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| """
智能健康座舱无感体征监测系统架构
核心能力：
- 无需接触即可采集多项生理数据
- 配合健康大模型生成个人健康档案
- 实时异常检测和主动干预
"""
from dataclasses import dataclass, field
from typing import List, Optional, Dict
from enum import Enum
class HealthMetric(str, Enum):
HEART_RATE = "heart_rate"
BLOOD_PRESSURE = "blood_pressure"
BLOOD_OXYGEN = "blood_oxygen"
TEMPERATURE = "temperature"
BLINK_FREQUENCY = "blink_frequency"
BREATHING_RATE = "breathing_rate"
EMOTION_STATE = "emotion_state"
class AlertLevel(int, Enum):
NORMAL = 0
ATTENTION = 1
WARNING = 2
CRITICAL = 3
@dataclass
class VitalsReading:
"""生命体征读数"""
metric: HealthMetric
value: float
unit: str
confidence: float
source: str
class HealthCabinSystem:
"""
智能健康座舱系统
传感器层 → 感知层 → 健康评估层 → 干预层
"""
def __init__(self):
self.normal_ranges = {
HealthMetric.HEART_RATE: (60, 100, "bpm"),
HealthMetric.BLOOD_PRESSURE: (90, 140, "mmHg"),
HealthMetric.BLOOD_OXYGEN: (95, 100, "%"),
HealthMetric.TEMPERATURE: (36.1, 37.2, "°C"),
HealthMetric.BLINK_FREQUENCY: (10, 20, "次/分"),
HealthMetric.BREATHING_RATE: (12, 20, "次/分"),
}
self.emotion_interventions = {
"angry": {
"lighting": "cool_blue",
"music": "calm_classical",
"chassis": "safety_mode",
"message": "检测到情绪激动，已启用安全模式"
},
"sad": {
"lighting": "warm_amber",
"music": "uplifting",
"message": "为您播放舒缓音乐"
},
"stressed": {
"lighting": "soft_green",
"music": "nature_sounds",
"climate": "comfort_temp",
"message": "检测到压力偏高，已调节座舱环境"
},
"drowsy": {
"lighting": "bright_cool",
"climate": "fresh_air",
"seat": "vibrate_pulse",
"message": "检测到疲劳，请注意休息"
}
}
def assess_vitals(self, readings: List[VitalsReading]) -> Dict:
"""评估生命体征"""
alerts = []
overall_status = AlertLevel.NORMAL
for reading in readings:
if reading.metric in self.normal_ranges:
low, high, unit = self.normal_ranges[reading.metric]
if reading.value < low or reading.value > high:
if reading.metric == HealthMetric.HEART_RATE:
if reading.value > 120 or reading.value < 40:
level = AlertLevel.CRITICAL
overall_status = max(overall_status, level)
else:
level = AlertLevel.WARNING
overall_status = max(overall_status, level)
elif reading.metric == HealthMetric.BLOOD_OXYGEN:
if reading.value < 90:
level = AlertLevel.CRITICAL
overall_status = max(overall_status, level)
else:
level = AlertLevel.WARNING
overall_status = max(overall_status, level)
else:
level = AlertLevel.ATTENTION
overall_status = max(overall_status, level)
alerts.append({
'metric': reading.metric.value,
'value': reading.value,
'normal_range': (low, high),
'level': level,
'message': f"{reading.metric.value} "
f"={reading.value}{reading.unit} "
f"(正常: {low}-{high}{unit})"
})
return {
'overall_status': overall_status,
'alerts': alerts,
'readings_count': len(readings)
}
def compute_intervention(self, emotion: str,
vitals_status: Dict) -> Dict:
"""计算干预方案"""
intervention = self.emotion_interventions.get(
emotion, {}
).copy()
if vitals_status['overall_status'] >= AlertLevel.CRITICAL:
intervention['emergency_call'] = True
intervention['message'] = "生命体征异常，已联系紧急服务"
elif vitals_status['overall_status'] >= AlertLevel.WARNING:
intervention['hvac_adjust'] = True
return intervention
if __name__ == "__main__":
system = HealthCabinSystem()
normal_readings = [
VitalsReading(HealthMetric.HEART_RATE, 72, "bpm", 0.95, "rPPG"),
VitalsReading(HealthMetric.BLOOD_OXYGEN, 98, "%", 0.90, "rPPG"),
VitalsReading(HealthMetric.BREATHING_RATE, 16, "次/分", 0.85, "radar"),
]
status1 = system.assess_vitals(normal_readings)
intervention1 = system.compute_intervention("neutral", status1)
print(f"场景1 - 正常驾驶:")
print(f" 状态: {status1['overall_status'].name}")
print(f" 告警数: {len(status1['alerts'])}")
print(f" 干预: {intervention1.get('message', '无')}")
angry_readings = [
VitalsReading(HealthMetric.HEART_RATE, 110, "bpm", 0.90, "rPPG"),
VitalsReading(HealthMetric.BLOOD_PRESSURE, 150, "mmHg", 0.80, "rPPG"),
VitalsReading(HealthMetric.BREATHING_RATE, 24, "次/分", 0.85, "radar"),
]
status2 = system.assess_vitals(angry_readings)
intervention2 = system.compute_intervention("angry", status2)
print(f"\n场景2 - 路怒:")
print(f" 状态: {status2['overall_status'].name}")
print(f" 告警: {[a['message'] for a in status2['alerts']]}")
print(f" 干预: {intervention2}")
child_readings = [
VitalsReading(HealthMetric.HEART_RATE, 130, "bpm", 0.88, "radar"),
VitalsReading(HealthMetric.BLOOD_OXYGEN, 92, "%", 0.85, "rPPG"),
]
status3 = system.assess_vitals(child_readings)
intervention3 = system.compute_intervention("neutral", status3)
print(f"\n场景3 - 儿童心率异常:")
print(f" 状态: {status3['overall_status'].name}")
print(f" 告警: {[a['message'] for a in status3['alerts']]}")
print(f" 干预: {intervention3}")
|
