{"updated":"2025-01-22T05:36:41.530348+00:00","metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00055066","sets":["1164:4961:4979:4982"]},"path":["4982"],"owner":"1","recid":"55066","title":["江戸期版本画像からの文字切り出しの試み"],"pubdate":{"attribute_name":"公開日","attribute_value":"2005-05-27"},"_buckets":{"deposit":"ad320531-a0fe-4ae7-8f81-32ccf0ae3829"},"_deposit":{"id":"55066","pid":{"type":"depid","value":"55066","revision_id":0},"owners":[1],"status":"published","created_by":1},"item_title":"江戸期版本画像からの文字切り出しの試み","author_link":["0","0"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"江戸期版本画像からの文字切り出しの試み"},{"subitem_title":"Segmentation of Characters for Historical Woodblock-Printed Books","subitem_title_language":"en"}]},"item_type_id":"4","publish_date":"2005-05-27","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"立命館大学 テクノロジー・マネジメント研究科"},{"subitem_text_value":"立命館大学 理工学研究科"},{"subitem_text_value":"立命館大学 COE推進機構"}]},"item_4_text_4":{"attribute_name":"著者所属(英)","attribute_value_mlt":[{"subitem_text_value":"Graduate School of Technology Management, Ritsumeikan University","subitem_text_language":"en"},{"subitem_text_value":"Graduate School of Science and Engineering, Ritsumeikan University","subitem_text_language":"en"},{"subitem_text_value":"Center for Promotion of the COE, Ritsumeikan 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/55066/files/IPSJ-CH05066008.pdf"},"date":[{"dateType":"Available","dateValue":"2007-05-27"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-CH05066008.pdf","filesize":[{"value":"965.5 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":"24"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_date","version_id":"b126edd2-e44f-4cd7-957c-8c23f2fd761b","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2005 by the Information Processing Society of Japan"}]},"item_4_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"坪井, 昭憲"},{"creatorName":"八村, 広三郎"},{"creatorName":"吉村, ミツ"}],"nameIdentifiers":[{}]}]},"item_4_creator_6":{"attribute_name":"著者名(英)","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"Akinori, Tsuboi","creatorNameLang":"en"},{"creatorName":"Kozaburo, Hachimura","creatorNameLang":"en"},{"creatorName":"Mitsu, Yoshimura","creatorNameLang":"en"}],"nameIdentifiers":[{}]}]},"item_4_source_id_9":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AN1010060X","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":"おもに江戸期に出版された版本をデジタル化した画像から、それぞれの文字を切り出すための手法とその処理結果について報告する。文字切り出しは、汚れやシミの除去、２値化、行の切り出し、ラベリング処理による文字の分離と統合の処理などからなっている。ここでは、２値化の閾値は、基本的に大津の判別分析法によって行うが、頁全体、行単位、さらには局所的な数文字のブロック単位でという風に順次適応的に適用することにより、汚れやシミの影響をあまり受けずに文字切り出しの精度を向上させることができた。各文字の認識は今後の大きな課題であるが、切り出しの結果だけからでも、さらにパターンマッチングなどを利用して、文字の使用頻度を求めたり、版本全体の文字のインデックスを作成したりできると期待される。","subitem_description_type":"Other"}]},"item_4_description_8":{"attribute_name":"論文抄録(英)","attribute_value_mlt":[{"subitem_description":"This paper describes a method and experimental results of character segmentationfor digitized Japanese historical woodblock-printed books.  The methodincludes a removal of stain and smear, binarization, extraction of character linesand extraction of characters by region labelling.  The binarization has been done by recursively applying the Otsu's method which realized a good performance of character segmentation eliminating the influence of stain and smears.The result of character segmentation can be utilized, for instance, for making anindex and a dictionary of characters used in the books.","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"60","bibliographic_titles":[{"bibliographic_title":"情報処理学会研究報告人文科学とコンピュータ（CH）"}],"bibliographicPageStart":"53","bibliographicIssueDates":{"bibliographicIssueDate":"2005-05-27","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"51(2005-CH-066)","bibliographicVolumeNumber":"2005"}]},"relation_version_is_last":true,"weko_creator_id":"1"},"created":"2025-01-18T23:18:47.755606+00:00","id":55066,"links":{}}