感知和性能:根据光学流量模型分析,在白天和晚上在水平曲线上评估驾驶员行为
1School of Mechanical Engineering, Tianjin University, Tianjin, China.
Traffic injury prevention
|February 18, 2025
概括
在曲线上夜间驾驶会损害感知-运动对齐,增加错误. 优化曲线和使用先进的驾驶辅助系统可以提高安全性.
科学领域:
- 人与计算机的互动.
- 道路安全研究 道路安全研究
- 运输工程 运输工程 运输工程
背景情况:
- 驾驶员的行为和感知对于在水平曲线上安全导航至关重要.
- 道路几何形状和可见性条件显著影响驾驶性能.
- 了解视觉感知和车辆动态之间的相互作用对于预防事故至关重要.
研究的目的:
- 研究道路几何和可见性如何影响驾驶员在水平曲线上的行为和感知.
- 建立一个模型,将驾驶员的视觉感知 (扩展焦点 - FOE) 与车辆动态联系起来.
- 识别在曲线上具有最高风险的特定条件和位置.
主要方法:
- 使用驾驶模拟器在白天和夜晚条件下复制了尖 (200米),中等 (400米) 和松散 (600米) 的半径曲线.
- 开发了一个FOE模型,以将视觉感知与车辆动态相关联.
- 从24名参与者那里收集了眼睛运动和车辆动态数据.
主要成果:
- 在利的曲线上夜间驾驶显著减少了驾驶员感知和车辆运动之间的对齐,导致方向盘延迟和侧向错误增加.
- 曲线的后半部分出现了最大的错位,与最小的FOE半径相关.
- 在宽松曲线上注意到司机警觉性降低,这表明心理因素影响了性能.
结论:
- 优化曲线半径和改善感知-车辆动态联系对于降低事故风险至关重要.
- 基于FOE的反的交通指导放置和先进的驾驶辅助系统 (ADAS) 可以提高安全性,特别是在低能见度条件下.
- 驾驶员感知-运动对齐是曲线谈判安全的一个关键因素.
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