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Large margin feature selection for support vector machine

  • Wei Pan*
  • , Peijun Ma
  • , Xiaohong Su
  • *Corresponding author for this work
  • School of Computer Science and Technology, Harbin Institute of Technology

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

Abstract

Feature selection is an preprocessing step in pattern analysis and machine learning. In this paper, we design a algorithm for feature subset. We present L1-norm regularization technique for sparse feature weight. Margin loss are introduced to evaluate features, and we employs gradient descent to search the optimal solution to maximize margin. The proposed technique is tested on UCI data sets. Compared with four margin based loss functions for SVM, the proposed technique is effective and efficient.

Original languageEnglish
Title of host publicationMechanical Engineering, Materials Science and Civil Engineering
PublisherTrans Tech Publications Ltd
Pages161-164
Number of pages4
ISBN (Print)9783037855904
DOIs
StatePublished - 2013
Externally publishedYes
Event2012 International Conference on Mechanical Engineering, Materials Science and Civil Engineering, ICMEMSCE 2012 - Harbin, China
Duration: 18 Aug 201220 Aug 2012

Publication series

NameApplied Mechanics and Materials
Volume274
ISSN (Print)1660-9336
ISSN (Electronic)1662-7482

Conference

Conference2012 International Conference on Mechanical Engineering, Materials Science and Civil Engineering, ICMEMSCE 2012
Country/TerritoryChina
CityHarbin
Period18/08/1220/08/12

Keywords

  • Feature selection
  • Margin
  • Support vector machine

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