{"id":227740,"updated":"2025-01-19T12:05:13.402247+00:00","links":{},"created":"2025-01-19T01:26:59.629653+00:00","metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00227740","sets":["1164:1165:11326:11327"]},"path":["11327"],"owner":"44499","recid":"227740","title":["プレイリストの自動継続機能に対するグラフに基づいた楽曲推薦アルゴリズムの提案"],"pubdate":{"attribute_name":"公開日","attribute_value":"2023-09-14"},"_buckets":{"deposit":"b33c5362-8aee-4495-93e3-e0ddde435de0"},"_deposit":{"id":"227740","pid":{"type":"depid","value":"227740","revision_id":0},"owners":[44499],"status":"published","created_by":44499},"item_title":"プレイリストの自動継続機能に対するグラフに基づいた楽曲推薦アルゴリズムの提案","author_link":["607090","607089"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"プレイリストの自動継続機能に対するグラフに基づいた楽曲推薦アルゴリズムの提案"}]},"item_type_id":"4","publish_date":"2023-09-14","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"筑波大学情報学群情報科学類"},{"subitem_text_value":"筑波大学計算科学研究センター"}]},"item_4_text_4":{"attribute_name":"著者所属(英)","attribute_value_mlt":[{"subitem_text_value":"College of Information Science, School of Informatics, University of Tsukuba","subitem_text_language":"en"},{"subitem_text_value":"Center for Computational Sciences, University of Tsukuba","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/227740/files/IPSJ-DBS23177008.pdf","label":"IPSJ-DBS23177008.pdf"},"date":[{"dateType":"Available","dateValue":"2025-09-14"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-DBS23177008.pdf","filesize":[{"value":"1.2 MB"}],"mimetype":"application/pdf","priceinfo":[{"tax":["include_tax"],"price":"660","billingrole":"5"},{"tax":["include_tax"],"price":"330","billingrole":"6"},{"tax":["include_tax"],"price":"0","billingrole":"13"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_date","version_id":"7e571327-f247-4c00-8196-6c078e31f988","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2023 by the Information Processing Society of Japan"}]},"item_4_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"伊藤, 寿浩"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"塩川, 浩昭"}],"nameIdentifiers":[{}]}]},"item_4_source_id_9":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AN10112482","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":"2188-871X","subitem_source_identifier_type":"ISSN"}]},"item_4_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"プレイリストの自動継続機能（Automated Playlist Continuation，APC）は楽曲配信サービスにおいて，ユーザーが新しい楽曲やアーティストを発見するのに重要である．魅力的なユーザー体験を実現するためには，ユーザーの嗜好に合った楽曲を推薦する必要がある．しかし，楽曲配信サービスには膨大な楽曲が含まれており，ユーザーの楽曲に対する嗜好は多様な要因が挙げられることから，既存の推薦手法ではそのような楽曲を発見することが困難である．本稿では，APC における高い精度を持つ推薦アルゴリズムを提案する．提案するアルゴリズムはグラフに基づいた探索と関心のある部分グラフの抽出によって，有望でない属性値を持つ楽曲を除外し推薦精度の向上を図る．実際のプレイリストを用いた広範な実験により，本アルゴリズムが最先端手法よりも高い精度を示すことを明らかにした．","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"6","bibliographic_titles":[{"bibliographic_title":"研究報告データベースシステム（DBS）"}],"bibliographicPageStart":"1","bibliographicIssueDates":{"bibliographicIssueDate":"2023-09-14","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"8","bibliographicVolumeNumber":"2023-DBS-177"}]},"relation_version_is_last":true,"weko_creator_id":"44499"}}