{"metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00186282","sets":["1164:4088:9383:9384"]},"path":["9384"],"owner":"11","recid":"186282","title":["ビットコインネットワーク上でのブロック伝搬遅延推定の試み"],"pubdate":{"attribute_name":"公開日","attribute_value":"2018-02-26"},"_buckets":{"deposit":"f95ad8e5-de6a-40c7-bf0d-1444a8c31164"},"_deposit":{"id":"186282","pid":{"type":"depid","value":"186282","revision_id":0},"owners":[11],"status":"published","created_by":11},"item_title":"ビットコインネットワーク上でのブロック伝搬遅延推定の試み","author_link":["417185","417187","417189","417188","417186","417190"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"ビットコインネットワーク上でのブロック伝搬遅延推定の試み"},{"subitem_title":"An Experiment on Estimation of Block Propagation latency on the Bitcoin Network","subitem_title_language":"en"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"ブロックチェーンとその他","subitem_subject_scheme":"Other"}]},"item_type_id":"4","publish_date":"2018-02-26","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"東京工業大学"},{"subitem_text_value":"東京工業大学"},{"subitem_text_value":"東京工業大学"}]},"item_4_text_4":{"attribute_name":"著者所属(英)","attribute_value_mlt":[{"subitem_text_value":"Tokyo Institute of Technology,","subitem_text_language":"en"},{"subitem_text_value":"Tokyo Institute of Technology,","subitem_text_language":"en"},{"subitem_text_value":"Tokyo Institute 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/186282/files/IPSJ-IOT18040044.pdf","label":"IPSJ-IOT18040044.pdf"},"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-IOT18040044.pdf","filesize":[{"value":"1.2 MB"}],"mimetype":"application/pdf","priceinfo":[{"tax":["include_tax"],"price":"0","billingrole":"43"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_login","version_id":"13e671a6-edc4-4bb1-89b3-167a6886e68c","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2018 by the Institute of Electronics, Information and Communication Engineers This SIG report is only available to those in membership of the SIG."}]},"item_4_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"神田, 伶樹"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"大西, 真晶"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"首藤, 一幸"}],"nameIdentifiers":[{}]}]},"item_4_creator_6":{"attribute_name":"著者名(英)","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"Reiki, Kanda","creatorNameLang":"en"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"Masaaki, Ohnishi","creatorNameLang":"en"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"Kazuyuki, Shudo","creatorNameLang":"en"}],"nameIdentifiers":[{}]}]},"item_4_source_id_9":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AA12326962","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":"2188-8787","subitem_source_identifier_type":"ISSN"}]},"item_4_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"ビットコインネットワーク上でのブロック伝搬に要する遅延を推定する．そのためにネットワーク座標系を用いる．ネットワーク座標系は，コンピュータ間の通信遅延を推測する手法である．推測した通信遅延に基づいて，ブロック伝搬を効率化できる可能性がある．本報告では，ビットコインネットワークを対象としたネットワーク座標系作成の試みを報告する．現在の課題は，作成した座標系の精度であり，向上に取り組んでいる．","subitem_description_type":"Other"}]},"item_4_description_8":{"attribute_name":"論文抄録(英)","attribute_value_mlt":[{"subitem_description":"The goal of this research is to estimate block propagation latency on the Bitcoin network. The means here is Network Coordinates, that is a technique to estimate communication latency between computers. Our plan includes improvement of the block propagation based on such estimation. In this report, we report an experiment on computing a network coordinates. The current problem is accuracy of computed coordinates and we are working on its improvement. ","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"6","bibliographic_titles":[{"bibliographic_title":"研究報告インターネットと運用技術（IOT）"}],"bibliographicPageStart":"1","bibliographicIssueDates":{"bibliographicIssueDate":"2018-02-26","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"44","bibliographicVolumeNumber":"2018-IOT-40"}]},"relation_version_is_last":true,"weko_creator_id":"11"},"id":186282,"updated":"2025-01-20T02:41:03.283587+00:00","links":{},"created":"2025-01-19T00:53:15.159893+00:00"}