{"updated":"2025-01-22T13:22:53.843171+00:00","metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00038371","sets":["1164:3206:3242:3244"]},"path":["3244"],"owner":"1","recid":"38371","title":["4次元折り紙とそのCG表現"],"pubdate":{"attribute_name":"公開日","attribute_value":"2001-09-13"},"_buckets":{"deposit":"c60547db-1d64-4ab9-bbd1-dd68d130fb3a"},"_deposit":{"id":"38371","pid":{"type":"depid","value":"38371","revision_id":0},"owners":[1],"status":"published","created_by":1},"item_title":"4次元折り紙とそのCG表現","author_link":["0","0"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"4次元折り紙とそのCG表現"},{"subitem_title":"Four - Dimensional Origami and Animation of Folding Procedures","subitem_title_language":"en"}]},"item_type_id":"4","publish_date":"2001-09-13","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"仙台電波高専電子制御工学科"},{"subitem_text_value":"仙台電波高専電子制御工学科"},{"subitem_text_value":"仙台電波高専電子制御工学科"}]},"item_4_text_4":{"attribute_name":"著者所属(英)","attribute_value_mlt":[{"subitem_text_value":"Sendai National College of Technology","subitem_text_language":"en"},{"subitem_text_value":"Sendai National College of Technology","subitem_text_language":"en"},{"subitem_text_value":"Sendai National College of Technology","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/38371/files/IPSJ-CG01104017.pdf"},"date":[{"dateType":"Available","dateValue":"2003-09-13"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-CG01104017.pdf","filesize":[{"value":"1.3 MB"}],"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":"31e2ece6-5e62-4b64-8415-1a8dd0fcbfef","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2001 by the Information Processing Society of Japan"}]},"item_4_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"海野, 啓明"},{"creatorName":"矢島, 邦昭"},{"creatorName":"佐藤, 大輔"}],"nameIdentifiers":[{}]}]},"item_4_creator_6":{"attribute_name":"著者名(英)","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"Keimei, Kaino","creatorNameLang":"en"},{"creatorName":"Kuniaki, Yajima","creatorNameLang":"en"},{"creatorName":"Daisuke, Sato","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":"普通の折り紙を３次元折り紙とすると，４次元折り紙は立体を４次元空間で折ることになる．４次元空間における物体のイメージを得るには，４次元折り紙を折り，その過程を表現することが良い．既に折られたものとして４次元熨斗や４次元鶴の基本形がある．本論では，４次元折り紙の幾何学の基本の「４面体の内心の定理」を４面体の折りたたみにより動画で説明する．４次元折り鶴は正８面体から，３次元折り鶴と同様の過程を経て折る．まず，正８面体から４次元鶴の基本形を折り，次に基本形から４次元折り鶴を折る．これらの過程を動画で表現することで４次元空間についてある程度のイメージを得ることができる．","subitem_description_type":"Other"}]},"item_4_description_8":{"attribute_name":"論文抄録(英)","attribute_value_mlt":[{"subitem_description":"By pure analogy of a usual three-dimensional Origami, we can fold a solid material along flat surfaces in the four-dimensional space. We will show a procedure to fold a tetrahedron along bisectors of the dihedral angles and its animation which demonstrates that the point of intersection of those bisectors is the center of the circle.  Consistently joining such folded tetrahedra which construct the regular octahedron, we will obtain a four-dimensional bird base. Animation of the proceture of folding the four-dimensional crane  from the regular octahedron will give us  a good understanding of the four-dimensional space.","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"82","bibliographic_titles":[{"bibliographic_title":"情報処理学会研究報告グラフィクスとCAD（CG）"}],"bibliographicPageStart":"77","bibliographicIssueDates":{"bibliographicIssueDate":"2001-09-13","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"89(2001-CG-104)","bibliographicVolumeNumber":"2001"}]},"relation_version_is_last":true,"weko_creator_id":"1"},"created":"2025-01-18T23:05:59.254662+00:00","id":38371,"links":{}}