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Feature selection and classification algorithm for non-destructive detecting of high-speed rail defects based on vibration signals

  • Harbin Institute of Technology

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

Abstract

Many rail accidents were caused by rail defects, therefore the detection of the rail defects is of vital importance. Using simulated and experimental measurements, the rail defect detection was carried out. The feature parameters were extracted both from time domain and time-frequency domain. Then the sequential backward selection method was applied to select the important feature parameters. After optimizing of the feature parameter set, support vector machine method was applied to recognize and classify the rail defects. It has been proved that the proposed algorithm of analyzing and processing the rail defect vibration signals is an effective and non-destructive detecting method of the rail defects.

Original languageEnglish
Title of host publication2014 IEEE International Instrumentation and Measurement Technology Conference
Subtitle of host publicationInstrumentation and Measurement for Sustainable Development, I2MTC 2014 - Proceedings
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages819-823
Number of pages5
ISBN (Print)9781467363853
DOIs
StatePublished - 2014
Event2014 IEEE International Instrumentation and Measurement Technology Conference: Instrumentation and Measurement for Sustainable Development, I2MTC 2014 - Montevideo, Uruguay
Duration: 12 May 201415 May 2014

Publication series

NameConference Record - IEEE Instrumentation and Measurement Technology Conference
ISSN (Print)1091-5281

Conference

Conference2014 IEEE International Instrumentation and Measurement Technology Conference: Instrumentation and Measurement for Sustainable Development, I2MTC 2014
Country/TerritoryUruguay
CityMontevideo
Period12/05/1415/05/14

Keywords

  • feature selection and classification
  • high-speed rail defect
  • non-destructive detecting
  • support vector machine
  • vibration signals

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