{"links":{},"metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00028833","sets":["1164:2240:2247:2252"]},"path":["2252"],"owner":"1","recid":"28833","title":["配列整数演算の精度､性能評価"],"pubdate":{"attribute_name":"公開日","attribute_value":"2007-03-01"},"_buckets":{"deposit":"80fd31a2-4474-49db-91a4-c085064e0076"},"_deposit":{"id":"28833","pid":{"type":"depid","value":"28833","revision_id":0},"owners":[1],"status":"published","created_by":1},"item_title":"配列整数演算の精度､性能評価","author_link":["0","0"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"配列整数演算の精度､性能評価"},{"subitem_title":"Evaluation of accuracy and performance of Array-integer operation","subitem_title_language":"en"}]},"item_type_id":"4","publish_date":"2007-03-01","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"(株)日立製作所 ｿﾌﾄｳｴｱ事業部"}]},"item_4_text_4":{"attribute_name":"著者所属(英)","attribute_value_mlt":[{"subitem_text_value":"Software Division,Hitachi,Ltd.","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/28833/files/IPSJ-HPC07109023.pdf"},"date":[{"dateType":"Available","dateValue":"2009-03-01"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-HPC07109023.pdf","filesize":[{"value":"360.7 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":"14"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_date","version_id":"e8f5d5f2-ffdb-444d-bf7f-3d688a8951d7","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2007 by the Information Processing Society of Japan"}]},"item_4_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"濱口, 信行"}],"nameIdentifiers":[{}]}]},"item_4_creator_6":{"attribute_name":"著者名(英)","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"Nobuyuki, Hamaguchi","creatorNameLang":"en"}],"nameIdentifiers":[{}]}]},"item_4_source_id_9":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AN10463942","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":"数値計算で使用される浮動小数点演算では､演算誤差を伴う為に､低い精度の計算結果をもたらす事がある｡この問題に対し､4倍精度以上の演算を行う多倍長ﾗｲﾌﾞﾗﾘを試作し､精度､性能評価を行った結果､浮動小数点加減算を整数演算に置き換えた配列整数演算は非常に有効で､応用範囲が広い事が､判明した｡","subitem_description_type":"Other"}]},"item_4_description_8":{"attribute_name":"論文抄録(英)","attribute_value_mlt":[{"subitem_description":"Floating point operations used in numeric calculation may result in lower precision because of errors in operations. We have developed the Multi-precision library that calculates floating point data of quadruple or higher precision using the Array-inteter operation, which replaces addition and subtraction of floating point data to arithmetic operation of integer data. We have evaluated the accuracy of computed values and the performance, and come to the conclusion that Array-integer operation is very effective and is applicable for a wide area.","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"138","bibliographic_titles":[{"bibliographic_title":"情報処理学会研究報告ハイパフォーマンスコンピューティング（HPC）"}],"bibliographicPageStart":"133","bibliographicIssueDates":{"bibliographicIssueDate":"2007-03-01","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"17(2007-HPC-109)","bibliographicVolumeNumber":"2007"}]},"relation_version_is_last":true,"weko_creator_id":"1"},"created":"2025-01-18T22:58:50.609084+00:00","updated":"2025-01-22T17:53:06.024207+00:00","id":28833}