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生物激励神经网络路径规划仿真研究与改进
引用本文:范莉丽,王奇志,孙富春.生物激励神经网络路径规划仿真研究与改进[J].北京交通大学学报(自然科学版),2006,30(2):84-88.
作者姓名:范莉丽  王奇志  孙富春
作者单位:北京交通大学,计算机与信息技术学院,北京,100044;清华大学,智能技术与系统国家重点实验室,北京,100084
基金项目:国家重点实验室基金 , 中国科学院自动化研究所重点实验室基金
摘    要:生物激励神经网络移动机器人路径规划方法是一种新颖的方法,可用于在动态不确定环境下生成实时的避障轨迹.本文的仿真结果表明当该方法被应用于点对点路径规划时,生成路径可能不满足路径长度要尽可能短的约束条件;当该方法被应用于全覆盖路径规划时,生成路径可能不满足覆盖过程应有规律和重复覆盖应尽可能少的约束条件.本文对上述出现的不合理现象进行了理论分析并分别提出了在点对点路径规划中引进目标制导和在全覆盖路径规划中引进规则制导的改进方法.仿真结果表明改进方法是有效的.

关 键 词:移动机器人  路径规划  生物激励神经网络  点对点路径规划  全覆盖路径规划
文章编号:1673-0291(2006)02-0084-05
收稿时间:2005-09-16
修稿时间:2005年9月16日

Simulation Research and Improvement on Biologically Inspired Neural Network Path Planning
FAN Li-li,WANG Qi-zhi,SUN Fu-chun.Simulation Research and Improvement on Biologically Inspired Neural Network Path Planning[J].JOURNAL OF BEIJING JIAOTONG UNIVERSITY,2006,30(2):84-88.
Authors:FAN Li-li  WANG Qi-zhi  SUN Fu-chun
Institution:1. School of Computer and Information Technology, Beijing J iaotong University, Beijing 100044, China; 2. State Key Laboratory of Intdligent Technology and Systerns, Tsinghua Uninersity, Beijing 100084, China
Abstract:Biologically inspired neural network approach of mobile robot path planning is an original approach, which can be applied to generate real-time collision-free trajectory under dynamic uncertain environment. The simulation in this paper shows that the generated path may not accord with the restriction that the length of the path should be short to the greatest extent when the approach is applied in point to point path planning; the generated path may not accord with the restriction that the coverage process should be of regularity and the repetitious should be little to the greatest extent when the approach is applied in the complete coverage path planning. The analysis of the above unideal phenom- ena is made in the paper. And the improving methods of introducing goal navigation in point to point path planning and introducing rule navigation are individually proposed in the paper. The simulation results show that the new approaches are valid.
Keywords:mobile robot  path planning  biologically inspired neural network  point to point path planning  complete coverage path planning
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