{"links":{},"id":210766,"metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00210766","sets":["6164:6165:6640:10580"]},"path":["10580"],"owner":"44499","recid":"210766","title":["列車の到着時間案内アプリの実用性向上"],"pubdate":{"attribute_name":"公開日","attribute_value":"2020-06-17"},"_buckets":{"deposit":"953be001-b1a6-4325-b9db-5244a115289a"},"_deposit":{"id":"210766","pid":{"type":"depid","value":"210766","revision_id":0},"owners":[44499],"status":"published","created_by":44499},"item_title":"列車の到着時間案内アプリの実用性向上","author_link":["534316","534317"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"列車の到着時間案内アプリの実用性向上"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"位置情報システム","subitem_subject_scheme":"Other"}]},"item_type_id":"18","publish_date":"2020-06-17","item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"jpn"}]},"item_18_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"愛知工業大学大学院 経営情報科学研究科"},{"subitem_text_value":"愛知工業大学 情報科学部情報科学科"}]},"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/210766/files/IPSJ-DICOMO2020053.pdf","label":"IPSJ-DICOMO2020053.pdf"},"date":[{"dateType":"Available","dateValue":"2022-06-17"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-DICOMO2020053.pdf","filesize":[{"value":"3.7 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":"44"}],"accessrole":"open_date","version_id":"0df8f49f-8c6a-47e8-86f0-840199f8c1b7","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2020 by the Information Processing Society of Japan"}]},"item_18_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"井上, 晴稀"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"梶, 克彦"}],"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_18_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"日本の鉄道は複雑に発達しており，定時制のある運行を行っている．公共交通機関を利用する乗客が円滑に移動するためには，乗客に対して列車に関する情報を提供する必要がある．以前，我々はスマートフォンを使い，GPS を利用した位置情報から乗客の乗っている列車を自動で推定し，到着時間を乗客に提示するアプリケーションを提案した．しかし従来の推定処理は，乗客の移動履歴が長くなってしまうと，列車の推定にかかる処理時間が増大してしまうという問題点を抱えている．そこで，列車の推定にかかる時間を短縮させるため，長大な乗客の移動履歴を構成する位置情報の数を間引いて推定処理を行うように変更する．また，乗客の乗っている列車の候補順位を指標とする精度を維持するために，路線推定処理と列車推定処理においてハウスドルフ距離を用いて類似度を出す処理に変更し実装する．他にも，従来システムでは候補順位が表れていない部分が発生する問題があったため，方向推定処理内の処理も変更する．","subitem_description_type":"Other"}]},"item_18_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"353","bibliographic_titles":[{"bibliographic_title":"マルチメディア，分散協調とモバイルシンポジウム2072論文集"}],"bibliographicPageStart":"346","bibliographicIssueDates":{"bibliographicIssueDate":"2020-06-17","bibliographicIssueDateType":"Issued"},"bibliographicVolumeNumber":"2020"}]},"relation_version_is_last":true,"weko_creator_id":"44499"},"created":"2025-01-19T01:11:58.207362+00:00","updated":"2025-01-19T18:01:54.873221+00:00"}