{"created":"2023-05-15T14:52:10.274625+00:00","id":71250,"links":{},"metadata":{"_buckets":{"deposit":"0dc7733c-1b9f-48ba-8abd-502a07a5b460"},"_deposit":{"created_by":1,"id":"71250","owners":[1],"pid":{"revision_id":0,"type":"depid","value":"71250"},"status":"published"},"_oai":{"id":"oai:repo.qst.go.jp:00071250","sets":["10:28"]},"author_link":["700376","700370","700388","700372","700389","700390","700373","700374","700380","700369","700384","700385","700375","700386","700382","700377","700387","700371","700383","700379","700381","700378"],"item_10005_date_7":{"attribute_name":"発表年月日","attribute_value_mlt":[{"subitem_date_issued_datetime":"2013-01-25","subitem_date_issued_type":"Issued"}]},"item_10005_description_5":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"PET/MRI統合スキャナ開発の要素技術のひとつとして生体組織による放射線吸収をMRI画像を基に補正する手法が提案されている。MRI画像により吸収係数が異なる組織に区分することはできるが、減弱係数そのものを求めることはできない。そこで、吸収係数の代表値が用いられるが、個人差による誤差の影響が懸念される。本研究では特に定量性が重要視される脳PET画像に吸収係数の誤差が及ぼす影響について検討した。特に、脳組織に割り当てる吸収係数の誤差がPETの画素値に最も大きく影響を及ぼすことがわかった。MRI画像に基づく吸収補正においては領域分割の精度に加え、割り当てる吸収係数の精度も重要であることが示された。","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":"JAMIT　フロンティア","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":"川口, 拓之"}],"nameIdentifiers":[{"nameIdentifier":"700369","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"谷川, 明日香"}],"nameIdentifiers":[{"nameIdentifier":"700370","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"菅, 幹生"}],"nameIdentifiers":[{"nameIdentifier":"700371","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"平野, 祥之"}],"nameIdentifiers":[{"nameIdentifier":"700372","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"白石, 貴博"}],"nameIdentifiers":[{"nameIdentifier":"700373","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"吉田, 英治"}],"nameIdentifiers":[{"nameIdentifier":"700374","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"木村, 泰之"}],"nameIdentifiers":[{"nameIdentifier":"700375","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"谷本, 克之"}],"nameIdentifiers":[{"nameIdentifier":"700376","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"小畠, 隆行"}],"nameIdentifiers":[{"nameIdentifier":"700377","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"伊藤, 浩"}],"nameIdentifiers":[{"nameIdentifier":"700378","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"山谷, 泰賀"}],"nameIdentifiers":[{"nameIdentifier":"700379","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"川口 拓之","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"700380","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"谷川 明日香","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"700381","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"菅 幹生","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"700382","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"平野 祥之","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"700383","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"白石 貴博","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"700384","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"吉田 英治","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"700385","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"木村 泰之","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"700386","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"谷本 克之","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"700387","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"小畠 隆行","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"700388","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"伊藤 浩","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"700389","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"山谷 泰賀","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"700390","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":"MRI 画像に基づくPET 吸収補正法が脳機能の定量解析に及ぼす影響","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"MRI 画像に基づくPET 吸収補正法が脳機能の定量解析に及ぼす影響"}]},"item_type_id":"10005","owner":"1","path":["28"],"pubdate":{"attribute_name":"公開日","attribute_value":"2013-09-19"},"publish_date":"2013-09-19","publish_status":"0","recid":"71250","relation_version_is_last":true,"title":["MRI 画像に基づくPET 吸収補正法が脳機能の定量解析に及ぼす影響"],"weko_creator_id":"1","weko_shared_id":-1},"updated":"2023-05-15T19:53:26.333803+00:00"}