{"id":214817,"metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00214817","sets":["6504:10735:10808"]},"path":["10808"],"owner":"44499","recid":"214817","title":["ストロークデータの圧縮手法の比較と改良"],"pubdate":{"attribute_name":"公開日","attribute_value":"2021-03-04"},"_buckets":{"deposit":"64cd65ac-76a8-4316-95ea-b84562f29f1d"},"_deposit":{"id":"214817","pid":{"type":"depid","value":"214817","revision_id":0},"owners":[44499],"status":"published","created_by":44499},"item_title":"ストロークデータの圧縮手法の比較と改良","author_link":["552798"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"ストロークデータの圧縮手法の比較と改良"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"人工知能と認知科学","subitem_subject_scheme":"Other"}]},"item_type_id":"22","publish_date":"2021-03-04","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":"東理大"}]},"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/214817/files/IPSJ-Z83-4C-01.pdf","label":"IPSJ-Z83-4C-01.pdf"},"date":[{"dateType":"Available","dateValue":"2021-12-28"}],"format":"application/pdf","filename":"IPSJ-Z83-4C-01.pdf","filesize":[{"value":"367.8 kB"}],"mimetype":"application/pdf","accessrole":"open_date","version_id":"e1ecb2f8-e8c9-4c3d-9f39-1d15b59770c2","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2021 by the Information Processing Society of Japan"}]},"item_22_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"小林, 亮太郎"}],"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":"タブレット端末やスマートペンシルの普及により、タブレット上での筆記データをストロークデータとして保存する機会が増えている。しかし、ストロークデータはサンプリング周期を短くすると大きな記憶領域を必要とするという問題がある。そこで本研究ではストロークデータをより正確により小さく圧縮するために、差分符号化、ハフマン符号化、スプライン近似における節点数の削減などの圧縮手法を組み合わせ、圧縮率を比較した。結果として、差分を用いた手法とハフマン符号化を組み合わせた場合に圧縮後のサイズは元データの約7%と大きく圧縮できることが分かった。","subitem_description_type":"Other"}]},"item_22_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"22","bibliographic_titles":[{"bibliographic_title":"第83回全国大会講演論文集"}],"bibliographicPageStart":"21","bibliographicIssueDates":{"bibliographicIssueDate":"2021-03-04","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"1","bibliographicVolumeNumber":"2021"}]},"relation_version_is_last":true,"weko_creator_id":"44499"},"updated":"2025-01-19T16:27:15.681955+00:00","created":"2025-01-19T01:15:36.792460+00:00","links":{}}