{"metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00227994","sets":["1164:4061:11136:11332"]},"path":["11332"],"owner":"44499","recid":"227994","title":["個人所有車への協調データ配信における前方誤り訂正の効果"],"pubdate":{"attribute_name":"公開日","attribute_value":"2023-09-18"},"_buckets":{"deposit":"394efc0f-96ae-4d6f-8e86-64c9cb6e3d34"},"_deposit":{"id":"227994","pid":{"type":"depid","value":"227994","revision_id":0},"owners":[44499],"status":"published","created_by":44499},"item_title":"個人所有車への協調データ配信における前方誤り訂正の効果","author_link":["608353","608352"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"個人所有車への協調データ配信における前方誤り訂正の効果"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"データ活用と医療支援","subitem_subject_scheme":"Other"}]},"item_type_id":"4","publish_date":"2023-09-18","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"トヨタ自動車株式会社"},{"subitem_text_value":"トヨタ自動車株式会社"}]},"item_4_text_4":{"attribute_name":"著者所属(英)","attribute_value_mlt":[{"subitem_text_value":"Toyota Motor Corporation","subitem_text_language":"en"},{"subitem_text_value":"Toyota Motor Corporation","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/227994/files/IPSJ-UBI23079014.pdf","label":"IPSJ-UBI23079014.pdf"},"date":[{"dateType":"Available","dateValue":"2025-09-18"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-UBI23079014.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":"36"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_date","version_id":"2c90e58e-62a3-48b4-889a-f3fa76d73c29","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2023 by the Information Processing Society of Japan"}]},"item_4_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"樋口, 雄大"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"鐘, 雷"}],"nameIdentifiers":[{}]}]},"item_4_source_id_9":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AA11838947","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":"2188-8698","subitem_source_identifier_type":"ISSN"}]},"item_4_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"コネクティッドカーが送受信するデータ量は，年々増加の一途を辿っている．情報の流通経路を多様化し，通信インフラへの負荷を軽減するための手段として，車車間通信による協調型のデータ配信は有力な解の 1 つとなる．データ配信の際，配信元のサーバや通信経路上の中継点でコンテンツを符号化することにより，通信遅延を短縮できることが，先行研究により明らかになっている．しかし，既存研究の多くは，タクシーやバスといった公共交通車両のプローブデータを用いて効果予測を行っており，交通流の大半を占める，個人所有車への適用可能性は，十分に検証されていない．本稿では，個人所有車への協調データ配信における前方誤り訂正符号化の効果を，都市全体の交通流と車車間の直接通信とを再現した通信シミュレーションで明らかにする．検証の結果，前方誤り訂正は，個人所有車による協調データ配信においても，一定の条件下で，最大37%の配信高速化効果をもたらすことが確認された．","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"8","bibliographic_titles":[{"bibliographic_title":"研究報告ユビキタスコンピューティングシステム（UBI）"}],"bibliographicPageStart":"1","bibliographicIssueDates":{"bibliographicIssueDate":"2023-09-18","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"14","bibliographicVolumeNumber":"2023-UBI-79"}]},"relation_version_is_last":true,"weko_creator_id":"44499"},"updated":"2025-01-19T11:59:11.854989+00:00","created":"2025-01-19T01:27:14.556294+00:00","links":{},"id":227994}