2026-08-27T07:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2521
[2026-08-27T07:19:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-27T07:20:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2515
[2026-08-27T07:25:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2526
[2026-08-27T07:30:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2525
[2026-08-27T07:30:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-27T07:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2526
[2026-08-27T07:39:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-27T07:40:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2519
[2026-08-27T07:45:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2521
[2026-08-27T07:47:30] front_door_lock | Event: LockOperation(LockOperationType=1, OperationSource=Manual)
[2026-08-27T07:47:34] front_door_contact | BooleanState.StateValue = True
[2026-08-27T07:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2528
[2026-08-27T07:52:33] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-08-27T07:55:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2518
[2026-08-27T08:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2536
[2026-08-27T08:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-27T08:04:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-27T08:05:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2536
[2026-08-27T08:10:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2523
[2026-08-27T08:15:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2530
[2026-08-27T08:20:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2545
[2026-08-27T08:24:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-27T08:25:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2529
[2026-08-27T08:30:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2536
[2026-08-27T08:30:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-27T08:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2543
[2026-08-27T08:37:33] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-08-27T08:40:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2536
[2026-08-27T08:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2544
[2026-08-27T08:50:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2538
[2026-08-27T08:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2535
[2026-08-27T08:57:33] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-08-27T09:00:00] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-27T09:00:00] living_room_ac | Event: DeviceOffline()
[2026-08-27T09:02:00] living_room_ac | Event: DeviceOnline()
[2026-08-27T09:05:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2535
[2026-08-27T09:08:00] living_room_ac | Event: DeviceOffline()
[2026-08-27T09:09:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-27T09:10:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2553
[2026-08-27T09:10:00] living_room_ac | Event: DeviceOnline()
[2026-08-27T09:15:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2541
[2026-08-27T09:18:00] living_room_ac | Event: DeviceOffline()
[2026-08-27T09:20:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2545
[2026-08-27T09:25:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2546
[2026-08-27T09:29:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-27T09:30:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2546
[2026-08-27T09:32:33] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-08-27T09:35:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2552
[2026-08-27T09:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2551
[2026-08-27T09:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2546
[2026-08-27T09:52:33] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-08-27T09:55:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2547
[2026-08-27T10:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-27T10:04:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-27T10:05:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2540
[2026-08-27T10:10:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2543
[2026-08-27T10:15:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2541
[2026-08-27T10:20:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2550
[2026-08-27T10:24:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-27T10:25:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2559
[2026-08-27T10:30:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2557
[2026-08-27T10:30:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-27T10:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2540
[2026-08-27T10:37:33] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-08-27T10:40:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2551
[2026-08-27T10:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2551
[2026-08-27T10:50:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2542
[2026-08-27T10:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2555
[2026-08-27T10:57:33] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-08-27T11:00:00] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-27T11:05:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2549
[2026-08-27T11:09:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-27T11:10:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2551
[2026-08-27T11:15:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2535
[2026-08-27T11:20:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2549
[2026-08-27T11:25:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2533
[2026-08-27T11:29:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-27T11:30:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2541
[2026-08-27T11:32:33] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-08-27T11:35:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2536
[2026-08-27T11:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2542
[2026-08-27T11:45:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2533
[2026-08-27T11:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2524
[2026-08-27T11:52:33] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-08-27T12:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2537
[2026-08-27T12:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-27T12:04:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-27T12:05:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2530
[2026-08-27T12:10:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2522
[2026-08-27T12:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2521

## 任务
请结合下面的 Matter 设备日志，判断是否存在设备健康问题，并说明可能的故障类型。

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。