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| """ Euro NCAP 2026安全带传感器融合 乘员分类+最佳调节档位推荐 """
import numpy as np
class EuroNCAPSeatbeltSensorFusion: """Euro NCAP 2026安全带传感器融合 核心功能: - 安全带传感器:身高/体重/体型数据 - DMS摄像头:坐姿/注意力数据 - 数据融合:11档调节推荐 Euro NCAP要求: - 乘员分类纳入OMS评分 - 安全带误用检测(belt misuse) """ def __init__(self): self.seatbelt_11_settings = { '档位数量': 11, '调节参数': [ '高度调节', '张力调节', '位置调节', '肩带角度', '腰带位置' ], '传统对比': '传统系统仅3档固定调节', '优势': '精细化乘员适配' } self.occupant_classification = { '身高': { '数据来源': '安全带传感器', '范围': '150-200cm', '应用': '肩带高度调节' }, '体重': { '数据来源': '安全带传感器', '范围': '50-120kg', '应用': '张力调节' }, '体型': { '数据来源': '安全带传感器+DMS摄像头', '类型': '瘦/标准/胖', '应用': '腰带位置调节' }, '坐姿': { '数据来源': 'DMS摄像头', '类型': '正常/倾斜/前倾', '应用': '肩带角度调节' } } self.sensor_fusion = { '安全带传感器': { '功能': '身高/体重/体型测量', '数据': '传感器压力/张力数据' }, 'DMS摄像头': { '功能': '坐姿/注意力监测', '数据': '驾驶员注意力监测数据' }, '数据融合': { '方法': '多传感器融合算法', '输出': '11档最佳调节推荐' } } def classify_occupant(self, seatbelt_data: dict, dms_data: dict) -> dict: """ 乘员分类 Args: seatbelt_data: 安全带传感器数据 dms_data: DMS摄像头数据 Returns: classification: 乘员分类结果 """ classification = { '身高': seatbelt_data.get('身高', 175), '体重': seatbelt_data.get('体重', 70), '体型': seatbelt_data.get('体型', '标准'), '坐姿': dms_data.get('坐姿', '正常'), '注意力': dms_data.get('注意力', '正常'), '数据来源': '安全带传感器+DMS摄像头融合', 'Euro NCAP评分': 'OMS乘员保护' } return classification def recommend_best_setting(self, classification: dict) -> int: """ 推荐最佳调节档位 Args: classification: 乘员分类结果 Returns: best_setting: 最佳档位(1-11) """ height = classification['身高'] if height < 160: best_setting = 1 elif height < 170: best_setting = 4 elif height < 180: best_setting = 7 else: best_setting = 10 weight = classification['体重'] if weight > 100: best_setting += 1 if classification['坐姿'] == '前倾': best_setting -= 1 return max(1, min(11, best_setting))
if __name__ == "__main__": seatbelt_fusion = EuroNCAPSeatbeltSensorFusion() print("Euro NCAP 2026安全带传感器融合:") print("=" * 70) print("\n安全带11档调节:") for key, value in seatbelt_fusion.seatbelt_11_settings.items(): if isinstance(value, list): print(f" {key}:") for item in value: print(f" - {item}") else: print(f" {key}: {value}") print("\n乘员分类维度:") for dimension, specs in seatbelt_fusion.occupant_classification.items(): print(f"\n{dimension}:") for key, value in specs.items(): print(f" {key}: {value}") print("\n传感器融合:") for sensor, specs in seatbelt_fusion.sensor_fusion.items(): print(f"\n{sensor}:") for key, value in specs.items(): print(f" {key}: {value}") print("\n乘员分类测试:") print("-" * 70) seatbelt_data = {'身高': 175, '体重': 70, '体型': '标准'} dms_data = {'坐姿': '正常', '注意力': '正常'} classification = seatbelt_fusion.classify_occupant(seatbelt_data, dms_data) print("\n标准乘员分类:") for key, value in classification.items(): print(f" {key}: {value}") best_setting = seatbelt_fusion.recommend_best_setting(classification) print(f"\n最佳调节档位: {best_setting}档") tall_seatbelt = {'身高': 185, '体重': 85, '体型': '标准'} tall_classification = seatbelt_fusion.classify_occupant(tall_seatbelt, dms_data) tall_setting = seatbelt_fusion.recommend_best_setting(tall_classification) print(f"\n高身高乘员最佳档位: {tall_setting}档") print("\nIMS集成建议:") print(" - 安全带传感器数据读取接口") print(" - DMS摄像头数据融合算法") print(" - 11档调节推荐系统集成") print(" - Euro NCAP OMS评分优化")
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