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Cost-sensitive supported vector learning to rank imbalanced data set

  • Xi'an Jiaotong University
  • Shaanxi Province Key Laboratory of Satellite and Terrestrial Network Tech. R&D

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

4 Scopus citations

Abstract

In recent years, the algorithms of learning to rank have been proposed by researchers. Most of these algorithms are pairwise approach. In many real world applications, instances of ranks are imbalanced. After the instances of ranks are composed to pairs, the pairs of ranks are imbalanced too. In this paper, a cost-sensitive risk minimum model of pairwise learning to rank imbalance data sets is proposed. Following this model, the algorithm of cost-sensitive supported vector learning to rank is investigated. In experiment, the convention Ranking SVM is used as baseline. The document retrieval data set is used in experiment. The experimental results show that the performance of cost-sensitive supported vector learning to rank is better than Ranking SVM on the document retrieval data set.

Original languageEnglish
Title of host publicationEmerging Intelligent Computing Technology and Applications
Subtitle of host publicationWith Aspects of Artificial Intelligence - 5th International Conference on Intelligent Computing, ICIC 2009, Proceedings
Pages305-314
Number of pages10
DOIs
StatePublished - 2009
Event5th International Conference on Intelligent Computing, ICIC 2009 - Ulsan, Korea, Republic of
Duration: 16 Sep 200919 Sep 2009

Publication series

NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Volume5755 LNAI
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Conference

Conference5th International Conference on Intelligent Computing, ICIC 2009
Country/TerritoryKorea, Republic of
CityUlsan
Period16/09/0919/09/09

Keywords

  • Cost-sensitive learning
  • Imbalanced data set
  • Learning to rank
  • Supported vector learning

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