{"_buckets": {"deposit": "fecb9834-a2a2-408b-989e-cac216fc97fe"}, "_deposit": {"id": "12493", "owners": [], "pid": {"revision_id": 0, "type": "depid", "value": "12493"}, "status": "published"}, "_oai": {"id": "oai:soar-ir.repo.nii.ac.jp:00012493", "sets": ["1222"]}, "author_link": ["38124", "38125", "38126"], "item_1628147817048": {"attribute_name": "出版タイプ", "attribute_value_mlt": [{"subitem_version_resource": "http://purl.org/coar/version/c_970fb48d4fbd8a85", "subitem_version_type": "VoR"}]}, "item_6_biblio_info_6": {"attribute_name": "書誌情報", "attribute_value_mlt": [{"bibliographicIssueDates": {"bibliographicIssueDate": "2008-09", "bibliographicIssueDateType": "Issued"}, "bibliographicIssueNumber": "1", "bibliographicPageEnd": "184", "bibliographicPageStart": "175", "bibliographicVolumeNumber": "1", "bibliographic_titles": [{"bibliographic_title": "情報処理学会論文誌. 数理モデル化と応用"}]}]}, "item_6_description_20": {"attribute_name": "抄録", "attribute_value_mlt": [{"subitem_description": "本稿では，従来法の1 つであるベイジアンフィルタを用いたspam メールフィルタの精度（true negative rate）を改善する方法について提案する．これまでの学習型spam メールフィルタとしては，ベイジアンフィルタがよく利用されており，一定の成果が得られている．しかしながら，ベイジアンフィルタを利用した方法においても，誤検出率（false positive rate）の低減や，さらなる精度向上が期待される．我々は，単語のspam 確率（尤度）の分布およびメールのspam 度の分布状況を分析し，誤検出をおさえながらも，高い判定精度を実現する方法について提案し，その精度について，従来方式と比較して評価する．We propose an improved baysian filter for spam mail detection. Bayesian filter was used on existing learning spam filters which achieved some positive results. Although we expect them to improve the true negative rate while keeping the false positive rate low. Therefore, it was based on a thorough review of distribution for each word and mail that our means of spam mail detectionshowed an impressively higher accuracy than ever.", "subitem_description_type": "Abstract"}]}, "item_6_description_30": {"attribute_name": "資源タイプ（コンテンツの種類）", "attribute_value_mlt": [{"subitem_description": "Article", "subitem_description_type": "Other"}]}, "item_6_description_31": {"attribute_name": "フォーマット：mimeタイプ", "attribute_value_mlt": [{"subitem_description": "application/pdf", "subitem_description_type": "Other"}]}, "item_6_description_5": {"attribute_name": "引用", "attribute_value_mlt": [{"subitem_description": "情報処理学会論文誌 数理モデル化と応用1(1): 175–184 (2008)", "subitem_description_type": "Other"}]}, "item_6_link_3": {"attribute_name": "信州大学研究者総覧へのリンク", "attribute_value_mlt": [{"subitem_link_text": "丸山, 稔", "subitem_link_url": "http://soar-rd.shinshu-u.ac.jp/profile/ja.WCnCbpkh.html"}]}, "item_6_publisher_4": {"attribute_name": "出版者", "attribute_value_mlt": [{"subitem_publisher": "一般社団法人情報処理学会"}]}, "item_6_rights_62": {"attribute_name": "権利", "attribute_value_mlt": [{"subitem_rights": "Copyright (c) 2008 by the Information Processing Society of Japan"}]}, "item_6_select_64": {"attribute_name": "著者版フラグ", "attribute_value_mlt": [{"subitem_select_item": "publisher"}]}, "item_6_source_id_35": {"attribute_name": "ISSN", "attribute_value_mlt": [{"subitem_source_identifier": "0387-5806", "subitem_source_identifier_type": "ISSN"}]}, "item_6_source_id_39": {"attribute_name": "NII ISSN", "attribute_value_mlt": [{"subitem_source_identifier": "0387-5806", "subitem_source_identifier_type": "ISSN"}]}, "item_6_source_id_40": {"attribute_name": "書誌レコードID", "attribute_value_mlt": [{"subitem_source_identifier": "AA11464803", "subitem_source_identifier_type": "NCID"}]}, "item_creator": {"attribute_name": "著者", "attribute_type": "creator", "attribute_value_mlt": [{"creatorNames": [{"creatorName": "丸山,  稔"}], "nameIdentifiers": [{"nameIdentifier": "38124", "nameIdentifierScheme": "WEKO"}]}, {"creatorNames": [{"creatorName": "谷岡,  広樹"}], "nameIdentifiers": [{"nameIdentifier": "38125", "nameIdentifierScheme": "WEKO"}]}, {"creatorNames": [{"creatorName": "中川,  尚"}], "nameIdentifiers": [{"nameIdentifier": "38126", "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": "2015-09-28"}], "displaytype": "detail", "download_preview_message": "", "file_order": 0, "filename": "IPSJ-TOM0101015.pdf", "filesize": [{"value": "553.8 kB"}], "format": "application/pdf", "future_date_message": "", "is_thumbnail": false, "licensetype": "license_note", "mimetype": "application/pdf", "size": 553800.0, "url": {"label": "IPSJ-TOM0101015.pdf", "url": "https://soar-ir.repo.nii.ac.jp/record/12493/files/IPSJ-TOM0101015.pdf"}, "version_id": "a80035f4-e397-4f3a-b8fc-eefa44e9132f"}]}, "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": "特徴抽出方法の改善によるベイジアンフィルタの精度向上", "item_titles": {"attribute_name": "タイトル", "attribute_value_mlt": [{"subitem_title": "特徴抽出方法の改善によるベイジアンフィルタの精度向上", "subitem_title_language": "ja"}]}, "item_type_id": "6", "owner": "1", "path": ["1222"], "permalink_uri": "http://hdl.handle.net/10091/12018", "pubdate": {"attribute_name": "PubDate", "attribute_value": "2011-03-10"}, "publish_date": "2011-03-10", "publish_status": "0", "recid": "12493", "relation": {}, "relation_version_is_last": true, "title": ["特徴抽出方法の改善によるベイジアンフィルタの精度向上"], "weko_shared_id": -1}