{"created":"2025-01-18T23:50:33.145565+00:00","updated":"2025-01-21T09:03:15.168569+00:00","metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00107356","sets":["1164:5159:7427:7760"]},"path":["7760"],"owner":"11","recid":"107356","title":["ユーザの焦点を用いたPOMDPによる音声情報案内システム"],"pubdate":{"attribute_name":"公開日","attribute_value":"2014-12-08"},"_buckets":{"deposit":"19865aa9-cfcc-4b2b-b2ac-ca209b872650"},"_deposit":{"id":"107356","pid":{"type":"depid","value":"107356","revision_id":0},"owners":[11],"status":"published","created_by":11},"item_title":"ユーザの焦点を用いたPOMDPによる音声情報案内システム","author_link":["16782","16783"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"ユーザの焦点を用いたPOMDPによる音声情報案内システム"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"音声対話・分析","subitem_subject_scheme":"Other"}]},"item_type_id":"4","publish_date":"2014-12-08","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"京都大学学術情報メディアセンター"},{"subitem_text_value":"京都大学学術情報メディアセンター"}]},"item_4_text_4":{"attribute_name":"著者所属(英)","attribute_value_mlt":[{"subitem_text_value":"Academic Center for Computing and Media Studies, Kyoto University","subitem_text_language":"en"},{"subitem_text_value":"Academic Center for Computing and Media Studies, Kyoto 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/107356/files/IPSJ-SLP14104009.pdf"},"date":[{"dateType":"Available","dateValue":"2016-12-08"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-SLP14104009.pdf","filesize":[{"value":"604.3 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":"22"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_date","version_id":"76099620-51a8-4874-8da5-4f1458b25188","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2014 by the Information Processing Society of Japan"}]},"item_4_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"吉野, 幸一郎"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"河原, 達也"}],"nameIdentifiers":[{}]}]},"item_4_source_id_9":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AN10442647","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":"雑談形式で情報案内を行う音声対話システムについて述べる．このシステムは Web 上のニュース記事を情報源とし，ユーザはシステムとの対話を通じてその日のニュースを知ることができる．このシステムのふるまいを、統計的制御手法である POMDP によって制御する．通常 POMDP による対話制御は対話のゴールやフローを想定するが，情報案内ではこうしたゴールやフローは定義されない．そこで本研究では，POMDP による制御を対話モジュールの選択問題として捉え，入力として音声言語理解の結果であるユーザ状態とユーザの焦点を用いる．音声言語理解は識別モデルによって行われ，信念状態の更新と強化学習により得られた政策関数によって，応答する対話モジュールを選択する．POMDP における報酬関数は，基本的な対話制御の適切性と情報案内が成功したかどうかの 2 種類により定義する．被験者との対話実験において，ユーザの焦点を用いた提案手法の有効性が確かめられた．","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"6","bibliographic_titles":[{"bibliographic_title":"研究報告音声言語情報処理（SLP）"}],"bibliographicPageStart":"1","bibliographicIssueDates":{"bibliographicIssueDate":"2014-12-08","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"9","bibliographicVolumeNumber":"2014-SLP-104"}]},"relation_version_is_last":true,"weko_creator_id":"11"},"id":107356,"links":{}}