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A new support vector machine for microarray classification and adaptive gene selection

  • Juntao Li*
  • , Yingmin Jia
  • , Junping Du
  • , Fashan Yu
  • *Corresponding author for this work
  • Beihang University
  • Beijing University of Posts and Telecommunications
  • Henan Polytechnic University

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

Abstract

This paper presents a new support vector machine for simultaneous gene selection and microarray classification. By introducing the adaptive elastic net penalty which is a convex combination of weighted 1-norm penalty and weighted 2-norm penalty, the proposed support vector machine can encourage an adaptive grouping effect and reduce the shrinkage bias for the large coefficients. According to a reasonable correlation between the two regularization parameters, the optimal coefficient paths are shown to be piecewise linear and the corresponding solving algorithm is developed. Experiments are performed on leukaemia data that verify the research results.

Original languageEnglish
Title of host publication2009 American Control Conference, ACC 2009
Pages5410-5415
Number of pages6
DOIs
StatePublished - 2009
Event2009 American Control Conference, ACC 2009 - St. Louis, MO, United States
Duration: 10 Jun 200912 Jun 2009

Publication series

NameProceedings of the American Control Conference
ISSN (Print)0743-1619

Conference

Conference2009 American Control Conference, ACC 2009
Country/TerritoryUnited States
CitySt. Louis, MO
Period10/06/0912/06/09

Keywords

  • Gene selection
  • Grouping effect
  • Microarray classification
  • Solution path
  • Support vector machine (SVM)

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