{"metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00038309","sets":["1164:3206:3237:3239"]},"path":["3239"],"owner":"1","recid":"38309","title":["自然な紅葉のフラクタルレンダリング"],"pubdate":{"attribute_name":"公開日","attribute_value":"2002-08-08"},"_buckets":{"deposit":"261f9823-8c5d-41ec-9161-03074279308a"},"_deposit":{"id":"38309","pid":{"type":"depid","value":"38309","revision_id":0},"owners":[1],"status":"published","created_by":1},"item_title":"自然な紅葉のフラクタルレンダリング","author_link":["0","0"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"自然な紅葉のフラクタルレンダリング"},{"subitem_title":"Fractal Rendering of Autumn Coloring","subitem_title_language":"en"}]},"item_type_id":"4","publish_date":"2002-08-08","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"筑波大学システム情報工学研究科"},{"subitem_text_value":"筑波大学電子情報工学系"}]},"item_4_text_4":{"attribute_name":"著者所属(英)","attribute_value_mlt":[{"subitem_text_value":"Graduate School of Systems and Information Engineering, University of Tsukuba","subitem_text_language":"en"},{"subitem_text_value":"Institute of Information Sciences and Electronics,University of Tsukuba","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/38309/files/IPSJ-CG02108018.pdf"},"date":[{"dateType":"Available","dateValue":"2004-08-08"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-CG02108018.pdf","filesize":[{"value":"817.8 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":"28"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_date","version_id":"97a63c70-05c6-43dd-b3ed-e3db0f8ebdad","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2002 by the Information Processing Society of Japan"}]},"item_4_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"望月, 茂徳"},{"creatorName":"蔡東生"}],"nameIdentifiers":[{}]}]},"item_4_creator_6":{"attribute_name":"著者名(英)","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"Shigenori, Mochizuki","creatorNameLang":"en"},{"creatorName":"Dongsheng, Cai","creatorNameLang":"en"}],"nameIdentifiers":[{}]}]},"item_4_source_id_9":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AN10100541","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":"本研究では，葉自身・枝葉の紅葉進度の差であるエイジングを考慮することが，季節感を持つ紅葉のモデリングにおいて重要な問題であると考える．そこで，葉脈や枝のフラクタル構造に着目し，紅葉をIterated Function System(IFS)のアトラクタとして捉える．IFSにおいてChaos Gamc Algorithm，あるいは、IFSアドレス定理を用い，エイジングを考慮した葉レベル，枝レベルの紅葉のフラクタルモデルを提案する．また，これらを再帰的IFSモデルとして用い，樹木個体・森林・山レベルの効用化モデルに拡張・汎用化できることを議論する．","subitem_description_type":"Other"}]},"item_4_description_8":{"attribute_name":"論文抄録(英)","attribute_value_mlt":[{"subitem_description":"In this paper, we consider the aging which indicates the difference of progress of autumn coloring in a leaf or in leaves on a branch as the important factor to model the seasonal autumn coloring. Therefor, we focus on the fractal structures of vein or branching, and we consider the sutumn coloring as the attractor in the Iterated Function System(IFS). We model the aging in a leaf-level or branch-level with Chaos Game Algorithm and IFS addressing theorem. We discuss that it is possible to universaly model all level of autum coloring(leaf-level,branch-level,forest-level,etc) using recurrent IFS.","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"107","bibliographic_titles":[{"bibliographic_title":"情報処理学会研究報告グラフィクスとCAD（CG）"}],"bibliographicPageStart":"103","bibliographicIssueDates":{"bibliographicIssueDate":"2002-08-08","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"77(2002-CG-108)","bibliographicVolumeNumber":"2002"}]},"relation_version_is_last":true,"weko_creator_id":"1"},"id":38309,"updated":"2025-01-22T13:24:41.917818+00:00","links":{},"created":"2025-01-18T23:05:56.501364+00:00"}