{"created":"2025-01-19T01:12:59.626711+00:00","metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00211874","sets":["1164:2240:10556:10628"]},"path":["10628"],"owner":"44499","recid":"211874","title":["AVX2を用いたマルチコンポーネント型多倍長精度直接法の性能評価"],"pubdate":{"attribute_name":"公開日","attribute_value":"2021-07-13"},"_buckets":{"deposit":"0a8ccd99-6521-4f70-852b-6a673e756822"},"_deposit":{"id":"211874","pid":{"type":"depid","value":"211874","revision_id":0},"owners":[44499],"status":"published","created_by":44499},"item_title":"AVX2を用いたマルチコンポーネント型多倍長精度直接法の性能評価","author_link":["539211"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"AVX2を用いたマルチコンポーネント型多倍長精度直接法の性能評価"},{"subitem_title":"Performance evaluation of multi-component-type multiple precision direct methods with AVX2","subitem_title_language":"en"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"数値計算","subitem_subject_scheme":"Other"}]},"item_type_id":"4","publish_date":"2021-07-13","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"静岡理工科大学"}]},"item_4_text_4":{"attribute_name":"著者所属(英)","attribute_value_mlt":[{"subitem_text_value":"Shizuoka Institute of Science and 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/211874/files/IPSJ-HPC21180006.pdf","label":"IPSJ-HPC21180006.pdf"},"date":[{"dateType":"Available","dateValue":"2023-07-13"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-HPC21180006.pdf","filesize":[{"value":"2.3 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":"14"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_date","version_id":"3cecab40-8c9e-4b7f-a2d0-82cd5d365028","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":"幸谷, 智紀"}],"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_source_id_11":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"2188-8841","subitem_source_identifier_type":"ISSN"}]},"item_4_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"多倍長精度浮動小数点演算が必要な程度に悪条件な連立一次方程式を安定的に解くためには，直接法が第一に試されるべきである．我々はすでに AVX2 を用いてマルチコンポーネント型多倍長精度行列乗算が高速化できることを示した．本講演ではその応用として，直接法がどの程度の性能を持つのか，複数の x86 64 環境下でベンチマークテストを行いその結果を示す．","subitem_description_type":"Other"}]},"item_4_description_8":{"attribute_name":"論文抄録(英)","attribute_value_mlt":[{"subitem_description":"Direct methods should be firstly applied to ill-conditioned linear equations that we must use multiple precision floating-point arithmetic. We have already shown that the application of AVX2 instructions to multi-component-type matrix multiplication is effective. In this talk, we will describe that how much the acceleration with AVX2 is also effective to LU decomposition in direct method through benchmark tests on x86 64 computational environment.","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"7","bibliographic_titles":[{"bibliographic_title":"研究報告ハイパフォーマンスコンピューティング（HPC）"}],"bibliographicPageStart":"1","bibliographicIssueDates":{"bibliographicIssueDate":"2021-07-13","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"6","bibliographicVolumeNumber":"2021-HPC-180"}]},"relation_version_is_last":true,"weko_creator_id":"44499"},"id":211874,"updated":"2025-01-19T17:38:55.019538+00:00","links":{}}