{"_buckets": {"deposit": "00927635-6008-4498-a708-f9df0d9534fc"}, "_deposit": {"id": "8676", "owners": [], "pid": {"revision_id": 0, "type": "depid", "value": "8676"}, "status": "published"}, "_oai": {"id": "oai:kitami-it.repo.nii.ac.jp:00008676", "sets": ["86"]}, "author_link": ["90066", "90067", "90068", "90069", "273", "90064", "89671", "90065"], "item_1646810750418": {"attribute_name": "出版タイプ", "attribute_value_mlt": [{"subitem_version_resource": "http://purl.org/coar/version/c_970fb48d4fbd8a85", "subitem_version_type": "VoR"}]}, "item_3_biblio_info_186": {"attribute_name": "書誌情報", "attribute_value_mlt": [{"bibliographicIssueDates": {"bibliographicIssueDate": "2017", "bibliographicIssueDateType": "Issued"}, "bibliographicIssueNumber": "2", "bibliographicPageEnd": "19", "bibliographicPageStart": "13", "bibliographicVolumeNumber": "19", "bibliographic_titles": [{"bibliographic_title": "バイオメディカル・ファジィ・システム学会誌"}]}]}, "item_3_description_184": {"attribute_name": "抄録", "attribute_value_mlt": [{"subitem_description": "　推薦システムにおける従来研究では確率モデルとしてマルコフ決定過程が採用されている．当該従来研究ではベイズ基準のもとで総利得が最大化されているが，新規顧客に対する質問方法は検討されていない．また，新規顧客に対する質問方法を検討している従来研究もあるが，当該従来研究では総利得の最大化は検討されていない．\n　そこで，本研究ではマルコフ決定過程を推薦システムにおける新規顧客に対する質問に適用し，総利得をベイズ基準のもとで最大化する質問方法を提案する．提案アルゴリズム中では，最適化手法として動的計画法を用いる．", "subitem_description_type": "Abstract"}, {"subitem_description": " In previous research of recommender system Markov decision processes are used in order to represent recommender system. Total reward is maximized with reference to a Bayes criterion. In the previous research a questionnaire method for a new customer is not studied. In other previous research a questionnaire method for a new customer is studied, but the total reward is not maximized.\n In this research we apply Markov decision processes to questionnaire for a new customer in recommender system. We propose a new questionnaire method which maximizes the total reward with reference to the Bayes criterion. In the proposed method dynamic programming is used.", "subitem_description_type": "Abstract"}]}, "item_3_full_name_183": {"attribute_name": "著者別名", "attribute_value_mlt": [{"nameIdentifiers": [{"nameIdentifier": "90066", "nameIdentifierScheme": "WEKO"}], "names": [{"name": "Maeda, Yasunari", "nameLang": "en"}]}, {"nameIdentifiers": [{"nameIdentifier": "90067", "nameIdentifierScheme": "WEKO"}], "names": [{"name": "Yamauchi, Sho", "nameLang": "en"}]}, {"nameIdentifiers": [{"nameIdentifier": "90068", "nameIdentifierScheme": "WEKO"}], "names": [{"name": "Suzuki, Masakiyo", "nameLang": "en"}]}, {"nameIdentifiers": [{"nameIdentifier": "90069", "nameIdentifierScheme": "WEKO"}], "names": [{"name": "Matsushima, Toshiyasu", "nameLang": "en"}]}]}, "item_3_publisher_212": {"attribute_name": "出版者", "attribute_value_mlt": [{"subitem_publisher": "バイオメディカル・ファジィ・システム学会"}]}, "item_3_rights_192": {"attribute_name": "権利", "attribute_value_mlt": [{"subitem_rights": "c 2017 Biomedical Fuzzy Systems Association"}]}, "item_3_select_195": {"attribute_name": "著者版フラグ", "attribute_value_mlt": [{"subitem_select_item": "publisher"}]}, "item_3_source_id_187": {"attribute_name": "ISSN", "attribute_value_mlt": [{"subitem_source_identifier": "2424-2578", "subitem_source_identifier_type": "EISSN"}]}, "item_access_right": {"attribute_name": "アクセス権", "attribute_value_mlt": [{"subitem_access_right": "open access", "subitem_access_right_uri": "http://purl.org/coar/access_right/c_abf2"}]}, "item_creator": {"attribute_name": "著者", "attribute_type": "creator", "attribute_value_mlt": [{"creatorNames": [{"creatorName": "前田, 康成", "creatorNameLang": "ja"}], "nameIdentifiers": [{"nameIdentifier": "273", "nameIdentifierScheme": "WEKO"}, {"nameIdentifier": "30422033", "nameIdentifierScheme": "KAKEN - 研究者検索", "nameIdentifierURI": "https://nrid.nii.ac.jp/ja/nrid/1000030422033/"}]}, {"creatorNames": [{"creatorName": "山内, 翔", "creatorNameLang": "ja"}], "nameIdentifiers": [{"nameIdentifier": "90064", "nameIdentifierScheme": "WEKO"}]}, {"creatorNames": [{"creatorName": "鈴木, 正清", "creatorNameLang": "ja"}], "nameIdentifiers": [{"nameIdentifier": "89671", "nameIdentifierScheme": "WEKO"}, {"nameIdentifier": "60192621", "nameIdentifierScheme": "KAKEN - 研究者検索", "nameIdentifierURI": "https://nrid.nii.ac.jp/ja/nrid/1000060192621/"}]}, {"creatorNames": [{"creatorName": "松嶋, 敏泰", "creatorNameLang": "ja"}], "nameIdentifiers": [{"nameIdentifier": "90065", "nameIdentifierScheme": "WEKO"}]}]}, "item_files": {"attribute_name": "ファイル情報", "attribute_type": "file", "attribute_value_mlt": [{"accessrole": "open_date", "date": [{"dateType": "Available", "dateValue": "2018-12-11"}], "displaytype": "detail", "download_preview_message": "", "file_order": 0, "filename": "推薦システムにおける新規顧客問題に関する一考察.pdf", "filesize": [{"value": "2.2 MB"}], "format": "application/pdf", "future_date_message": "", "is_thumbnail": false, "licensetype": "license_note", "mimetype": "application/pdf", "size": 2200000.0, "url": {"label": "推薦システムにおける新規顧客問題に関する一考察", "url": "https://kitami-it.repo.nii.ac.jp/record/8676/files/推薦システムにおける新規顧客問題に関する一考察.pdf"}, "version_id": "00c281e4-6883-4f07-bffc-7d8b07a4ec63"}]}, "item_keyword": {"attribute_name": "キーワード", "attribute_value_mlt": [{"subitem_subject": "推薦システム", "subitem_subject_language": "ja", "subitem_subject_scheme": "Other"}, {"subitem_subject": "新規顧客問題", "subitem_subject_language": "ja", "subitem_subject_scheme": "Other"}, {"subitem_subject": "マルコフ決定過程", "subitem_subject_language": "ja", "subitem_subject_scheme": "Other"}, {"subitem_subject": "統計的決定理論", "subitem_subject_language": "ja", "subitem_subject_scheme": "Other"}, {"subitem_subject": "ベイズ基準", "subitem_subject_language": "ja", "subitem_subject_scheme": "Other"}, {"subitem_subject": "recommender system", "subitem_subject_language": "en", "subitem_subject_scheme": "Other"}, {"subitem_subject": "new customer problem", "subitem_subject_language": "en", "subitem_subject_scheme": "Other"}, {"subitem_subject": "Markov decision processes", "subitem_subject_language": "en", "subitem_subject_scheme": "Other"}, {"subitem_subject": "statistical decision theory", "subitem_subject_language": "en", "subitem_subject_scheme": "Other"}, {"subitem_subject": "Bayes criterion", "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 article", "resourceuri": "http://purl.org/coar/resource_type/c_6501"}]}, "item_title": "推薦システムにおける新規顧客問題に関する一考察", "item_titles": {"attribute_name": "タイトル", "attribute_value_mlt": [{"subitem_title": "推薦システムにおける新規顧客問題に関する一考察", "subitem_title_language": "ja"}, {"subitem_title": "A Note on a New Customer Problem in Recommender System", "subitem_title_language": "en"}]}, "item_type_id": "3", "owner": "1", "path": ["86"], "permalink_uri": "https://kitami-it.repo.nii.ac.jp/records/8676", "pubdate": {"attribute_name": "PubDate", "attribute_value": "2018-12-11"}, "publish_date": "2018-12-11", "publish_status": "0", "recid": "8676", "relation": {}, "relation_version_is_last": true, "title": ["推薦システムにおける新規顧客問題に関する一考察"], "weko_shared_id": -1}