{"created":"2025-01-18T23:27:36.107201+00:00","metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00066990","sets":["1164:5352:5656:5934"]},"path":["5934"],"owner":"10","recid":"66990","title":["Conditional Density Estimation Based on Density Ratio Estimation"],"pubdate":{"attribute_name":"公開日","attribute_value":"2009-12-10"},"_buckets":{"deposit":"1a943359-1c5f-44c9-9e0c-7fa54eb3dc28"},"_deposit":{"id":"66990","pid":{"type":"depid","value":"66990","revision_id":0},"owners":[10],"status":"published","created_by":10},"item_title":"Conditional Density Estimation Based on Density Ratio Estimation","author_link":["0","0"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"Conditional Density Estimation Based on Density Ratio Estimation"},{"subitem_title":"Conditional Density Estimation Based on Density Ratio Estimation","subitem_title_language":"en"}]},"item_type_id":"4","publish_date":"2009-12-10","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"Tokyo Institute of Technology / Japan Science and Technology Agency"},{"subitem_text_value":"Nagoya Institute of Technology"},{"subitem_text_value":"The University of Tokyo"},{"subitem_text_value":"Nagoya University"},{"subitem_text_value":"Tokyo Institute of Technology"},{"subitem_text_value":"The University of Tokyo"}]},"item_4_text_4":{"attribute_name":"著者所属(英)","attribute_value_mlt":[{"subitem_text_value":"Tokyo Institute of Technology / Japan Science and Technology Agency","subitem_text_language":"en"},{"subitem_text_value":"Nagoya Institute of Technology","subitem_text_language":"en"},{"subitem_text_value":"The University of Tokyo","subitem_text_language":"en"},{"subitem_text_value":"Nagoya University","subitem_text_language":"en"},{"subitem_text_value":"Tokyo Institute of Technology","subitem_text_language":"en"},{"subitem_text_value":"The University of Tokyo","subitem_text_language":"en"}]},"item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"eng"}]},"item_publisher":{"attribute_name":"出版者","attribute_value_mlt":[{"subitem_publisher":"情報処理学会","subitem_publisher_language":"ja"}]},"publish_status":"0","weko_shared_id":-1,"item_file_price":{"attribute_name":"Billing file","attribute_type":"file","attribute_value_mlt":[{"url":{"url":"https://ipsj.ixsq.nii.ac.jp/record/66990/files/IPSJ-BIO09019004.pdf"},"date":[{"dateType":"Available","dateValue":"2011-12-10"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-BIO09019004.pdf","filesize":[{"value":"166.6 kB"}],"mimetype":"application/pdf","priceinfo":[{"tax":["include_tax"],"price":"660","billingrole":"5"},{"tax":["include_tax"],"price":"330","billingrole":"6"},{"tax":["include_tax"],"price":"0","billingrole":"41"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_date","version_id":"16aa17f7-5b1d-4861-9648-804775ca839d","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2009 by the Information Processing Society of Japan"}]},"item_4_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"Masashi, Sugiyama"},{"creatorName":"Ichiro, Takeuchi"},{"creatorName":"Taiji, Suzuki"},{"creatorName":"Takafumi, Kanamori"},{"creatorName":"Hirotaka, Hachiya"},{"creatorName":"Daisuke, Okanohara"}],"nameIdentifiers":[{}]}]},"item_4_creator_6":{"attribute_name":"著者名(英)","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"Masashi, Sugiyama","creatorNameLang":"en"},{"creatorName":"Ichiro, Takeuchi","creatorNameLang":"en"},{"creatorName":"Taiji, Suzuki","creatorNameLang":"en"},{"creatorName":"Takafumi, Kanamori","creatorNameLang":"en"},{"creatorName":"Hirotaka, Hachiya","creatorNameLang":"en"},{"creatorName":"Daisuke, Okanohara","creatorNameLang":"en"}],"nameIdentifiers":[{}]}]},"item_4_source_id_9":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AA12055912","subitem_source_identifier_type":"NCID"}]},"item_4_textarea_12":{"attribute_name":"Notice","attribute_value_mlt":[{"subitem_textarea_value":"SIG Technical Reports are nonrefereed and hence may later appear in any journals, conferences, symposia, etc."}]},"item_resource_type":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"resourceuri":"http://purl.org/coar/resource_type/c_18gh","resourcetype":"technical report"}]},"item_4_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"Estimating the conditional mean of an input-output relation is the goal of regression. However, regression analysis is not sufficiently informative if the conditional distribution has multi-modality, is highly asymmetric, or contains heteroscedastic noise. In such scenarios, estimating the conditional distribution itself would be more useful. In this paper, we propose a novel method of conditional density estimation that is suitable for multi-dimensional continuous variables. The basic idea of the proposed method is to express the conditional density in terms of the density ratio and the ratio is directly estimated without going through density estimation.","subitem_description_type":"Other"}]},"item_4_description_8":{"attribute_name":"論文抄録(英)","attribute_value_mlt":[{"subitem_description":"Estimating the conditional mean of an input-output relation is the goal of regression. However, regression analysis is not sufficiently informative if the conditional distribution has multi-modality, is highly asymmetric, or contains heteroscedastic noise. In such scenarios, estimating the conditional distribution itself would be more useful. In this paper, we propose a novel method of conditional density estimation that is suitable for multi-dimensional continuous variables. The basic idea of the proposed method is to express the conditional density in terms of the density ratio and the ratio is directly estimated without going through density estimation.","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"8","bibliographic_titles":[{"bibliographic_title":"研究報告バイオ情報学（BIO）"}],"bibliographicPageStart":"1","bibliographicIssueDates":{"bibliographicIssueDate":"2009-12-10","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"4","bibliographicVolumeNumber":"2009-BIO-19"}]},"relation_version_is_last":true,"weko_creator_id":"10"},"id":66990,"updated":"2025-01-22T00:45:31.817778+00:00","links":{}}