Collaborative Radio SLAM for Multiple Robots based on WiFi Fingerprint Similarity

Ran Liu*, Zhenghong Qin, Hua Zhang, Billy Pik Lik Lau, Khairuldanial Ismail, Achala Athukorala, Chau Yuen, Yong Liang Guan, U. Xuan Tan

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contribution

5 Citations (Scopus)

Abstract

Simultaneous Localization and Mapping (SLAM) enables autonomous robots to navigate and execute their tasks through unknown environments. However, performing SLAM in large environments with a single robot is not efficient, and visual or LiDAR-based SLAM requires feature extraction and matching algorithms, which are computationally expensive. In this paper, we present a collaborative SLAM approach with multiple robots using the pervasive WiFi radio signals. A centralized solution is proposed to optimize the trajectory based on the odometry and radio fingerprints collected from multiple robots. To improve the localization accuracy, a novel similarity model is introduced that combines received signal strength (RSS) and detection likelihood of an access point (AP). We perform extensive experiments to demonstrate the effectiveness of the proposed similarity model and collaborative SLAM framework.

Original languageEnglish
Title of host publication2021 IEEE International Conference on Robotics and Biomimetics, ROBIO 2021
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages795-801
Number of pages7
ISBN (Electronic)9781665405355
DOIs
Publication statusPublished - 2021
Externally publishedYes
Event2021 IEEE International Conference on Robotics and Biomimetics, ROBIO 2021 - Sanya, China
Duration: Dec 27 2021Dec 31 2021

Publication series

Name2021 IEEE International Conference on Robotics and Biomimetics, ROBIO 2021

Conference

Conference2021 IEEE International Conference on Robotics and Biomimetics, ROBIO 2021
Country/TerritoryChina
CitySanya
Period12/27/2112/31/21

Bibliographical note

Publisher Copyright:
© 2021 IEEE.

ASJC Scopus Subject Areas

  • Artificial Intelligence
  • Mechanical Engineering
  • Control and Optimization

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