追尾事故降发生：超低功耗滴滴桔视ADAS落地实践

{"type":"doc","content":[{"type":"heading","attrs":{"align":null,"level":2},"content":[{"type":"text","text":"1. 前言"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"道路交通事故是一种世界性的公害，每年都给人类带来巨大的生命和财产的损失。滴滴作为交通领域的深度参与者，不断地探索降低交通事故的方法。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"近些年ADAS（高级辅助驾驶系统）逐渐进入大众的视野，在前装汽车中的渗透率也在不断提高。但对于滴滴司机驾驶的私家车来说，ADAS覆盖率仍然非常低，只能依赖后装的ADAS系统。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"image","attrs":{"src":"https:\/\/static001.infoq.cn\/resource\/image\/31\/40\/319d4aa6775yy1d55c689097186f0140.png","alt":null,"title":null,"style":null,"href":null,"fromPaste":true,"pastePass":false}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"相信很多人在乘坐滴滴的时候，见过前挡玻璃上的桔视行车记录仪，偶尔也能听到“注意前车”，“请保持车距”，”前车刹车“等语音提醒。在此款设备上，我们研发了后装ADAS系统。该系统支持前向碰撞预警（FCW），跟车过近提醒（HMW），前车刹车提醒（BLW），前车起步提醒等功能。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"本文将阐述，我们是如何在滴滴场景下，在桔视设备上，使用超低功耗的桔视ADAS（高级辅助驾驶系统）技术，降低交通事故发生率，守护司乘安全。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"image","attrs":{"src":"https:\/\/static001.infoq.cn\/resource\/image\/2d\/15\/2dbe150b1e2b831b5d97dbfeb568ab15.png","alt":null,"title":null,"style":null,"href":null,"fromPaste":true,"pastePass":false}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"heading","attrs":{"align":null,"level":2},"content":[{"type":"text","text":"2. 应用背景"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"对历史交通事故的分析表明，同责及以上事故中，追尾事故占比60%，远高于其他事故类型，而追尾事故中又有80%是由于跟车过近所引起的，可见司机的驾驶习惯和交通事故有较强的关联性。驾驶过程中无意识的跟车过近，常常会导致驾驶员在前方突发紧急情况时无法及时作出反应，从而引发追尾事故。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}}]}