{"created":"2023-05-15T14:46:19.631725+00:00","id":63595,"links":{},"metadata":{"_buckets":{"deposit":"64a9d633-03d2-4bb3-a80f-13cc63c848e9"},"_deposit":{"created_by":1,"id":"63595","owners":[1],"pid":{"revision_id":0,"type":"depid","value":"63595"},"status":"published"},"_oai":{"id":"oai:repo.qst.go.jp:00063595","sets":["10:29"]},"author_link":["627629","627633","627631","627638","627640","627632","627637","627635","627636","627634","627639","627630"],"item_10005_date_7":{"attribute_name":"発表年月日","attribute_value_mlt":[{"subitem_date_issued_datetime":"2009-10-03","subitem_date_issued_type":"Issued"}]},"item_10005_description_5":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"目的:PET画像の空間分解能を改善するため、PETより高解像度な形態画像を利用する手法を提案し、形態画像としてCT, MRI, 脳アトラスを用い精度評価を行った。方法:提案手法は、wavelet変換の多重解像度解析を用い、高解像度な形態画像の高周波成分をPET画像の高周波成分と置換処理を行うものである。精度評価のために、人の脳内でのFDG-PETの集積を模したzubal phantomのシミュレーションを行い、3種の形態画像（CT, MRI, 脳アトラス）を参照画像とした。処理画像と真値画像において、10箇所に設定したROI値がどれだけ一致するか検討を行った。結果:脳CT画像は脳組織構造の情報をもたないため、PET画像の高解像化に寄与しなかった。一方、MRI、脳アトラスを用いることでROI値が真値に近づき、脳アトラスが最も真値と一致した結果となった。結論:本研究では、高解像度な形態画像を利用する提案手法がPET画像の高解像度化に貢献できることが示唆された。","subitem_description_type":"Abstract"}]},"item_10005_description_6":{"attribute_name":"会議概要（会議名, 開催地, 会期, 主催者等）","attribute_value_mlt":[{"subitem_description":"第49回日本核医学会学術総会","subitem_description_type":"Other"}]},"item_access_right":{"attribute_name":"アクセス権","attribute_value_mlt":[{"subitem_access_right":"metadata only access","subitem_access_right_uri":"http://purl.org/coar/access_right/c_14cb"}]},"item_creator":{"attribute_name":"著者","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"志田原, 美保"}],"nameIdentifiers":[{"nameIdentifier":"627629","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"伊藤, 浩"}],"nameIdentifiers":[{"nameIdentifier":"627630","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"木村, 裕一"}],"nameIdentifiers":[{"nameIdentifier":"627631","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"須原, 哲也"}],"nameIdentifiers":[{"nameIdentifier":"627632","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Ｔｓｏｕｍｐａｓ, Ｃｈａｒａｌａｍｐｏｓ"}],"nameIdentifiers":[{"nameIdentifier":"627633","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Ｈａｍｍｅｒｓ, Ａｌｅｘａｎｄｅｒ"}],"nameIdentifiers":[{"nameIdentifier":"627634","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Ｔｕｒｋｈｅｉｍｅｒ, Ｆｅｄｅｒｉｃｏ Ｅ．"}],"nameIdentifiers":[{"nameIdentifier":"627635","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"その他"}],"nameIdentifiers":[{"nameIdentifier":"627636","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"志田原 美保","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"627637","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"伊藤 浩","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"627638","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"木村 裕一","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"627639","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"須原 哲也","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"627640","nameIdentifierScheme":"WEKO"}]}]},"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":"conference object","resourceuri":"http://purl.org/coar/resource_type/c_c94f"}]},"item_title":"脳PET画像の部分容積効果補正法を目的とした形態画像の活用","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"脳PET画像の部分容積効果補正法を目的とした形態画像の活用"}]},"item_type_id":"10005","owner":"1","path":["29"],"pubdate":{"attribute_name":"公開日","attribute_value":"2009-10-05"},"publish_date":"2009-10-05","publish_status":"0","recid":"63595","relation_version_is_last":true,"title":["脳PET画像の部分容積効果補正法を目的とした形態画像の活用"],"weko_creator_id":"1","weko_shared_id":-1},"updated":"2023-05-15T21:21:11.159876+00:00"}