{"links":{},"metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00187716","sets":["6504:9465:9471"]},"path":["9471"],"owner":"6748","recid":"187716","title":["メーターデータ向け時系列データの格納方式"],"pubdate":{"attribute_name":"公開日","attribute_value":"2018-03-13"},"_buckets":{"deposit":"38fd16c9-75a8-47ed-b719-bd025f49c69f"},"_deposit":{"id":"187716","pid":{"type":"depid","value":"187716","revision_id":0},"owners":[6748],"status":"published","created_by":6748},"item_title":"メーターデータ向け時系列データの格納方式","author_link":["425237","425236"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"メーターデータ向け時系列データの格納方式"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"データとウェブ","subitem_subject_scheme":"Other"}]},"item_type_id":"22","publish_date":"2018-03-13","item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"jpn"}]},"item_22_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"三菱"},{"subitem_text_value":"三菱"}]},"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/187716/files/IPSJ-Z80-5B-06.pdf","label":"IPSJ-Z80-5B-06.pdf"},"date":[{"dateType":"Available","dateValue":"2018-04-25"}],"format":"application/pdf","filename":"IPSJ-Z80-5B-06.pdf","filesize":[{"value":"1.5 MB"}],"mimetype":"application/pdf","accessrole":"open_date","version_id":"fcf28af6-aef0-44ee-a8b8-fb333b8c5bc0","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2018 by the Information Processing Society of Japan"}]},"item_22_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"小川, 康志"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"松浦, 陽平"}],"nameIdentifiers":[{}]}]},"item_resource_type":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"resourceuri":"http://purl.org/coar/resource_type/c_5794","resourcetype":"conference paper"}]},"item_22_source_id_9":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AN00349328","subitem_source_identifier_type":"NCID"}]},"item_22_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"近年、普及が進むスマートメータシステムにおいて、件数の多いメーターデータの処理は多くの計算機リソースや処理時間を要する課題がある。そこで、大量のメーターデータを効率的に処理するデータ格納方式を報告する。メーターデータは、常に変動する累積値であり欠測によりデータ順が保証されないため、従来の時系列DBでは効果的な圧縮が期待できない。そこで、データ形式の補正、二重差分による絶対値の抑制、半可変ビットを用いたデータ表現によって、効率的な圧縮を可能とするデータ格納方式を提案する。","subitem_description_type":"Other"}]},"item_22_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"378","bibliographic_titles":[{"bibliographic_title":"第80回全国大会講演論文集"}],"bibliographicPageStart":"377","bibliographicIssueDates":{"bibliographicIssueDate":"2018-03-13","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"1","bibliographicVolumeNumber":"2018"}]},"relation_version_is_last":true,"weko_creator_id":"6748"},"updated":"2025-01-20T02:07:30.434458+00:00","created":"2025-01-19T00:54:22.202048+00:00","id":187716}