Presentation 2005-02-24
Biological network inference via kernel matrix completion
Tsuyoshi KATO, Koji TSUDA, Kiyoshi ASAI,
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Abstract(in English) Inferring networks of proteins from biological data is a central issue of computational biology. Most network inference methods, including Bayesian networks, take unsupervised approaches in which the network is totally unknown in the beginning, and all the edges have to be predicted. We propose a new kernel-based method for supervised graph inference based on multiple types of biological data such as gene expression, phylogenetic profiles, and amino acid sequences. Our approach is favorably tested in two biological networks : a metabolic network and a protein interaction network.
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Keyword(in English) biological network / supervised network inference / kernel matrix completion / EM algorithm
Paper # NLC2004-97,PRMU2004-179
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Conference Information
Committee NLC
Conference Date 2005/2/17(1days)
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Registration To Natural Language Understanding and Models of Communication (NLC)
Language ENG
Title (in Japanese) (See Japanese page)
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Title (in English) Biological network inference via kernel matrix completion
Sub Title (in English)
Keyword(1) biological network
Keyword(2) supervised network inference
Keyword(3) kernel matrix completion
Keyword(4) EM algorithm
1st Author's Name Tsuyoshi KATO
1st Author's Affiliation AIST Computational Biology Research Center()
2nd Author's Name Koji TSUDA
2nd Author's Affiliation AIST Computational Biology Research Center:Max Planck Institute for Biological Cybernetics
3rd Author's Name Kiyoshi ASAI
3rd Author's Affiliation Graduate School of Frontier Sciences, The University of Tokyo:AIST Computational Biology Research Center
Date 2005-02-24
Paper # NLC2004-97,PRMU2004-179
Volume (vol) vol.104
Number (no) 667
Page pp.pp.-
#Pages 6
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