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Adaptive Kalman filter based on improved second order mutual difference estimation

  • Beihang University

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

Abstract

In this paper, a method to compute noise variance and adapt measurement noise covariance matrix R in Kalman filter is proposed. We construct a virtual redundant measurement using α-β-γ filter to apply the second order mutual difference estimation method, which estimate noise variance effectively, in single measurement to calculate noise variance. And statistical data selection algorithm is proposed to avoid inaccuracy caused by lag in the α-β-γ filter. Simulations indicate this method is effective in R adaption with relatively low computation.

Original languageEnglish
Title of host publicationProceedings of 2015 IEEE Advanced Information Technology, Electronic and Automation Control Conference, IAEAC 2015
EditorsBing Xu
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages542-546
Number of pages5
ISBN (Electronic)9781479919796
DOIs
StatePublished - 7 Mar 2016
EventIEEE Advanced Information Technology, Electronic and Automation Control Conference, IAEAC 2015 - Chongqing, China
Duration: 19 Dec 201520 Dec 2015

Publication series

NameProceedings of 2015 IEEE Advanced Information Technology, Electronic and Automation Control Conference, IAEAC 2015

Conference

ConferenceIEEE Advanced Information Technology, Electronic and Automation Control Conference, IAEAC 2015
Country/TerritoryChina
CityChongqing
Period19/12/1520/12/15

Keywords

  • adaptive Kalman filter
  • candidate data selection
  • second order mutual difference estimation
  • virtual redundant measurement
  • α-β-γ filter

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