{"created":"2025-01-19T01:11:48.971854+00:00","updated":"2025-01-19T18:05:50.412526+00:00","metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00210604","sets":["1164:3500:10466:10506"]},"path":["10506"],"owner":"44499","recid":"210604","title":["特許検索のためのフローチャート画像の解析"],"pubdate":{"attribute_name":"公開日","attribute_value":"2021-03-19"},"_buckets":{"deposit":"0c64f3d3-af65-40ea-aa4e-e3ad3d545ba3"},"_deposit":{"id":"210604","pid":{"type":"depid","value":"210604","revision_id":0},"owners":[44499],"status":"published","created_by":44499},"item_title":"特許検索のためのフローチャート画像の解析","author_link":["533592","533591","533593","533589","533590","533594"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"特許検索のためのフローチャート画像の解析"},{"subitem_title":"Analysis of Flowchart Images for Patent Retrieval","subitem_title_language":"en"}]},"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":"中央大学"},{"subitem_text_value":"中央大学"},{"subitem_text_value":"中央大学"}]},"item_4_text_4":{"attribute_name":"著者所属(英)","attribute_value_mlt":[{"subitem_text_value":"Chuo University","subitem_text_language":"en"},{"subitem_text_value":"Chuo University","subitem_text_language":"en"},{"subitem_text_value":"Chuo 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/210604/files/IPSJ-IFAT21142008.pdf","label":"IPSJ-IFAT21142008.pdf"},"date":[{"dateType":"Available","dateValue":"2023-03-19"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-IFAT21142008.pdf","filesize":[{"value":"803.6 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":"39"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_date","version_id":"99069b72-f448-492f-84d8-387af20ba77b","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":"樊, エイブン"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"橋本, 勇太郎"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"難波, 英嗣"}],"nameIdentifiers":[{}]}]},"item_4_creator_6":{"attribute_name":"著者名(英)","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"Reiwen, Fan","creatorNameLang":"en"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"Yutaro, Hashimoto","creatorNameLang":"en"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"Hidetsugu, Nanba","creatorNameLang":"en"}],"nameIdentifiers":[{}]}]},"item_4_source_id_9":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AN10114171","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":"2188-8884","subitem_source_identifier_type":"ISSN"}]},"item_4_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"特許中の図表は，特許の内容を理解する上で非常に重要な役割を果たしている．我々は，画像を解析することで，より高度な特許検索の実現を目指しており，その第一歩として，本研究では，フローチャート画像の解析に取り組む．本研究では，画像認識および文字認識技術を用いて特許中のフローチャートの構造を解析する手法を提案した．提案手法の有効性を確かめるため実験を行った結果，フローチャート中のノードを，精度 0.753，再現率 0.673 で抽出することができた．","subitem_description_type":"Other"}]},"item_4_description_8":{"attribute_name":"論文抄録(英)","attribute_value_mlt":[{"subitem_description":"The charts in patents play a very important role in understanding the contents of patents. We aim to realize more advanced patent retrieval by analyzing the charts, and as a first step, we work on the analysis of flowchart images. In this paper, we propose a method to analyze the structure of flowcharts in patents using image recognition and character recognition techniques. As a result of an experiment to confirm the effectiveness of our method, we obtained precision of 0.753 and recall of 0.673.","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"5","bibliographic_titles":[{"bibliographic_title":"研究報告情報基礎とアクセス技術（IFAT）"}],"bibliographicPageStart":"1","bibliographicIssueDates":{"bibliographicIssueDate":"2021-03-19","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"8","bibliographicVolumeNumber":"2021-IFAT-142"}]},"relation_version_is_last":true,"weko_creator_id":"44499"},"id":210604,"links":{}}