{"created":"2025-01-19T01:11:49.602526+00:00","updated":"2025-01-19T18:05:36.383132+00:00","metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00210615","sets":["1164:3782:10507:10508"]},"path":["10508"],"owner":"44499","recid":"210615","title":["文書クラスタリングへの文脈付きで非対称な単語類似度の応用"],"pubdate":{"attribute_name":"公開日","attribute_value":"2021-03-19"},"_buckets":{"deposit":"02ae6888-f4a4-460f-a527-416d730a1065"},"_deposit":{"id":"210615","pid":{"type":"depid","value":"210615","revision_id":0},"owners":[44499],"status":"published","created_by":44499},"item_title":"文書クラスタリングへの文脈付きで非対称な単語類似度の応用","author_link":["533631","533630"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"文書クラスタリングへの文脈付きで非対称な単語類似度の応用"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"テキスト解析","subitem_subject_scheme":"Other"}]},"item_type_id":"4","publish_date":"2021-03-19","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"慶應義塾大学文学部"},{"subitem_text_value":"慶應義塾大学大学院文学研究科後期博士課程"}]},"item_4_text_4":{"attribute_name":"著者所属(英)","attribute_value_mlt":[{"subitem_text_value":"Faculty of Letters, Keio University","subitem_text_language":"en"},{"subitem_text_value":"Graduate School of Letters, Keio University","subitem_text_language":"en"}]},"item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"jpn"}]},"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/210615/files/IPSJ-DC21120005.pdf","label":"IPSJ-DC21120005.pdf"},"date":[{"dateType":"Available","dateValue":"2023-03-19"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-DC21120005.pdf","filesize":[{"value":"860.7 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":"32"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_date","version_id":"165ff745-ca4b-46a9-9055-3da6a867be79","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2021 by the Information Processing Society of Japan"}]},"item_4_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"岸田, 和明"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"門脇, 夏紀"}],"nameIdentifiers":[{}]}]},"item_4_source_id_9":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AN10539261","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_source_id_11":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"2188-8892","subitem_source_identifier_type":"ISSN"}]},"item_4_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"Twitter におけるツイートに代表される，いわゆる「短いテキスト」に対して，文書クラスタリングの手法を適用する際には，自動的に語を追加するなどして，その表現を補っておくことが望ましい．これは，この種の短いテキストには十分な数の語が含まれないことから，同義語などの表記のゆれが，悪影響を及ぼす可能性が高いためである．本研究では，この問題に対してクエリ拡張（query expansion）の手法を適用する．その際の語間の類似度の計算には，従来的な類似度シソーラスのほか，翻訳確率の推定法である IBM Model 1 に基づく独自の手法を使う．これは，潜在ディリクレ配分（LDA）により検出されたトピックを文脈とする非対称の類似度である．","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"7","bibliographic_titles":[{"bibliographic_title":"研究報告ドキュメントコミュニケーション（DC）"}],"bibliographicPageStart":"1","bibliographicIssueDates":{"bibliographicIssueDate":"2021-03-19","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"5","bibliographicVolumeNumber":"2021-DC-120"}]},"relation_version_is_last":true,"weko_creator_id":"44499"},"id":210615,"links":{}}