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Research ArticleOriginal Article
Open Access

Factor graph optimization for GNSS/INS integration: A comparison with the extended Kalman filter

Weisong Wen, Tim Pfeifer, Xiwei Bai and Li-Ta Hsu
NAVIGATION: Journal of the Institute of Navigation June 2021, 68 (2) 315-331; DOI: https://doi.org/10.1002/navi.421
Weisong Wen
1Hong Kong Polytechnic University, Hung Hom, Hong Kong
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Tim Pfeifer
2Chemnitz University of Technology, Chemnitz, Germany
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  • For correspondence: [email protected]
Xiwei Bai
1Hong Kong Polytechnic University, Hung Hom, Hong Kong
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Li-Ta Hsu
1Hong Kong Polytechnic University, Hung Hom, Hong Kong
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  • For correspondence: [email protected]
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Article Information

vol. 68 no. 2 315-331
DOI 
https://doi.org/10.1002/navi.421

Published By 
Institute of Navigation
Print ISSN 
0028-1522
Online ISSN 
2161-4296
History 
  • Received April 28, 2020
  • Revision received February 25, 2021
  • Published online May 22, 2021.

Copyright & Usage 
Copyright © 2021 Institute of Navigation This is an open access article under the terms of the Creative Commons Attribution License, which permits use, distribution and reproduction in any medium, provided the original work is properly cited.

Author Information

  1. Weisong Wen1,
  2. Tim Pfeifer2⇑,
  3. Xiwei Bai1 and
  4. Li-Ta Hsu1⇑
  1. 1Hong Kong Polytechnic University, Hung Hom, Hong Kong
  2. 2Chemnitz University of Technology, Chemnitz, Germany
  1. Correspondence
    Li-Ta Hsu, Hong Kong Polytechnic University, Hung Hom, Hong Kong Email: lt.hus{at}polyu.edu.hk
  2. Tim Pfeifer, Chemnitz University of Technology, Chemnitz, Germany Email: tim.pfeifer{at}etit.tu-chemnitz.de
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NAVIGATION: Journal of the Institute of Navigation: 68 (2)
NAVIGATION: Journal of the Institute of Navigation
Vol. 68, Issue 2
Summer 2021
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Factor graph optimization for GNSS/INS integration: A comparison with the extended Kalman filter
Weisong Wen, Tim Pfeifer, Xiwei Bai, Li-Ta Hsu
NAVIGATION: Journal of the Institute of Navigation Jun 2021, 68 (2) 315-331; DOI: 10.1002/navi.421

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Factor graph optimization for GNSS/INS integration: A comparison with the extended Kalman filter
Weisong Wen, Tim Pfeifer, Xiwei Bai, Li-Ta Hsu
NAVIGATION: Journal of the Institute of Navigation Jun 2021, 68 (2) 315-331; DOI: 10.1002/navi.421
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  • Article
    • Abstract
    • 1 INTRODUCTION
    • 2 RELATED WORK
    • 3 METHODOLOGY
    • 4 EXPERIMENT EVALUATION
    • 5 CONCLUSIONS AND FUTURE WORK
    • HOW TO CITE THIS ARTICLE
    • APPENDIX A: TRANSFORMATION MATRIX
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Keywords

  • extended Kalman filter
  • factor graph optimization
  • GNSS
  • INS
  • integration
  • navigation
  • positioning
  • urban canyons
  • window size

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