@article{weko_101507_1,
   author	 = "Masashi,Sugiyama and Takafumi,Kanamori and Taiji,Suzuki and Shohei,Hido and Jun,Sese and Ichiro,Takeuchi and Liwei,Wang",
   title	 = "A Density-ratio Framework for Statistical Data Processing",
   journal	 = "IPSJ Transactions on Computer Vision and Applications（CVA）",
   year 	 = "2009",
   volume	 = "1",
   number	 = "",
   pages	 = "183--208",
   month	 = "sep"
}