Adaptive Maximum Correntropy Unscented Kalman Filter Based on IMU and UWB Data

Dajian Zhou, Yinqiu Xia, Chengpu Yu

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

2 Citations (Scopus)

Abstract

Ultra-wideband (UWB) systems are often impacted by non-Gaussian time-varying noise in indoor positioning applications because of non-line-of-sight (NLOS) and multipath impacts. In this paper, a UWB and Inertial Measurement Unit (IMU) tightly coupled fusion structure is built to eliminate the IMU accumulated error and to enhance the dynamic response of localization. To complete the data fusion, an adaptive maximum correntropy unscented Kalman filter (AMCUKF) is suggested. On the one hand, the AMCUKF incorporates the maximum correntropy criterion to suppress the non-Gaussian noise (NGN). On the other hand, by modifying the traditional Sage-Husa estimator, the effect of NGN is further reduced, and the localization accuracy and robustness are improved. Finally, simulations and hardware experiments were used to demonstrate the algorithm effectiveness, which can perform highaccuracy localization in complex environments.

Original languageEnglish
Title of host publicationProceedings of 2022 IEEE International Conference on Unmanned Systems, ICUS 2022
EditorsRong Song
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages1569-1574
Number of pages6
ISBN (Electronic)9781665484565
DOIs
Publication statusPublished - 2022
Event2022 IEEE International Conference on Unmanned Systems, ICUS 2022 - Guangzhou, China
Duration: 28 Oct 202230 Oct 2022

Publication series

NameProceedings of 2022 IEEE International Conference on Unmanned Systems, ICUS 2022

Conference

Conference2022 IEEE International Conference on Unmanned Systems, ICUS 2022
Country/TerritoryChina
CityGuangzhou
Period28/10/2230/10/22

Keywords

  • Kalman filter
  • adaptive filter
  • indoor positioning
  • sensor fusion

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