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A Fast Iterative Closest Point-Based Autonomous Mobile Robot Localization Method Using Map Preprocessing

  • Shan He
  • , Nankun Zhao
  • , Tao Song
  • , Zhongxia Xiong
  • , Pengchen Wang
  • , Xinkai Wu*
  • *Corresponding author for this work
  • Beihang University

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

Matching LiDAR scans with map using the Iterative Closest Point (ICP) algorithm is one of the classic methods for robot pose estimation. However, ICP requires finding the nearest reference point in the map for each scan point during each iteration, which is extremely time-consuming. Inspired by the Euclidean Distance Field (EDF), this paper proposes a map preprocessing method to greatly improve the ICP matching efficiency. Firstly, the Breadth First Search (BFS) algorithm is used to find the nearest k obstacle grid points for each non obstacle grid point in the map and store the results in a hash table. Then, the set of nearest neighbors for each scan point during the iteration is obtained by querying the hash table. Finally, the closed form solution of Singular Value Decomposition (SVD) is applied to obtain the pose transformation. Experimental results show that our method significantly improves the computational efficiency of the algorithm while ensuring matching accuracy.

Original languageEnglish
Title of host publicationThe Proceedings of 2024 International Conference on Artificial Intelligence and Autonomous Transportation - Volume IV
EditorsJun Liu, Jianjian Yang, Minyi Xu, Quan Yu, Wenchao Shen
PublisherSpringer Science and Business Media Deutschland GmbH
Pages1-9
Number of pages9
ISBN (Print)9789819639687
DOIs
StatePublished - 2025
EventInternational Conference on Artificial Intelligence and Autonomous Transportation, AIAT 2024 - Beijing, China
Duration: 6 Dec 20248 Dec 2024

Publication series

NameLecture Notes in Electrical Engineering
Volume1392 LNEE
ISSN (Print)1876-1100
ISSN (Electronic)1876-1119

Conference

ConferenceInternational Conference on Artificial Intelligence and Autonomous Transportation, AIAT 2024
Country/TerritoryChina
CityBeijing
Period6/12/248/12/24

Keywords

  • Automated Mobile Robots
  • Iterative Closest Point
  • Localization
  • Scan Matching

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