{"id":117173,"updated":"2025-01-21T05:27:56.533016+00:00","links":{},"created":"2025-01-18T23:58:09.718189+00:00","metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00117173","sets":["6504:7962:7965"]},"path":["7965"],"owner":"1","recid":"117173","title":["Or型知識ベース : ◇導出の完全性"],"pubdate":{"attribute_name":"公開日","attribute_value":"1989-10-16"},"_buckets":{"deposit":"c4398fb3-ca46-4a94-83cd-8b3cf454ab77"},"_deposit":{"id":"117173","pid":{"type":"depid","value":"117173","revision_id":0},"owners":[1],"status":"published","created_by":1},"item_title":"Or型知識ベース : ◇導出の完全性","author_link":[],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"Or型知識ベース : ◇導出の完全性"},{"subitem_title":"Or-type knowledge bases : Completeness of ◇resolution","subitem_title_language":"en"}]},"item_type_id":"22","publish_date":"1989-10-16","item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"jpn"}]},"item_22_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"九州工業大学工学部"}]},"item_22_text_4":{"attribute_name":"著者所属(英)","attribute_value_mlt":[{"subitem_text_value":"Kyushu Institute of Technology","subitem_text_language":"en"}]},"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/117173/files/KJ00001335443.pdf"},"date":[{"dateType":"Available","dateValue":"1989-10-16"}],"format":"application/pdf","filename":"KJ00001335443.pdf","filesize":[{"value":"178.8 kB"}],"mimetype":"application/pdf","accessrole":"open_date","version_id":"ad2f1ce8-50d4-470b-aa5b-9511205c6bec","displaytype":"detail","licensetype":"license_note"}]},"item_resource_type":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"resourceuri":"http://purl.org/coar/resource_type/c_5794","resourcetype":"conference paper"}]},"item_22_source_id_9":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AN00349328","subitem_source_identifier_type":"NCID"}]},"item_22_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"通常のSLD-導出によるPrologの処理系は,「aかbの一方が成り立つ(a;bと記述する)」のような選言的な知識にうまく対応できない.以下のプログラムPを考える.c←a;b. a;b. 論理式cはプログラムPの論理的帰結であり,Pの成功集合に含まれるはずである.しかし,実際にはP∪{←c}にSLD-導出による反駁が存在しない.なぜなら,処理系は最初aを探索し次にbを探索するが,ファクトa;bではaとb個々の成立までは主張できないためである.本体のa;bという記述を許すシステムでも,;によるファクトでの選言はシンタックスエラーとなる.選言的な知識まで扱える処理系には,LovelandのNear-Horn Prologも提案されているが,我々は選言的な知識を複合項として述語or^m(mは述語の引数)に取り込み,これを1個の素論理式と見なす体系を提案し,この体系をOr型知識ベースとよんだ.Or型知識ベースではルールとファクトを,or^m(t_1,…,t_m)←or^n(s_1,…,s_n),…,or^h(r_1,…,r_h). Or^k(t_1,…,t_k).の形式で表す.例えば,or^3(live(a,tobata),live(a,kokura),live(a,moji)).によって「aさんは戸畑,小倉,門司のどこかに住んでいる」ことを表す.以後の議論では,選言的な知識の特徴として次のことを仮定する.(1)or^n(t_1,…,t_n)が真であるとき,任意の複合項の集合 {s_1,…,s_k}に対して,or^<n+k>(t_1,…,t_n,s_1,…,s_k)は真. (2)or^n(t_1,…,t_n)が偽であるとき,任意の複合項の集合{s_1,…,s_k}⊂{t_1,…,t_n}に対してor^k(s_1,…,s_k)は偽.","subitem_description_type":"Other"}]},"item_22_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"270","bibliographic_titles":[{"bibliographic_title":"全国大会講演論文集"}],"bibliographicPageStart":"269","bibliographicIssueDates":{"bibliographicIssueDate":"1989-10-16","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"人工知能および認知科学","bibliographicVolumeNumber":"第39回"}]},"relation_version_is_last":true,"weko_creator_id":"1"}}