{"updated":"2025-01-19T23:45:00.780128+00:00","metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00193993","sets":["1164:3696:9666:9667"]},"path":["9667"],"owner":"44499","recid":"193993","title":["スマートフォンカメラによる距離推定手法の改善と評価"],"pubdate":{"attribute_name":"公開日","attribute_value":"2019-01-17"},"_buckets":{"deposit":"2cdfb48c-bd8f-4297-a6c4-ea2486db6afa"},"_deposit":{"id":"193993","pid":{"type":"depid","value":"193993","revision_id":0},"owners":[44499],"status":"published","created_by":44499},"item_title":"スマートフォンカメラによる距離推定手法の改善と評価","author_link":["455849","455848","455850","455847"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"スマートフォンカメラによる距離推定手法の改善と評価"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"CDS","subitem_subject_scheme":"Other"}]},"item_type_id":"4","publish_date":"2019-01-17","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"工学院大学"},{"subitem_text_value":"工学院大学"}]},"item_4_text_4":{"attribute_name":"著者所属(英)","attribute_value_mlt":[{"subitem_text_value":"Kogakuin University","subitem_text_language":"en"},{"subitem_text_value":"Kogakuin University","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/193993/files/IPSJ-GN19106033.pdf","label":"IPSJ-GN19106033.pdf"},"date":[{"dateType":"Available","dateValue":"2021-01-17"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-GN19106033.pdf","filesize":[{"value":"6.3 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":"29"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_date","version_id":"a62ea2b5-96bb-4e85-a6cb-74fdc8fb2549","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2019 by the Information Processing Society of Japan"}]},"item_4_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"北野, 和彦"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"小林, 亜樹"}],"nameIdentifiers":[{}]}]},"item_4_creator_6":{"attribute_name":"著者名(英)","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"Kazuhiko, Kitano","creatorNameLang":"en"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"Aki, Kobayashi","creatorNameLang":"en"}],"nameIdentifiers":[{}]}]},"item_4_source_id_9":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AA1155524X","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":"2188-8744","subitem_source_identifier_type":"ISSN"}]},"item_4_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"単眼カメラによる撮影画像からの距離推定法として知られる DFF 法では，撮影フォーカス位置毎の像倍率変化が推定精度低下につながる．そこで筆者らは，撮影画像のみから像倍率変化率を推定する手法を開発し，推定精度を改善している．本稿では，DFF 法のもう一つの弱点であるエッジ部のボケの悪影響を回避するため，エッジ検出点が誤推定を及ぼす範囲を推定対象から除外する手法を提案する．実際に撮影した画像列から距離画像を推定し，その結果を精度の観点で性能評価を行い，提案手法の有効性を確かめる．","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"8","bibliographic_titles":[{"bibliographic_title":"研究報告グループウェアとネットワークサービス（GN）"}],"bibliographicPageStart":"1","bibliographicIssueDates":{"bibliographicIssueDate":"2019-01-17","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"33","bibliographicVolumeNumber":"2019-GN-106"}]},"relation_version_is_last":true,"weko_creator_id":"44499"},"created":"2025-01-19T00:59:07.458745+00:00","id":193993,"links":{}}