{"created":"2021-03-01T06:18:24.526058+00:00","id":1820,"links":{},"metadata":{"_buckets":{"deposit":"99fd49bc-abf6-4756-b9fe-0c4da4505bba"},"_deposit":{"id":"1820","owners":[],"pid":{"revision_id":0,"type":"depid","value":"1820"},"status":"published"},"_oai":{"id":"oai:repository.dl.itc.u-tokyo.ac.jp:00001820","sets":["34:105:262","9:233:234"]},"item_7_alternative_title_1":{"attribute_name":"その他のタイトル","attribute_value_mlt":[{"subitem_alternative_title":"Tracking People using Adaptive Environmental Attributes based on Long-Term Observation of Human Activities"}]},"item_7_biblio_info_7":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"2007-02-02","bibliographicIssueDateType":"Issued"},"bibliographic_titles":[{}]}]},"item_7_date_granted_25":{"attribute_name":"学位授与年月日","attribute_value_mlt":[{"subitem_dategranted":"2007-03"}]},"item_7_description_5":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"視野を共有する複数のカメラを用いて, 三次元空間における人物頭部の実時間追跡を行う. 追跡に用いる指標として, 観測画像から得られる画像特徴量以外に, 環境属性情報を用いる. 環境属性情報とは, 対象シーン内の人物の三次元的な存在可能性を意味し, 障害物の配置などの物理的な制約に依るもの, 人物の行動履歴に依るものがある. 本研究では, 後者を獲得し, そしてそれを追跡の枠組みに統合する. 具体的には, 環境属性情報を混合正規分布で表現し, オンラインEM アルゴリズムにより人物行動履歴を逐次的に学習することで獲得する. そして, ICONDENSATION の考えに基づき, 環境属性情報をImportance Function として追跡の枠組みに統合する. これにより人物追跡と対象シーンに特化した環境属性の獲得の両者を同時に実現することを可能とする. 最後に, 実環境における実験により, 本手法の有効性を確認する．","subitem_description_type":"Abstract"}]},"item_7_select_21":{"attribute_name":"学位","attribute_value_mlt":[{"subitem_select_item":"master"}]},"item_7_subject_13":{"attribute_name":"日本十進分類法","attribute_value_mlt":[{"subitem_subject":"548","subitem_subject_scheme":"NDC"}]},"item_7_text_24":{"attribute_name":"研究科・専攻","attribute_value_mlt":[{"subitem_text_value":"情報理工学系研究科電子情報学専攻"}]},"item_7_text_27":{"attribute_name":"学位記番号","attribute_value_mlt":[{"subitem_text_value":"修第号"}]},"item_7_text_4":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"大学院情報理工学系研究科電子情報学専攻"}]},"item_creator":{"attribute_name":"著者","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"杉村, 大輔"}],"nameIdentifiers":[{"nameIdentifier":"5623","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":"2017-05-31"}],"displaytype":"detail","filename":"sugimura.pdf","filesize":[{"value":"3.6 MB"}],"format":"application/pdf","licensetype":"license_note","mimetype":"application/pdf","url":{"label":"sugimura.pdf","url":"https://repository.dl.itc.u-tokyo.ac.jp/record/1820/files/sugimura.pdf"},"version_id":"c64ff080-c2c0-4705-afbb-fba517434c47"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"人物追跡","subitem_subject_scheme":"Other"},{"subitem_subject":"環境属性","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":"thesis","resourceuri":"http://purl.org/coar/resource_type/c_46ec"}]},"item_title":"行動履歴を反映させた適応的環境属性を伴う三次元人物追跡","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"行動履歴を反映させた適応的環境属性を伴う三次元人物追跡"}]},"item_type_id":"7","owner":"1","path":["234","262"],"pubdate":{"attribute_name":"公開日","attribute_value":"2011-08-08"},"publish_date":"2011-08-08","publish_status":"0","recid":"1820","relation_version_is_last":true,"title":["行動履歴を反映させた適応的環境属性を伴う三次元人物追跡"],"weko_creator_id":"1","weko_shared_id":null},"updated":"2022-12-19T03:43:16.122885+00:00"}