{"created":"2023-06-19T07:14:47.883231+00:00","id":2086,"links":{},"metadata":{"_buckets":{"deposit":"d68699ed-4d62-49fb-ac3d-2b14f0ac047b"},"_deposit":{"created_by":27,"id":"2086","owners":[27],"pid":{"revision_id":0,"type":"depid","value":"2086"},"status":"published"},"_oai":{"id":"oai:repo.lib.tut.ac.jp:00002086","sets":["9"]},"author_link":["3794","3795","3898","3899","2102","1945","3336"],"item_10001_biblio_info_7":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"2019-04-01","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"4","bibliographicPageEnd":"301","bibliographicPageStart":"289","bibliographicVolumeNumber":"J102-D","bibliographic_titles":[{"bibliographic_title":"電子情報通信学会論文誌 D"},{"bibliographic_title":"The IEICE Transactions on Electronics (Japanese Edition) ","bibliographic_titleLang":"en"}]}]},"item_10001_description_5":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"データを確率的に取り扱う問題において,統計的尺度の推定は手法の構成やデータ分析の基盤的役割を担う.本論文では統計的尺度の一つであるゆう度比を,離散的な標本空間から得た観測頻度をもとに推定する問題を扱う.素朴な推定方法は,ゆう度比の定義に従い,ゆう度比を構成する二つの確率分布を最ゆう推定して,その比を取ることである.しかし,低頻度からゆう度比を求めるとき,この方法は推定量を不当に高く見積もってしまう場合がある.そこで,ゆう度比の直接推定法uLSIF を応用し,ゆう度比を低めに(保守的に)推定する方法を提案する.提案手法は,最ゆう推定によって求めたゆう度比を正則化パラメータによって調整する枠組みである.実験では提案手法の振る舞いを明らかにし,その有効性を示した.更に,自然言語処理におけるブートストラップ法を利用した実験も行い,提案手法の実用性も示した.","subitem_description_type":"Abstract"}]},"item_10001_publisher_8":{"attribute_name":"出版者","attribute_value_mlt":[{"subitem_publisher":"電子情報通信学会"}]},"item_10001_relation_14":{"attribute_name":"DOI","attribute_value_mlt":[{"subitem_relation_type":"isIdenticalTo","subitem_relation_type_id":{"subitem_relation_type_id_text":"10.14923/transinfj.2018DEP0007","subitem_relation_type_select":"DOI"}}]},"item_10001_relation_17":{"attribute_name":"関連サイト","attribute_value_mlt":[{"subitem_relation_name":[{"subitem_relation_name_text":"IEICE transactions Onlineトップ"}],"subitem_relation_type_id":{"subitem_relation_type_id_text":"http://search.ieice.org/index.html","subitem_relation_type_select":"URI"}},{"subitem_relation_name":[{"subitem_relation_name_text":"IEICE transactions サイト該当論文"}],"subitem_relation_type_id":{"subitem_relation_type_id_text":"http://search.ieice.org/bin/summary.php?id=j102-d_4_289&category=D&year=2019&lang=J&abst=","subitem_relation_type_select":"URI"}}]},"item_10001_rights_15":{"attribute_name":"権利","attribute_value_mlt":[{"subitem_rights":"copyright©2019 IEICE, 出典:電子情報通信学会論文誌D Vol.J102-D, No.4, pp.289-301, 2019 出版社版, 著者リポジトリ公開許諾済 "}]},"item_10001_source_id_9":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"1881-0225","subitem_source_identifier_type":"ISSN"}]},"item_10001_version_type_20":{"attribute_name":"著者版フラグ","attribute_value_mlt":[{"subitem_version_resource":"http://purl.org/coar/version/c_970fb48d4fbd8a85","subitem_version_type":"VoR"}]},"item_creator":{"attribute_name":"著者","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"菊地, 真人"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"川上, 賢十"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"吉田, 光男"},{"creatorName":"Yoshida, Mitsuo","creatorNameLang":"en"}],"nameIdentifiers":[{},{}]},{"creatorNames":[{"creatorName":"梅村, 恭司"}],"nameIdentifiers":[{},{},{}]},{"creatorNames":[{"creatorName":"Kikuchi, Masato","creatorNameLang":"en"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"Kawakami, Kento","creatorNameLang":"en"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"Umemura , Kyoji","creatorNameLang":"en"}],"nameIdentifiers":[{},{},{}]}]},"item_files":{"attribute_name":"ファイル情報","attribute_type":"file","attribute_value_mlt":[{"accessrole":"open_date","date":[{"dateType":"Available","dateValue":"2019-04-23"}],"displaytype":"detail","filename":"D188102225-j102-289.pdf","filesize":[{"value":"861.5 kB"}],"format":"application/pdf","licensetype":"license_note","mimetype":"application/pdf","url":{"label":"D18810225-j102-289.pdf","url":"https://repo.lib.tut.ac.jp/record/2086/files/D188102225-j102-289.pdf"},"version_id":"362882bb-4bd8-48d9-b836-decf418cd10d"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"ゆう度比","subitem_subject_scheme":"Other"},{"subitem_subject":"uLSIF","subitem_subject_scheme":"Other"},{"subitem_subject":"正則化","subitem_subject_scheme":"Other"},{"subitem_subject":"ブートストラップ法","subitem_subject_scheme":"Other"},{"subitem_subject":"保守的な推定","subitem_subject_scheme":"Other"},{"subitem_subject":"ゆう度比","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"uLSIF","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"正則化","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"ブートストラップ法","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"保守的な推定","subitem_subject_language":"en","subitem_subject_scheme":"Other"}]},"item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"jpn"}]},"item_resource_type":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"resourcetype":"journal 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