{"created":"2021-03-01T06:07:10.640560+00:00","id":3421,"links":{},"metadata":{"_buckets":{"deposit":"99baa106-f83c-41a7-8d30-16310d53aa2f"},"_deposit":{"id":"3421","owners":[],"pid":{"revision_id":0,"type":"depid","value":"3421"},"status":"published"},"_oai":{"id":"oai:niigata-u.repo.nii.ac.jp:00003421","sets":["453:454","468:469:470"]},"item_5_alternative_title_1":{"attribute_name":"その他のタイトル","attribute_value_mlt":[{"subitem_alternative_title":"Cybersickness Estimated by Biosignals and Features of Triggered Motion Vectors"}]},"item_5_biblio_info_6":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"2006-03","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"3","bibliographicPageEnd":"583","bibliographicPageStart":"576","bibliographicVolumeNumber":"J89-D","bibliographic_titles":[{"bibliographic_title":"電子情報通信学会論文誌. D, 情報・システム"},{"bibliographic_title":"電子情報通信学会論文誌. D, 情報・システム","bibliographic_titleLang":"en"}]}]},"item_5_description_4":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"映像技術が目覚しく発展する一方で，映像酔い等，生体への影響が懸念されており，原因の解明と評価手法の確立が望まれている．本研究では生体影響の中でも特に映像酔いに注目し，生体情報と映像情報との関係から生体に影響を与えていると予想される特徴を動きベクトルで定量的に評価することを目的とした．まず生体信号から，設定した条件に当てはまる生体影響区間を定め，影響を受けたと想定されるトリガ時刻を定義した．その後，トリガ時刻近傍における映像の動きベクトルの時間周波数構造を調べ，単純類似度による評価を行った．更に，動きベクトルからシミュレーション映像（ランダムドットパターン）を制作し，実写映像との比較を行った．その結果，トリガ時刻での時間周波数構造は特定の成分をもち，0.3〜2.5Hzの周波数帯域に0.5以上の規格化パワーをもつ動きベクトルが生体に影響を与えている可能性が示唆された．","subitem_description_type":"Abstract"}]},"item_5_full_name_3":{"attribute_name":"著者別名","attribute_value_mlt":[{"nameIdentifiers":[{"nameIdentifier":"42820","nameIdentifierScheme":"WEKO"}],"names":[{"name":"Nomura, Eri"}]},{"nameIdentifiers":[{"nameIdentifier":"42821","nameIdentifierScheme":"WEKO"}],"names":[{"name":"Kiyu, Tohru"}]},{"nameIdentifiers":[{"nameIdentifier":"42822","nameIdentifierScheme":"WEKO"}],"names":[{"name":"Nakamura, Yukihiro"}]},{"nameIdentifiers":[{"nameIdentifier":"42823","nameIdentifierScheme":"WEKO"}],"names":[{"name":"Iijima, Atsuhiko"}]},{"nameIdentifiers":[{"nameIdentifier":"42824","nameIdentifierScheme":"WEKO"}],"names":[{"name":"Bando, Takehiko"}]}]},"item_5_publisher_7":{"attribute_name":"出版者","attribute_value_mlt":[{"subitem_publisher":"電子情報通信学会"}]},"item_5_relation_31":{"attribute_name":"異版である","attribute_value_mlt":[{"subitem_relation_type":"isVersionOf","subitem_relation_type_id":{"subitem_relation_type_id_text":"http://www.ieice.org/jpn/trans_online/","subitem_relation_type_select":"URI"}}]},"item_5_rights_15":{"attribute_name":"権利","attribute_value_mlt":[{"subitem_rights":"copyright©2006 IEICE"}]},"item_5_select_19":{"attribute_name":"著者版フラグ","attribute_value_mlt":[{"subitem_select_item":"publisher"}]},"item_5_source_id_11":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AA12099634","subitem_source_identifier_type":"NCID"}]},"item_5_source_id_9":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"18804535","subitem_source_identifier_type":"ISSN"}]},"item_creator":{"attribute_name":"著者","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"野村, 恵理"}],"nameIdentifiers":[{"nameIdentifier":"42815","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"木竜, 徹"}],"nameIdentifiers":[{"nameIdentifier":"42816","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"中村, 亨弥"}],"nameIdentifiers":[{"nameIdentifier":"42817","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"飯島, 淳彦"}],"nameIdentifiers":[{"nameIdentifier":"42818","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"坂東, 武彦"}],"nameIdentifiers":[{"nameIdentifier":"42819","nameIdentifierScheme":"WEKO"}]}]},"item_files":{"attribute_name":"ファイル情報","attribute_type":"file","attribute_value_mlt":[{"accessrole":"open_date","date":[{"dateType":"Available","dateValue":"2019-07-30"}],"displaytype":"detail","filename":"J89-D(3)_576-583.pdf","filesize":[{"value":"825.5 kB"}],"format":"application/pdf","licensetype":"license_note","mimetype":"application/pdf","url":{"label":"J89-D(3)_576-583.pdf","url":"https://niigata-u.repo.nii.ac.jp/record/3421/files/J89-D(3)_576-583.pdf"},"version_id":"91d2bdb4-3f00-498b-8a50-63e8e61fc116"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"動きベクトル","subitem_subject_scheme":"Other"},{"subitem_subject":"映像酔い","subitem_subject_scheme":"Other"},{"subitem_subject":"時間周波数解析","subitem_subject_scheme":"Other"},{"subitem_subject":"単純類似度","subitem_subject_scheme":"Other"}]},"item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"jpn"}]},"item_resource_type":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"resourcetype":"journal article","resourceuri":"http://purl.org/coar/resource_type/c_6501"}]},"item_title":"生体信号から推定した映像酔いとそのきっかけとなった映像の動きベクトルの特徴","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"生体信号から推定した映像酔いとそのきっかけとなった映像の動きベクトルの特徴"},{"subitem_title":"生体信号から推定した映像酔いとそのきっかけとなった映像の動きベクトルの特徴","subitem_title_language":"en"}]},"item_type_id":"5","owner":"1","path":["454","470"],"pubdate":{"attribute_name":"公開日","attribute_value":"2009-07-23"},"publish_date":"2009-07-23","publish_status":"0","recid":"3421","relation_version_is_last":true,"title":["生体信号から推定した映像酔いとそのきっかけとなった映像の動きベクトルの特徴"],"weko_creator_id":"1","weko_shared_id":null},"updated":"2022-12-15T03:36:35.510455+00:00"}