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Feature selection of motion capture data in gait identification challenge problem

  • Polish-Japanese Academy of Information Technology
  • Silesian University of Technology

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

6 Citations (Scopus)

Abstract

The method of discovering robust gait signatures containing strong discriminative properties is proposed. It is based on feature extraction and selection of motion capture data. Three different approaches of feature extraction applied to Euler angles and their first and second derivates are considered. The proper supervised classification is preceded by specified selection scenario. On the basis of the obtained precision of person gait identification, analyzed feature sets are assessed. To examine proposed method database containing 353 gaits of 25 different males is used. The results are satisfactory. In the best case the recognition accuracy of 97% is achieved. On the basis of classification which takes into consideration only the data of the specified segments, the ranking is constructed. It corresponds to the evaluation of individual features of the joint movements.

Original languageEnglish
Title of host publicationIntelligent Information and Database Systems - 6th Asian Conference, ACIIDS 2014, Proceedings
PublisherSpringer Verlag
Pages535-544
Number of pages10
EditionPART 2
ISBN (Print)9783319054575
DOIs
Publication statusPublished - 2014
Event6th Asian Conference on Intelligent Information and Database Systems, ACIIDS 2014 - Bangkok, Thailand
Duration: 7 Apr 2014 → 9 Apr 2014

Publication series

NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
NumberPART 2
Volume8398 LNAI
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Conference

Conference6th Asian Conference on Intelligent Information and Database Systems, ACIIDS 2014
Country/TerritoryThailand
CityBangkok
Period7/04/14 → 9/04/14

Keywords

  • biometrics
  • feature extraction
  • feature selection
  • gait identification
  • motion capture
  • supervised learning

ASJC Scopus subject areas

  • Theoretical Computer Science
  • General Computer Science

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