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自主车辆路径规划算法研究
引用本文:张艳溶,马戎,吕文杰. 自主车辆路径规划算法研究[J]. 科学技术与工程, 2011, 11(34): 8499-8503
作者姓名:张艳溶  马戎  吕文杰
作者单位:1. 西北工业大学自动化学院,西安,710129
2. 中国飞行试验研究院,阎良,710089
摘    要:在自主车辆的路径规划是否经过特定点的两种实际情况下,提出了不同的解决方案。当车辆不需要经过特定点时,引入A*算法,较传统算法将启发函数改为欧几里得函数(Euclidean Distance),并引入一个权值以降低启发函数的权重。当车辆需要经过特定点时,应用Hopfield神经网络思想优化算法,以达到理想的路径规划。仿真实验表明,改进后的算法使得路径规划寻优得到明显提高,并验证了算法的有效性。

关 键 词:自主车辆  路径规划  最优路径  A*算法  神经网络
收稿时间:2011-09-13
修稿时间:2011-09-27

Path Planning Algorithm for Autonomous Vehicle
zhangyanrong,and lvwenjie. Path Planning Algorithm for Autonomous Vehicle[J]. Science Technology and Engineering, 2011, 11(34): 8499-8503
Authors:zhangyanrong  and lvwenjie
Affiliation:ZHANG Yan-rong1,MA Rong1,Lü Wen-jie2 (School Of Automation Nwpu1,Xi’an 710129,P.R.China;China Flight Test and Research Institute2,Yanliang 710089,P.R.China)
Abstract:In this paper, path planning of autonomous vehicles through a specific point of whether the actual situation of two, which proposed the respective solution: a certain point without the need for global planning, conditions of heuristic, compared with traditional A* algorithm, is equaled with euclidean distance,and add a weight which reducing the importance of heuristic relatively.In the other opposite planning , the hopfiled neural network is adopted in order to achieve the desired path planning. The simulations show that the improved algorithm enhances the performance of path planning, and proved the validity of the algorithm.
Keywords:autonomous vehicle   path planning   optimal paths   A* algorithm   neural network
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