An Efficient Planning Framework for Ground Vehicles Navigating on Uneven Terrain

Xiaohui Tian, Shuaicong Yang*, Kai Yu, Mengyin Fu, Wenjie Song

*Corresponding author for this work

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

Abstract

Autonomous navigation on uneven terrain is significant for ground vehicles to perform complex tasks. This paper proposes an efficient planning framework that achieves safe and fast navigation on 3D uneven terrain. The framework utilizes probabilistic elevation mapping method and SLAM (Simultaneous Localization and Mapping) techniques to construct a global elevation map, while using terrain normal vectors and roughness measures to capture the undulations and roughness of the ground vehicle's path. Subsequently, a terrain-kinematics interaction-based path search method (TK A ∗) is proposed. This method fully leverages the interaction between the vehicle model and the terrain to effectively expand 3D path nodes on the elevation map. Additionally, a terrain-based traversal cost is designed to reflect the vehicle's ability to travel on non-planar surfaces, while an efficient heuristic cost is devised to improve search efficiency.

Original languageEnglish
Title of host publicationProceedings of 2023 IEEE International Conference on Unmanned Systems, ICUS 2023
EditorsRong Song
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages1493-1498
Number of pages6
ISBN (Electronic)9798350316308
DOIs
Publication statusPublished - 2023
Event2023 IEEE International Conference on Unmanned Systems, ICUS 2023 - Hefei, China
Duration: 13 Oct 202315 Oct 2023

Publication series

NameProceedings of 2023 IEEE International Conference on Unmanned Systems, ICUS 2023

Conference

Conference2023 IEEE International Conference on Unmanned Systems, ICUS 2023
Country/TerritoryChina
CityHefei
Period13/10/2315/10/23

Keywords

  • ground vehicle
  • path planning
  • terrain-kinematics interaction
  • uneven terrain

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