Fuzzy controlled adaptive follow the gap obstacle avoidance algorithm

Bilal Yucel*, Abdurrahman Yilmaz, Osman Ervan, Hakan Temeltas

*Corresponding author for this work

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

Abstract

Follow the Gap Method (FGM) and Improved Follow the Gap Method (FGM-I) are geometric obstacle avoidance algorithms for navigation. In these methods, the vehicle detects the gaps around the object and navigates to the midpoint of the optimal gap calculated according to a defined function. One missing point of these algorithms is failure to the goal point when there is an obstacle near to it. Another drawback is that early consideration of obstacles causes long trajectories. In this paper, Adaptive Follow the Gap (A-FGM) is presented to overcome these two points. In A-FGM, a fuzzy controlled evaluation radius is set and only obstacles within this region are included in the evaluation. A differential drive robot is used in simulations and results show that A-FGM increases the success rate of reaching the goal and efficiency of previous algorithms. The source code of the developed approach is shared on GitHub 1.

Original languageEnglish
Title of host publicationICRAI 2021 - 2021 7th International Conference on Robotics and Artificial Intelligence
PublisherAssociation for Computing Machinery
Pages93-98
Number of pages6
ISBN (Electronic)9781450385855
DOIs
Publication statusPublished - 19 Nov 2021
Event7th International Conference on Robotics and Artificial Intelligence, ICRAI 2021 - Guangzhou, China
Duration: 19 Nov 202122 Nov 2021

Publication series

NameACM International Conference Proceeding Series

Conference

Conference7th International Conference on Robotics and Artificial Intelligence, ICRAI 2021
Country/TerritoryChina
CityGuangzhou
Period19/11/2122/11/21

Bibliographical note

Publisher Copyright:
© 2021 ACM.

Keywords

  • Adaptive Control
  • Fuzzy Control
  • Mobile Robots
  • Obstacle Avoidance
  • Path Planning
  • Robot Navigation

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