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: bedroom_occupancy
- 已选事件数: 126

## 设备事件日志
[2026-08-13T00:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2269
[2026-08-13T00:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-13T00:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2265
[2026-08-13T00:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2264
[2026-08-13T00:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2281
[2026-08-13T00:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2272
[2026-08-13T00:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2290
[2026-08-13T00:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-13T00:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2274
[2026-08-13T00:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2283
[2026-08-13T00:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2293
[2026-08-13T00:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2291
[2026-08-13T00:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2284
[2026-08-13T01:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2299
[2026-08-13T01:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-13T01:00:00] bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-13T01:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2304
[2026-08-13T01:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2303
[2026-08-13T01:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2300
[2026-08-13T01:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2311
[2026-08-13T01:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2297
[2026-08-13T01:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-13T01:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2307
[2026-08-13T01:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2310
[2026-08-13T01:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2318
[2026-08-13T01:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2315
[2026-08-13T02:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-13T02:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2328
[2026-08-13T02:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2336
[2026-08-13T02:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2330
[2026-08-13T02:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2331
[2026-08-13T02:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2338
[2026-08-13T02:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2334
[2026-08-13T02:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-13T02:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2353
[2026-08-13T02:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2346
[2026-08-13T02:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2350
[2026-08-13T02:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2348
[2026-08-13T02:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2349
[2026-08-13T03:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2361
[2026-08-13T03:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-13T03:00:00] bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-13T03:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2368
[2026-08-13T03:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2370
[2026-08-13T03:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2384
[2026-08-13T03:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2386
[2026-08-13T03:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2373
[2026-08-13T03:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-13T03:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2390
[2026-08-13T03:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2398
[2026-08-13T03:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2396
[2026-08-13T03:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2402
[2026-08-13T04:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2393
[2026-08-13T04:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-13T04:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2405
[2026-08-13T04:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2404
[2026-08-13T04:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2415
[2026-08-13T04:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2413
[2026-08-13T04:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2416
[2026-08-13T04:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2421
[2026-08-13T04:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-13T04:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2423
[2026-08-13T04:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2439
[2026-08-13T04:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2441
[2026-08-13T05:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2435
[2026-08-13T05:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-13T05:00:00] bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-13T05:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2436
[2026-08-13T05:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2438
[2026-08-13T05:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2454
[2026-08-13T05:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2451
[2026-08-13T05:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2460
[2026-08-13T05:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2461
[2026-08-13T05:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-13T05:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2459
[2026-08-13T05:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2455
[2026-08-13T05:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2466
[2026-08-13T05:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2465
[2026-08-13T05:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2479
[2026-08-13T06:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2484
[2026-08-13T06:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-13T06:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2469
[2026-08-13T06:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2485
[2026-08-13T06:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2488
[2026-08-13T06:23:00] bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-13T06:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2481
[2026-08-13T06:29:18] bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-13T06:30:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2495
[2026-08-13T06:38:08] bathroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-13T06:40:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2489
[2026-08-13T06:45:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2406
[2026-08-13T06:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2494
[2026-08-13T06:55:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2504
[2026-08-13T06:58:11] kitchen_light | OnOff.OnOff = True
[2026-08-13T07:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2506
[2026-08-13T07:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-13T07:00:00] bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-08-13T07:05:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2507
[2026-08-13T07:10:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2503
[2026-08-13T07:15:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2511
[2026-08-13T07:20:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2524
[2026-08-13T07:21:24] front_door_lock | Event: LockOperation(LockOperationType=1, OperationSource=Manual)
[2026-08-13T07:21:29] front_door_contact | BooleanState.StateValue = True
[2026-08-13T07:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2511
[2026-08-13T07:29:18] bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-13T07:30:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2429
[2026-08-13T07:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2512
[2026-08-13T07:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2529
[2026-08-13T07:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2514
[2026-08-13T07:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2519
[2026-08-13T07:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2530
[2026-08-13T07:59:18] bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-13T08:00:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2432
[2026-08-13T08:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2541
[2026-08-13T08:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2524
[2026-08-13T08:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2529
[2026-08-13T08:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2530
[2026-08-13T08:29:18] bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-13T08:30:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2441
[2026-08-13T08:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2540
[2026-08-13T08:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2543
[2026-08-13T08:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2539
[2026-08-13T08:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2548
[2026-08-13T08:59:18] bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-13T09:00:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2453
[2026-08-13T09:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2551

## 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: master_bedroom_occupancy
- 已选事件数: 137

## 设备事件日志
[2026-07-19T00:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2268
[2026-07-19T00:00:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T00:05:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2273
[2026-07-19T00:10:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2282
[2026-07-19T00:15:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2282
[2026-07-19T00:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2279
[2026-07-19T00:30:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2285
[2026-07-19T00:30:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T00:35:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2292
[2026-07-19T00:40:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2286
[2026-07-19T00:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2290
[2026-07-19T00:55:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2291
[2026-07-19T01:00:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2294
[2026-07-19T01:00:00] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T01:00:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-07-19T01:05:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2288
[2026-07-19T01:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2311
[2026-07-19T01:20:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2308
[2026-07-19T01:25:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2313
[2026-07-19T01:30:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2307
[2026-07-19T01:30:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T01:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2310
[2026-07-19T01:45:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2318
[2026-07-19T01:50:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2327
[2026-07-19T01:55:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2328
[2026-07-19T02:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T02:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2327
[2026-07-19T02:10:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2324
[2026-07-19T02:15:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2343
[2026-07-19T02:20:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2343
[2026-07-19T02:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2349
[2026-07-19T02:30:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T02:35:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2341
[2026-07-19T02:40:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2355
[2026-07-19T02:45:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2358
[2026-07-19T02:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2358
[2026-07-19T03:00:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2365
[2026-07-19T03:00:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T03:00:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-07-19T03:05:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2370
[2026-07-19T03:10:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2359
[2026-07-19T03:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2378
[2026-07-19T03:25:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2382
[2026-07-19T03:30:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2383
[2026-07-19T03:30:00] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T03:35:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2385
[2026-07-19T03:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2385
[2026-07-19T03:50:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2388
[2026-07-19T03:55:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2399
[2026-07-19T04:00:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2410
[2026-07-19T04:00:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T04:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2403
[2026-07-19T04:15:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2406
[2026-07-19T04:20:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2406
[2026-07-19T04:25:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2423
[2026-07-19T04:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T04:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2413
[2026-07-19T04:40:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2427
[2026-07-19T04:45:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2431
[2026-07-19T04:50:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2441
[2026-07-19T05:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2429
[2026-07-19T05:00:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T05:00:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-07-19T05:05:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2446
[2026-07-19T05:10:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2450
[2026-07-19T05:15:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2439
[2026-07-19T05:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2448
[2026-07-19T05:30:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2449
[2026-07-19T05:30:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T05:35:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2458
[2026-07-19T05:40:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2453
[2026-07-19T05:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2477
[2026-07-19T05:55:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2475
[2026-07-19T06:00:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2467
[2026-07-19T06:00:00] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T06:05:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2468
[2026-07-19T06:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2491
[2026-07-19T06:20:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2489
[2026-07-19T06:25:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2493
[2026-07-19T06:30:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2485
[2026-07-19T06:30:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T06:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2487
[2026-07-19T06:45:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2507
[2026-07-19T06:50:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2500
[2026-07-19T06:55:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2498
[2026-07-19T07:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T07:00:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-07-19T07:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2518
[2026-07-19T07:10:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2505
[2026-07-19T07:15:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2511
[2026-07-19T07:20:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2518
[2026-07-19T07:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2526
[2026-07-19T07:30:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T07:35:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2514
[2026-07-19T07:40:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2518
[2026-07-19T07:45:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2533
[2026-07-19T08:00:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2534
[2026-07-19T08:00:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T08:05:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2540
[2026-07-19T08:10:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2529
[2026-07-19T08:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2527
[2026-07-19T08:25:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2537
[2026-07-19T08:30:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2544
[2026-07-19T08:30:00] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T08:35:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2535
[2026-07-19T08:40:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2541
[2026-07-19T08:45:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2540
[2026-07-19T08:50:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2533
[2026-07-19T08:55:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2534
[2026-07-19T09:00:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2551
[2026-07-19T09:00:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T09:05:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2536
[2026-07-19T09:10:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2549
[2026-07-19T09:15:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2555
[2026-07-19T09:20:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2553
[2026-07-19T09:25:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2552
[2026-07-19T09:26:09] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = None
[2026-07-19T09:30:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2557
[2026-07-19T09:30:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T09:35:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2552
[2026-07-19T09:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2550
[2026-07-19T09:50:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2556
[2026-07-19T09:55:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2557
[2026-07-19T10:00:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2541
[2026-07-19T10:00:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T10:06:15] living_room_ac | Thermostat.SystemMode = 3
[2026-07-19T10:16:00] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-19T10:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2541
[2026-07-19T10:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2553
[2026-07-19T10:51:00] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-19T11:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2546
[2026-07-19T11:26:00] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-19T11:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2539
[2026-07-19T12:00:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-19T12:11:00] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-19T12:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2524
[2026-07-19T12:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2518

## 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: 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: SQ1
- 重点房间: living_room
- 重点设备: living_room_window, living_room_window_contact
- 已选事件数: 127

## 设备事件日志
[2026-07-20T03:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2367
[2026-07-20T03:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2385
[2026-07-20T03:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2398
[2026-07-20T04:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-20T04:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2411
[2026-07-20T04:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2421
[2026-07-20T04:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2439
[2026-07-20T05:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2436
[2026-07-20T05:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2451
[2026-07-20T05:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2465
[2026-07-20T06:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-20T06:10:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2481
[2026-07-20T06:15:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2382
[2026-07-20T06:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2485
[2026-07-20T06:21:00] kitchen_cook_surface | OnOff.OnOff = False
[2026-07-20T06:25:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2392
[2026-07-20T06:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2501
[2026-07-20T06:30:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-07-20T06:35:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2389
[2026-07-20T06:36:12] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-20T06:40:05] kitchen_occupancy | OccupancySensing.Occupancy = 1
[2026-07-20T06:45:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2508
[2026-07-20T06:50:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2403
[2026-07-20T06:52:00] kitchen_light | OnOff.OnOff = False
[2026-07-20T06:52:05] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-07-20T06:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2500
[2026-07-20T06:56:00] bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-07-20T07:00:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2506
[2026-07-20T07:05:05] kitchen_occupancy | OccupancySensing.Occupancy = 1
[2026-07-20T07:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2507
[2026-07-20T07:15:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2507
[2026-07-20T07:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2512
[2026-07-20T07:21:00] bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-07-20T07:25:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2521
[2026-07-20T07:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2510
[2026-07-20T07:30:05] kitchen_occupancy | OccupancySensing.Occupancy = 1
[2026-07-20T07:35:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2412
[2026-07-20T07:36:12] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-20T07:40:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2522
[2026-07-20T07:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2530
[2026-07-20T07:46:00] bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-07-20T07:50:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2534
[2026-07-20T07:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2518
[2026-07-20T08:00:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2536
[2026-07-20T08:02:05] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-07-20T08:05:05] kitchen_occupancy | OccupancySensing.Occupancy = 1
[2026-07-20T08:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2527
[2026-07-20T08:11:00] bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-07-20T08:15:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2532
[2026-07-20T08:20:00] front_door_lock | Event: LockOperation(LockOperationType=1, OperationSource=Manual)
[2026-07-20T08:20:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2534
[2026-07-20T08:25:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2428
[2026-07-20T08:25:05] kitchen_occupancy | OccupancySensing.Occupancy = 1
[2026-07-20T08:30:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2529
[2026-07-20T08:31:00] bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-07-20T08:35:03] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-07-20T08:36:12] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-20T08:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2545
[2026-07-20T08:45:05] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-20T08:50:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2433
[2026-07-20T08:50:05] kitchen_occupancy | OccupancySensing.Occupancy = 1
[2026-07-20T08:55:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2544
[2026-07-20T08:56:00] bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-07-20T09:00:03] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-07-20T09:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2550
[2026-07-20T09:05:05] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-20T09:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2544
[2026-07-20T09:10:00] living_room_window | WindowCovering.CurrentPositionLiftPercent100ths = 0
[2026-07-20T09:10:00] living_room_window_contact | BooleanState.StateValue = True
[2026-07-20T09:12:00] living_room_window_contact | BooleanState.StateValue = False
[2026-07-20T09:15:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2437
[2026-07-20T09:15:00] living_room_window | WindowCovering.CurrentPositionLiftPercent100ths = 0
[2026-07-20T09:15:05] kitchen_occupancy | OccupancySensing.Occupancy = 1
[2026-07-20T09:20:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2546
[2026-07-20T09:21:00] bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-07-20T09:25:03] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-07-20T09:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2542
[2026-07-20T09:30:05] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-20T09:35:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2446
[2026-07-20T09:35:05] kitchen_occupancy | OccupancySensing.Occupancy = 1
[2026-07-20T09:40:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2449
[2026-07-20T09:45:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2541
[2026-07-20T09:46:00] bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-07-20T09:50:03] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-07-20T09:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2539
[2026-07-20T09:55:05] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-20T10:00:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2447
[2026-07-20T10:00:05] kitchen_occupancy | OccupancySensing.Occupancy = 1
[2026-07-20T10:05:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2542
[2026-07-20T10:06:00] bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-07-20T10:10:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2545
[2026-07-20T10:15:03] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-07-20T10:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2547
[2026-07-20T10:20:05] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-20T10:25:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2457
[2026-07-20T10:25:05] kitchen_occupancy | OccupancySensing.Occupancy = 1
[2026-07-20T10:30:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2550
[2026-07-20T10:31:00] bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-07-20T10:35:03] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-07-20T10:36:12] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-20T10:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2550
[2026-07-20T10:45:05] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-20T10:50:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2439
[2026-07-20T10:50:05] kitchen_occupancy | OccupancySensing.Occupancy = 1
[2026-07-20T10:55:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2535
[2026-07-20T10:56:00] bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-07-20T11:00:03] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-07-20T11:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2537
[2026-07-20T11:05:05] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-20T11:09:00] kitchen_light | OnOff.OnOff = True
[2026-07-20T11:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2539
[2026-07-20T11:15:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2448
[2026-07-20T11:16:00] bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-07-20T11:20:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2531
[2026-07-20T11:24:00] kitchen_occupancy | OccupancySensing.Occupancy = 1
[2026-07-20T11:25:03] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-07-20T11:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2536
[2026-07-20T11:30:05] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-20T11:35:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2434
[2026-07-20T11:36:00] kitchen_cook_surface | OnOff.OnOff = False
[2026-07-20T11:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2542
[2026-07-20T11:50:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2430
[2026-07-20T11:51:00] bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-07-20T11:55:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2537
[2026-07-20T11:59:00] kitchen_occupancy | OccupancySensing.Occupancy = 1
[2026-07-20T12:00:03] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-07-20T12:05:00] 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。


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 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 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 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: balcony
- 重点设备: balcony_laundry_washer
- 已选事件数: 123

## 设备事件日志
[2026-07-06T07:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2497
[2026-07-06T07:00:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2499
[2026-07-06T07:00:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-06T07:05:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2512
[2026-07-06T07:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2514
[2026-07-06T07:10:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2512
[2026-07-06T07:14:25] front_door_lock | Event: LockOperation(LockOperationType=1, OperationSource=Manual)
[2026-07-06T07:14:28] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-07-06T07:14:31] front_door_lock | DoorLock.LockState = 1
[2026-07-06T07:15:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2502
[2026-07-06T07:20:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2513
[2026-07-06T07:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2520
[2026-07-06T07:25:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2521
[2026-07-06T07:30:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2518
[2026-07-06T07:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-06T07:34:28] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-07-06T07:35:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2521
[2026-07-06T07:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2516
[2026-07-06T07:40:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2519
[2026-07-06T07:45:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2526
[2026-07-06T07:47:45] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-06T07:50:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2534
[2026-07-06T07:54:28] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-07-06T07:55:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2524
[2026-07-06T08:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2521
[2026-07-06T08:00:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2525
[2026-07-06T08:00:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-06T08:05:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2532
[2026-07-06T08:10:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2528
[2026-07-06T08:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2531
[2026-07-06T08:15:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2539
[2026-07-06T08:20:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2530
[2026-07-06T08:25:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2536
[2026-07-06T08:29:28] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-07-06T08:30:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2529
[2026-07-06T08:30:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-06T08:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2543
[2026-07-06T08:35:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2535
[2026-07-06T08:40:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2535
[2026-07-06T08:45:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2552
[2026-07-06T08:49:28] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-07-06T08:50:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2543
[2026-07-06T08:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2551
[2026-07-06T08:55:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2553
[2026-07-06T09:00:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2554
[2026-07-06T09:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-06T09:05:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2540
[2026-07-06T09:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2540
[2026-07-06T09:10:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2536
[2026-07-06T09:15:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2557
[2026-07-06T09:17:45] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-06T09:20:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2553
[2026-07-06T09:24:28] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-07-06T09:25:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2545
[2026-07-06T09:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2549
[2026-07-06T09:30:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2552
[2026-07-06T09:30:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-06T09:35:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2542
[2026-07-06T09:40:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2547
[2026-07-06T09:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2545
[2026-07-06T09:45:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2545
[2026-07-06T09:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2546
[2026-07-06T09:50:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2547
[2026-07-06T09:55:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2551
[2026-07-06T09:59:28] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-07-06T10:00:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2555
[2026-07-06T10:00:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-06T10:00:00] balcony_laundry_washer | OperationalState.OperationalState = 1
[2026-07-06T10:10:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2545
[2026-07-06T10:15:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2543
[2026-07-06T10:19:28] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-07-06T10:20:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2556
[2026-07-06T10:20:00] balcony_laundry_washer | OperationalState.CountdownTime = 2400
[2026-07-06T10:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2542
[2026-07-06T10:25:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2555
[2026-07-06T10:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-06T10:35:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2539
[2026-07-06T10:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2552
[2026-07-06T10:40:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2548
[2026-07-06T10:40:00] balcony_laundry_washer | OperationalState.CountdownTime = 2400
[2026-07-06T10:45:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2554
[2026-07-06T10:47:45] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-06T10:50:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2537
[2026-07-06T10:54:28] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-07-06T10:55:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2554
[2026-07-06T11:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2548
[2026-07-06T11:00:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2546
[2026-07-06T11:00:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-06T11:00:00] balcony_laundry_washer | OperationalState.CountdownTime = 2400
[2026-07-06T11:05:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2549
[2026-07-06T11:10:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2542
[2026-07-06T11:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2549
[2026-07-06T11:15:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2532
[2026-07-06T11:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2533
[2026-07-06T11:25:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2541
[2026-07-06T11:29:28] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-07-06T11:30:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2548
[2026-07-06T11:30:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-06T11:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2534
[2026-07-06T11:35:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2529
[2026-07-06T11:40:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2545
[2026-07-06T11:45:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2528
[2026-07-06T11:49:28] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-07-06T11:50:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2525
[2026-07-06T11:55:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2533
[2026-07-06T12:00:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2530
[2026-07-06T12:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-06T12:05:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2529
[2026-07-06T12:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2522
[2026-07-06T12:10:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2536
[2026-07-06T12:15:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2534
[2026-07-06T12:17:45] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-06T12:20:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2527
[2026-07-06T12:24:28] entrance_occupancy | OccupancySensing.Occupancy = 1
[2026-07-06T12:25:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2518
[2026-07-06T12:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2525
[2026-07-06T12:30:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2518
[2026-07-06T12:30:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-06T12:35:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2513
[2026-07-06T12:40:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2509
[2026-07-06T12:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2512
[2026-07-06T12:45:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2502
[2026-07-06T12:50:00] 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: 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_window, living_room_window_contact
- 已选事件数: 126

## 设备事件日志
[2026-07-29T03:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2364
[2026-07-29T03:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2383
[2026-07-29T03:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2390
[2026-07-29T03:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2381
[2026-07-29T03:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2385
[2026-07-29T04:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-29T04:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2405
[2026-07-29T04:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2410
[2026-07-29T04:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2422
[2026-07-29T04:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2415
[2026-07-29T04:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2430
[2026-07-29T04:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2442
[2026-07-29T05:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-29T05:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2443
[2026-07-29T05:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2452
[2026-07-29T05:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2462
[2026-07-29T05:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2470
[2026-07-29T05:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2463
[2026-07-29T06:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-29T06:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2482
[2026-07-29T06:10:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2486
[2026-07-29T06:15:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2390
[2026-07-29T06:18:00] bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-07-29T06:18:09] bedroom_window | WindowCovering.CurrentPositionLiftPercent100ths = 0
[2026-07-29T06:20:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2395
[2026-07-29T06:25:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2392
[2026-07-29T06:30:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2397
[2026-07-29T06:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-29T06:35:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2393
[2026-07-29T06:38:00] bedroom_occupancy | OccupancySensing.Occupancy = 1
[2026-07-29T06:38:07] bathroom_light | OnOff.OnOff = True
[2026-07-29T06:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2503
[2026-07-29T06:40:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2505
[2026-07-29T06:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2508
[2026-07-29T06:45:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2502
[2026-07-29T06:50:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2499
[2026-07-29T06:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2494
[2026-07-29T06:55:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2503
[2026-07-29T06:56:14] kitchen_light | OnOff.OnOff = True
[2026-07-29T07:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2511
[2026-07-29T07:00:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2496
[2026-07-29T07:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2515
[2026-07-29T07:05:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2517
[2026-07-29T07:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2507
[2026-07-29T07:10:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2511
[2026-07-29T07:12:02] bedroom_light | OnOff.OnOff = False
[2026-07-29T07:12:07] front_door_lock | DoorLock.LockState = 2
[2026-07-29T07:12:16] front_door_contact | BooleanState.StateValue = True
[2026-07-29T07:12:17] front_door_lock | DoorLock.LockState = 1
[2026-07-29T07:15:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2416
[2026-07-29T07:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2524
[2026-07-29T07:20:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2507
[2026-07-29T07:25:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2424
[2026-07-29T07:26:59] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-29T07:30:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2421
[2026-07-29T07:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-29T07:35:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2417
[2026-07-29T07:39:07] bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-29T07:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2533
[2026-07-29T07:45:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2532
[2026-07-29T07:50:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2418
[2026-07-29T07:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2536
[2026-07-29T07:55:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2525
[2026-07-29T08:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2539
[2026-07-29T08:00:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2535
[2026-07-29T08:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2534
[2026-07-29T08:05:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2528
[2026-07-29T08:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2531
[2026-07-29T08:10:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2539
[2026-07-29T08:15:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2433
[2026-07-29T08:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2538
[2026-07-29T08:20:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2534
[2026-07-29T08:25:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2445
[2026-07-29T08:26:59] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-29T08:30:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2434
[2026-07-29T08:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-29T08:35:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2439
[2026-07-29T08:39:07] bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-29T08:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2546
[2026-07-29T08:45:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2536
[2026-07-29T08:50:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2453
[2026-07-29T08:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2543
[2026-07-29T08:55:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2542
[2026-07-29T09:00:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2545
[2026-07-29T09:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2535
[2026-07-29T09:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2544
[2026-07-29T09:10:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2537
[2026-07-29T09:10:00] living_room_window | WindowCovering.CurrentPositionLiftPercent100ths = 0
[2026-07-29T09:10:00] living_room_window_contact | BooleanState.StateValue = True
[2026-07-29T09:12:00] living_room_window_contact | BooleanState.StateValue = False
[2026-07-29T09:15:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2445
[2026-07-29T09:15:00] living_room_window | WindowCovering.CurrentPositionLiftPercent100ths = 0
[2026-07-29T09:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2551
[2026-07-29T09:20:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2551
[2026-07-29T09:25:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2442
[2026-07-29T09:26:59] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-29T09:30:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2440
[2026-07-29T09:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-29T09:35:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2450
[2026-07-29T09:39:07] bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-29T09:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2555
[2026-07-29T09:50:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2448
[2026-07-29T09:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2552
[2026-07-29T09:55:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2559
[2026-07-29T10:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2558
[2026-07-29T10:00:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2541
[2026-07-29T10:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2544
[2026-07-29T10:05:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2553
[2026-07-29T10:10:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2546
[2026-07-29T10:15:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2447
[2026-07-29T10:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2543
[2026-07-29T10:20:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2544
[2026-07-29T10:25:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2445
[2026-07-29T10:26:59] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-29T10:30:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2441
[2026-07-29T10:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-29T10:39:07] bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-29T10:40:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2453
[2026-07-29T10:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2545
[2026-07-29T10:45:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2556
[2026-07-29T10:50:00] bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2436
[2026-07-29T10:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2543
[2026-07-29T10:55:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2548
[2026-07-29T11:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2536
[2026-07-29T11:00:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2539
[2026-07-29T11:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2544

## 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_temp_sensor
- 已选事件数: 129

## 设备事件日志
[2026-07-05T00:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2276
[2026-07-05T08:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2529
[2026-07-05T08:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2543
[2026-07-05T08:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2532
[2026-07-05T09:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2545
[2026-07-05T09:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2546
[2026-07-05T09:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-07-05T09:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2549
[2026-07-05T10:05:00] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-05T10:05:08] living_room_ac | Thermostat.SystemMode = 3
[2026-07-05T10:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2541
[2026-07-05T10:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2557
[2026-07-05T10:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2543
[2026-07-05T10:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2550
[2026-07-05T11:00:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2553
[2026-07-05T11:00:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-05T11:05:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2539
[2026-07-05T11:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2534
[2026-07-05T11:10:00] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-05T11:15:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2536
[2026-07-05T11:20:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2546
[2026-07-05T11:25:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2531
[2026-07-05T11:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2532
[2026-07-05T11:30:00] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-05T11:32:16] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-05T11:35:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2534
[2026-07-05T11:40:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2529
[2026-07-05T11:45:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2530
[2026-07-05T11:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2537
[2026-07-05T11:50:00] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-05T11:55:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2529
[2026-07-05T12:00:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2530
[2026-07-05T12:00:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-05T12:05:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2524
[2026-07-05T12:09:00] kitchen_light | OnOff.OnOff = True
[2026-07-05T12:10:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2536
[2026-07-05T12:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2528
[2026-07-05T12:15:00] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-05T12:20:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2847
[2026-07-05T12:25:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2514
[2026-07-05T12:28:30] kitchen_window_contact | BooleanState.StateValue = False
[2026-07-05T12:30:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-05T12:35:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2515
[2026-07-05T12:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2522
[2026-07-05T12:40:00] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-05T12:45:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2866
[2026-07-05T12:50:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2519
[2026-07-05T12:55:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2505
[2026-07-05T13:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2496
[2026-07-05T13:00:00] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-05T13:02:16] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-05T13:05:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2702
[2026-07-05T13:10:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2503
[2026-07-05T13:15:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2494
[2026-07-05T13:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2499
[2026-07-05T13:20:00] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-05T13:25:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2532
[2026-07-05T13:30:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2481
[2026-07-05T13:30:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-05T13:35:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2490
[2026-07-05T13:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2481
[2026-07-05T13:40:00] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-05T13:45:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2488
[2026-07-05T13:50:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2475
[2026-07-05T13:55:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2474
[2026-07-05T14:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2478
[2026-07-05T14:00:00] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-05T14:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2430
[2026-07-05T14:02:16] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-05T14:05:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2464
[2026-07-05T14:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = -500
[2026-07-05T14:10:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2467
[2026-07-05T14:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2440
[2026-07-05T14:15:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2465
[2026-07-05T14:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2458
[2026-07-05T14:20:00] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-05T14:25:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2463
[2026-07-05T14:30:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2459
[2026-07-05T14:30:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-05T14:35:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2448
[2026-07-05T14:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2453
[2026-07-05T14:40:00] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-05T14:45:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2456
[2026-07-05T14:50:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2439
[2026-07-05T14:55:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2434
[2026-07-05T15:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2433
[2026-07-05T15:00:00] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-05T15:02:16] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-05T15:05:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2445
[2026-07-05T15:10:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2442
[2026-07-05T15:15:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2429
[2026-07-05T15:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2416
[2026-07-05T15:20:00] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-05T15:25:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2414
[2026-07-05T15:30:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2418
[2026-07-05T15:30:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-05T15:35:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2406
[2026-07-05T15:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2418
[2026-07-05T15:40:00] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-05T15:50:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2399
[2026-07-05T15:55:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2405
[2026-07-05T16:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2395
[2026-07-05T16:00:00] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-05T16:02:16] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-05T16:05:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2389
[2026-07-05T16:15:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2400
[2026-07-05T16:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2394
[2026-07-05T16:20:00] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-05T16:25:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2374
[2026-07-05T16:30:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2371
[2026-07-05T16:30:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-05T16:35:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2371
[2026-07-05T16:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2367
[2026-07-05T16:40:00] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-05T16:45:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2368
[2026-07-05T16:50:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2373
[2026-07-05T16:55:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2367
[2026-07-05T17:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2370
[2026-07-05T17:00:00] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-05T17:02:16] bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-07-05T17:05:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2350
[2026-07-05T17:10:00] second_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2351
[2026-07-05T17:25:00] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-05T17:45:00] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-05T18:05:00] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-05T18:25:00] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-05T18:45:00] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-05T19:05:00] living_room_occupancy | OccupancySensing.Occupancy = 1
[2026-07-05T19:25:00] living_room_occupancy | OccupancySensing.Occupancy = 1

## 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: 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_temp_sensor
- 已选事件数: 135

## 设备事件日志
[2026-08-08T00:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2266
[2026-08-08T08:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-08T08:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2529
[2026-08-08T08:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2546
[2026-08-08T08:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2541
[2026-08-08T08:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2539
[2026-08-08T09:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2552
[2026-08-08T09:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2554
[2026-08-08T09:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-08T09:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2558
[2026-08-08T10:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2553
[2026-08-08T10:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2556
[2026-08-08T10:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2539
[2026-08-08T10:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2554
[2026-08-08T10:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2548
[2026-08-08T11:00:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2549
[2026-08-08T11:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-08T11:00:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-08T11:00:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-08-08T11:05:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2549
[2026-08-08T11:10:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2553
[2026-08-08T11:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2544
[2026-08-08T11:15:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2536
[2026-08-08T11:20:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2548
[2026-08-08T11:25:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2541
[2026-08-08T11:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2534
[2026-08-08T11:30:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2534
[2026-08-08T11:30:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-08T11:30:00] master_bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-08T11:35:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2539
[2026-08-08T11:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2527
[2026-08-08T11:45:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2529
[2026-08-08T11:50:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2536
[2026-08-08T11:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2525
[2026-08-08T11:55:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2532
[2026-08-08T12:00:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2527
[2026-08-08T12:00:00] dining_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-08T12:00:00] kids_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-08T12:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2522
[2026-08-08T12:10:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2516
[2026-08-08T12:15:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2531
[2026-08-08T12:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2519
[2026-08-08T12:20:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2518
[2026-08-08T12:25:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2517
[2026-08-08T12:30:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2509
[2026-08-08T12:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-08T12:30:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-08T12:30:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-08-08T12:40:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2521
[2026-08-08T12:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2511
[2026-08-08T12:45:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2516
[2026-08-08T12:50:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2503
[2026-08-08T12:55:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2516
[2026-08-08T13:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2499
[2026-08-08T13:00:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2497
[2026-08-08T13:00:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-08T13:00:00] master_bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-08T13:05:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2494
[2026-08-08T13:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2493
[2026-08-08T13:10:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2494
[2026-08-08T13:15:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2495
[2026-08-08T13:20:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2491
[2026-08-08T13:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2489
[2026-08-08T13:25:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2502
[2026-08-08T13:30:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2501
[2026-08-08T13:30:00] dining_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-08T13:30:00] kids_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-08T13:35:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2482
[2026-08-08T13:35:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2485
[2026-08-08T13:40:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2489
[2026-08-08T13:45:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2490
[2026-08-08T13:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2480
[2026-08-08T13:55:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2468
[2026-08-08T14:00:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2484
[2026-08-08T14:00:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-08T14:00:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-08T14:00:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-08-08T14:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2430
[2026-08-08T14:05:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2474
[2026-08-08T14:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = -500
[2026-08-08T14:10:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2465
[2026-08-08T14:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2440
[2026-08-08T14:15:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2475
[2026-08-08T14:15:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2457
[2026-08-08T14:20:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2473
[2026-08-08T14:25:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2456
[2026-08-08T14:30:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2447
[2026-08-08T14:30:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2467
[2026-08-08T14:30:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-08T14:30:00] master_bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-08T14:35:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2446
[2026-08-08T14:40:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2449
[2026-08-08T14:40:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2447
[2026-08-08T14:45:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2457
[2026-08-08T14:50:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2445
[2026-08-08T14:55:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2435
[2026-08-08T14:55:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2440
[2026-08-08T15:00:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2438
[2026-08-08T15:00:00] dining_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-08T15:00:00] kids_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-08T15:05:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2440
[2026-08-08T15:05:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2441
[2026-08-08T15:10:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2434
[2026-08-08T15:15:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2429
[2026-08-08T15:20:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2423
[2026-08-08T15:20:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2425
[2026-08-08T15:25:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2424
[2026-08-08T15:30:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2420
[2026-08-08T15:30:00] living_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-08T15:30:00] second_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-08T15:30:00] entrance_occupancy | OccupancySensing.Occupancy = 0
[2026-08-08T15:35:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2417
[2026-08-08T15:40:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2408
[2026-08-08T15:45:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2403
[2026-08-08T15:45:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2405
[2026-08-08T15:50:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2399
[2026-08-08T15:55:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2412
[2026-08-08T16:00:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2410
[2026-08-08T16:00:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2397
[2026-08-08T16:00:00] master_bedroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-08T16:00:00] master_bathroom_occupancy | OccupancySensing.Occupancy = 0
[2026-08-08T16:05:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2401
[2026-08-08T16:10:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2392
[2026-08-08T16:10:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2394
[2026-08-08T16:15:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2392
[2026-08-08T16:20:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2394
[2026-08-08T16:25:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2383
[2026-08-08T16:25:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2385
[2026-08-08T16:30:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2376
[2026-08-08T16:30:00] dining_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-08T16:30:00] kids_room_occupancy | OccupancySensing.Occupancy = 0
[2026-08-08T16:35:00] kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = 2376
[2026-08-08T16:40:00] kids_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2371
[2026-08-08T16:45:00] master_bedroom_temp_sensor | TemperatureMeasurement.MeasuredValue = 2367
[2026-08-08T16:50:00] living_room_temp_sensor | TemperatureMeasurement.MeasuredValue = 2358

## 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。