Presentation 2003/9/8
Kernel PCA for Categorical Data
Hirotaka Niitsuma, Takashi Okada,
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Abstract(in English) Gini ' s definition of variance for categorical data was " naturally" extended to covariance for mixed categorical and numerical data. In this research, we describe a procedure for calculating the covariance. Using this covariance, kernel PCA for categorical data is introduced.
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Keyword(in English) Categorical data / kernel / PCA
Paper # AI2003-45
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Conference Information
Committee AI
Conference Date 2003/9/8(1days)
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Registration To Artificial Intelligence and Knowledge-Based Processing (AI)
Language ENG
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Kernel PCA for Categorical Data
Sub Title (in English)
Keyword(1) Categorical data
Keyword(2) kernel
Keyword(3) PCA
1st Author's Name Hirotaka Niitsuma
1st Author's Affiliation KWANSEI GAKUIN UNIVERSITY()
2nd Author's Name Takashi Okada
2nd Author's Affiliation KWANSEI GAKUIN UNIVERSITY
Date 2003/9/8
Paper # AI2003-45
Volume (vol) vol.103
Number (no) 305
Page pp.pp.-
#Pages 5
Date of Issue