{"created":"2021-03-01T06:50:41.942354+00:00","id":32067,"links":{},"metadata":{"_buckets":{"deposit":"4493a4f7-1553-4c12-ada0-3dec18f6a41d"},"_deposit":{"id":"32067","owners":[],"pid":{"revision_id":0,"type":"depid","value":"32067"},"status":"published"},"_oai":{"id":"oai:repository.dl.itc.u-tokyo.ac.jp:00032067","sets":["80:4411:4417","9:504:4413:4418"]},"item_4_alternative_title_1":{"attribute_name":"その他のタイトル","attribute_value_mlt":[{"subitem_alternative_title":"On some Problems in Epicenter Determination of Local Earthquakes"}]},"item_4_biblio_info_7":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"1974-03","bibliographicIssueDateType":"Issued"},"bibliographicPageEnd":"98","bibliographicPageStart":"83","bibliographicVolumeNumber":"12","bibliographic_titles":[{"bibliographic_title":"地震研究所研究速報"}]}]},"item_4_description_5":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"1964年6月の新潟地震の余震の震源決定を扱った前論文〔KAYANO(1968)〕において,1)P波の発現時刻のみを用いて,2)P波およびS波の発現時刻を用いて,発震時,震央位置および震源の深さ等の決定を行ない,1)の方法によって約200個,2)の方法によって約400個の震源が決定され,両方の結果を比較し,2)の方法で得られた結果の方がより一層妥当であると考えられることを述べた.またVp,Vp/Vsを求めたが,非常に大きなバラツキを示し,個々のVp,Vp/Vsの値そのものを過信すべきでないことを述べた.本論文においては,データの取扱いと計算方法に二,三の改良および変更を加えて震源の再計算を行った.特に前論文では残差の著るしく大きなデータを含む地震についての結果は信頼性に疑間があると考えて除外したが,今回は残差の大きなデータの棄却を行った結果著るしい改善のあとがみられた.そこで得られた結果およびこれに関する二,三の問題について述べる.","subitem_description_type":"Abstract"},{"subitem_description":"Some problems in epicenter determination of local earthquakes from data obtained by observation net consisting of a few or several stations were investigated. Origin times, epicenter locations and focal depths of aftershocks of the Niigata earthquake of June 16, 1964, were redetermined.","subitem_description_type":"Abstract"}]},"item_4_full_name_3":{"attribute_name":"著者別名","attribute_value_mlt":[{"nameIdentifiers":[{"nameIdentifier":"71153","nameIdentifierScheme":"WEKO"}],"names":[{"name":"Kayano, Ichiro"}]}]},"item_4_identifier_registration":{"attribute_name":"ID登録","attribute_value_mlt":[{"subitem_identifier_reg_text":"10.15083/00032058","subitem_identifier_reg_type":"JaLC"}]},"item_4_publisher_20":{"attribute_name":"出版者","attribute_value_mlt":[{"subitem_publisher":"東京大学地震研究所"}]},"item_4_source_id_10":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AN10165194","subitem_source_identifier_type":"NCID"}]},"item_4_subject_15":{"attribute_name":"日本十進分類法","attribute_value_mlt":[{"subitem_subject":"051.1","subitem_subject_scheme":"NDC"}]},"item_4_text_21":{"attribute_name":"出版者別名","attribute_value_mlt":[{"subitem_text_value":"Earthquake Research Institute, University of Tokyo"}]},"item_4_text_4":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"地震研究所"}]},"item_creator":{"attribute_name":"著者","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"茅野, 一郎"}],"nameIdentifiers":[{"nameIdentifier":"71152","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":"2017-06-12"}],"displaytype":"detail","filename":"jis0120006.pdf","filesize":[{"value":"794.6 kB"}],"format":"application/pdf","licensetype":"license_note","mimetype":"application/pdf","url":{"label":"jis0120006.pdf","url":"https://repository.dl.itc.u-tokyo.ac.jp/record/32067/files/jis0120006.pdf"},"version_id":"461e739d-7643-46f0-9feb-499725ca020a"}]},"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":"departmental bulletin paper","resourceuri":"http://purl.org/coar/resource_type/c_6501"}]},"item_title":"近地地震の震源決定に関する二、三の問題 : 新潟地震の余震を例として","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"近地地震の震源決定に関する二、三の問題 : 新潟地震の余震を例として"}]},"item_type_id":"4","owner":"1","path":["4417","4418"],"pubdate":{"attribute_name":"公開日","attribute_value":"2010-12-22"},"publish_date":"2010-12-22","publish_status":"0","recid":"32067","relation_version_is_last":true,"title":["近地地震の震源決定に関する二、三の問題 : 新潟地震の余震を例として"],"weko_creator_id":"1","weko_shared_id":null},"updated":"2022-12-19T04:06:52.678034+00:00"}