The invention discloses an intelligent automobile lateral safety anti-collision system, and belongs to the technical field of intelligent automobile lateral safety anti-collision, the intelligent automobile lateral safety anti-collision system comprises a VRU clue collection module, the VRU clue collection module collects VRU clues, and a multivariate space-time VRU trajectory prediction clue library is formed; the VRU trajectory prediction module obtains a plurality of VRU training sets, extracts VRU multi-element space-time trajectory factor features based on the multi-element space-time VRU trajectory prediction clue library, and generates a street crossing trajectory prediction model for integration of pedestrians and riders; the VRU risk evaluation module is used for establishing a VRU-CRA model, determining an index weight, calculating a fuzzy evaluation matrix, drawing a VRU street crossing track fan-shaped region, and carrying out danger grade division on a VRU street crossing behavior; and the right turning track module is used for adjusting the control quantity of the front wheel turning angle of the vehicle according to the danger level. According to the invention, the problems of insufficient prediction precision and unstable prediction performance of the multi-target trajectory prediction method under the right turn of the vehicle can be improved.
本发明公开了一种智能汽车侧向安全防碰撞系统,属于智能汽车侧向安全防碰撞技术领域,包括VRU线索收集模块,VRU线索收集模块对VRU线索收集,形成多元时空VRU轨迹预测线索库;VRU轨迹预测模块,VRU轨迹预测模块获取若干VRU训练集,基于所述多元时空VRU轨迹预测线索库提取VRU多元时空轨迹因子特征,生成面向行人及骑行者一体的穿街轨迹预测模型;VRU风险评价模块,VRU风险评价模块建立VRU‑CRA模型,确定指标权重,计算模糊评价矩阵,绘制VRU穿街轨迹扇形区域,对VRU过街行为进行危险等级划分;右转轨迹模块,右转轨迹模块根据危险等级,对车辆前轮转角的控制量进行调整。本发明能够改善车辆右转下多目标轨迹预测方法存在的预测精度不足和预测性能不稳定的问题。
Intelligent automobile lateral safety anti-collision system
一种智能汽车侧向安全防碰撞系统
2024-09-27
Patent
Electronic Resource
Chinese
IPC: | B60W CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION , Gemeinsame Steuerung oder Regelung von Fahrzeug-Unteraggregaten verschiedenen Typs oder verschiedener Funktion |