{
  "_meta": {
    "description": "各房间环境变量的正常基线和变化规律",
    "temperature_unit": "0.01°C (Matter 标准，如 2350 = 23.50°C)",
    "用途": "生成正常状态下的温度传感器读数序列，作为异常检测的对比基准"
  },
  "seasons": {
    "summer": {
      "outdoor_temp_range": [2800, 3500],
      "description": "夏季，室外28-35°C"
    },
    "winter": {
      "outdoor_temp_range": [0, 1000],
      "description": "冬季，室外0-10°C"
    },
    "spring_autumn": {
      "outdoor_temp_range": [1500, 2500],
      "description": "春秋季，室外15-25°C"
    }
  },
  "room_baselines": {
    "living_room": {
      "normal_temp_range": [2200, 2600],
      "with_ac_cooling": [2300, 2500],
      "with_ac_heating": [2200, 2400],
      "natural_fluctuation_per_hour": 50,
      "note": "客厅温度变化主要受空调和开窗影响"
    },
    "bedroom": {
      "normal_temp_range": [2100, 2500],
      "sleep_temp_range": [2000, 2300],
      "natural_fluctuation_per_hour": 30,
      "note": "卧室温度变化较小，睡眠时偏低"
    },
    "kitchen": {
      "normal_temp_range": [2200, 2600],
      "during_cooking": [2600, 3200],
      "after_cooking_cooldown_minutes": 30,
      "natural_fluctuation_per_hour": 40,
      "note": "厨房温度做饭时显著上升，做完后30分钟内回落"
    },
    "bathroom": {
      "normal_temp_range": [2200, 2800],
      "during_shower": [2600, 3000],
      "note": "洗澡时温度和湿度都会上升"
    }
  },
  "temperature_reading_behavior": {
    "normal": {
      "sampling_interval_minutes": 5,
      "noise_amplitude": 10,
      "description": "正常传感器每5分钟报告一次，读数有 ±0.10°C 的随机噪声"
    },
    "fault_stuck_at": {
      "description": "传感器故障：读数固定不变",
      "noise_amplitude": 0,
      "duration_hours_before_detectable": 2
    },
    "fault_drift": {
      "description": "传感器故障：读数逐渐偏离真实值",
      "drift_rate_per_hour": 50,
      "direction": "positive_or_negative"
    },
    "fault_noise": {
      "description": "传感器故障：噪声异常增大",
      "noise_amplitude": 200
    }
  }
}