Presentation 2009-03-13
A Proposal of Ensemble-based Minimum Classification Error Training
Hideyuki WATANABE, Shigeru KATAGIRI, Kohta YAMADA, Atsushi NAKAMURA, Erik MCDERMOTT, Shinji WATANABE, Shin'ichi TANIGUCHI, Naho NISHIJIMA, Miho OHSAKI,
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Abstract(in English) We propose an ensemble-based minimum classification error (MCE) training method to combine multiple weak classifiers in a manner consistent with the ultimate standard, Bayes error estimation. First, we discuss boosting, a key methodology of ensemble training, from the viewpoints of mathematical optimality for loss minimization and its relationship to the Bayes error estimation. We also review the basic concept of MCE training, and elucidate the relationship between boosting and MCE by analyzing their loss minimization procedures. We then propose an ensemble-based training method named Ensemble-based MCE, which in principle leads to the Bayes error condition for a general multi-class task.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) ensemble / minimum classification error / MCE / boosting / Bayes error
Paper # PRMU2008-250
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Committee PRMU
Conference Date 2009/3/6(1days)
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Registration To Pattern Recognition and Media Understanding (PRMU)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) A Proposal of Ensemble-based Minimum Classification Error Training
Sub Title (in English)
Keyword(1) ensemble
Keyword(2) minimum classification error
Keyword(3) MCE
Keyword(4) boosting
Keyword(5) Bayes error
1st Author's Name Hideyuki WATANABE
1st Author's Affiliation MASTER Project, National Institute of Information and Communications Technology:ATR Spoken Language Communication Research Labs.()
2nd Author's Name Shigeru KATAGIRI
2nd Author's Affiliation Graduate School of Engineering, Doshisha University
3rd Author's Name Kohta YAMADA
3rd Author's Affiliation Graduate School of Engineering, Doshisha University
4th Author's Name Atsushi NAKAMURA
4th Author's Affiliation NTT Communication Science Laboratories, NTT Corporation
5th Author's Name Erik MCDERMOTT
5th Author's Affiliation NTT Communication Science Laboratories, NTT Corporation
6th Author's Name Shinji WATANABE
6th Author's Affiliation NTT Communication Science Laboratories, NTT Corporation
7th Author's Name Shin'ichi TANIGUCHI
7th Author's Affiliation Graduate School of Engineering, Doshisha University
8th Author's Name Naho NISHIJIMA
8th Author's Affiliation Faculty of Science and Engineering, Doshisha University
9th Author's Name Miho OHSAKI
9th Author's Affiliation Faculty of Science and Engineering, Doshisha University
Date 2009-03-13
Paper # PRMU2008-250
Volume (vol) vol.108
Number (no) 484
Page pp.pp.-
#Pages 6
Date of Issue