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| class EuroNCAP_2027_Multimodal:
"""
Euro NCAP 2027多模态融合要求
预期新增：
- 雷达+摄像头融合
- 生理信号集成
- 车辆信号融合
"""
def __init__(self):
self.modalities = {
'vision': {
'sensors': ['RGB', 'IR'],
'features': ['gaze', 'face', 'pose'],
'weight': 0.5
},
'radar': {
'sensors': ['60GHz radar'],
'features': ['vital_signs', 'occupancy'],
'weight': 0.3
},
'vehicle': {
'sensors': ['CAN', 'steering', 'pedals'],
'features': ['steering_entropy', 'lane_keeping'],
'weight': 0.2
}
}
self.fusion_strategy = {
'early': 'Feature level fusion',
'middle': 'Decision level fusion',
'late': 'Score level fusion'
}
def get_fusion_architecture(self) -> Dict:
"""获取融合架构"""
return {
'input': {
'camera': 'RGB-IR 720p @ 30fps',
'radar': '60GHz 1TX2RX @ 10fps',
'vehicle': 'CAN-FD @ 100Hz'
},
'processing': {
'camera_branch': 'CNN feature extraction',
'radar_branch': 'Point cloud processing',
'vehicle_branch': 'Time series analysis'
},
'fusion': {
'method': 'Cross-attention transformer',
'latency': '<100ms'
},
'output': {
'driver_state': 'Enum[NORMAL, DISTRACTED, DROWSY, IMPAIRED]',
'confidence': 'Float[0-1]',
'intervention': 'Enum[WARNING, ADAS_ADJUST, STOP]'
}
}
|