{"created":"2025-04-25T02:11:48.921618+00:00","id":2014393,"links":{},"metadata":{"_buckets":{"deposit":"11e9706d-9253-4337-8c2e-2bc57db172e7"},"_deposit":{"created_by":10,"id":"2014393","owners":[10],"pid":{"revision_id":0,"type":"depid","value":"2014393"},"status":"published"},"_oai":{"id":"oai:fra.repo.nii.ac.jp:02014393","sets":["1:7:1745476182026"]},"author_link":[],"item_10001_biblio_info_7":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"1992-09","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"1","bibliographicNumberOfPages":"3","bibliographicPageEnd":"43","bibliographicPageStart":"41","bibliographicVolumeNumber":"21","bibliographic_titles":[{"bibliographic_title":"栽培漁業技術開発研究","bibliographic_titleLang":"ja"}]}]},"item_10001_description_5":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"標本抽出した遊漁船に乗船した遊漁者全員の釣獲量が記録される場合の総数推定を考えた。この場合のサンプリングは遊漁船を抽出単位,遊漁者を要素とする1段のクラスターサンプリングである。1隻当たりの平均釣獲量に総船数をかけてひきのばす推定量と、1人1日当たりの平均釣獲量に総人数をかける推定量を考えた。前者は不偏推定量で,総人数は不要であるが総船数が必要となる。後者は単位(船)の大きさを用いた比推定量で総人数が必要である。不偏推定量の分散は船間の変動に,比推定量のそれは遊漁者間の変動にそれぞれ依存する。精度の向上には季節ごとの推定や釣獲量による船の層別が有効である。","subitem_description_language":"ja","subitem_description_type":"Abstract"}]},"item_10001_publisher_8":{"attribute_name":"出版者","attribute_value_mlt":[{"subitem_publisher":"日本栽培漁業協会","subitem_publisher_language":"ja"}]},"item_10001_relation_16":{"attribute_name":"情報源","attribute_value_mlt":[{"subitem_relation_type_id":{"subitem_relation_type_id_text":"saibai_g_21_1_41","subitem_relation_type_select":"Local"}}]},"item_10001_source_id_11":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AN00394140","subitem_source_identifier_type":"NCID"}]},"item_10001_source_id_9":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"0911-6753","subitem_source_identifier_type":"PISSN"}]},"item_10001_version_type_20":{"attribute_name":"著者版フラグ","attribute_value_mlt":[{"subitem_version_resource":"http://purl.org/coar/version/c_970fb48d4fbd8a85","subitem_version_type":"VoR"}]},"item_access_right":{"attribute_name":"アクセス権","attribute_value_mlt":[{"subitem_access_right":"open access","subitem_access_right_uri":"http://purl.org/coar/access_right/c_abf2"}]},"item_creator":{"attribute_name":"著者","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"北田, 修一","creatorNameLang":"ja","creatorNameType":"Organizational"}],"familyNames":[{"familyName":"北田","familyNameLang":"ja"}],"givenNames":[{"givenName":"修一","givenNameLang":"ja"}]}]},"item_files":{"attribute_name":"ファイル情報","attribute_type":"file","attribute_value_mlt":[{"accessrole":"open_access","date":[{"dateType":"Available","dateValue":"2025-04-24"}],"filename":"saibai_g_21_1_41.pdf","filesize":[{"value":"275.2 KB"}],"format":"application/pdf","licensetype":"license_0","mimetype":"application/pdf","url":{"url":"https://fra.repo.nii.ac.jp/record/2014393/files/saibai_g_21_1_41.pdf"},"version_id":"49313f08-fdde-4bcb-9665-11ac907a8c5a"},{"accessrole":"open_access","date":[{"dateType":"Available","dateValue":"2025-05-22"}],"filename":"sai_g_21_1_41_abs_j.pdf","filesize":[{"value":"295.1 KB"}],"format":"application/pdf","licensetype":"license_0","mimetype":"application/pdf","url":{"url":"https://fra.repo.nii.ac.jp/record/2014393/files/sai_g_21_1_41_abs_j.pdf"},"version_id":"2efe4d5d-df5e-4cf5-98f6-453418f20cdf"}]},"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":"クラスターサンプリングによる遊漁釣獲量の推定","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"クラスターサンプリングによる遊漁釣獲量の推定","subitem_title_language":"ja"}]},"item_type_id":"10001","owner":"10","path":["1745476182026"],"pubdate":{"attribute_name":"PubDate","attribute_value":"2025-04-24"},"publish_date":"2025-04-24","publish_status":"0","recid":"2014393","relation_version_is_last":true,"title":["クラスターサンプリングによる遊漁釣獲量の推定"],"weko_creator_id":"10","weko_shared_id":-1},"updated":"2025-05-27T04:46:55.787477+00:00"}