{"metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00218864","sets":["1164:6389:10832:10943"]},"path":["10943"],"owner":"44499","recid":"218864","title":["音響法科学と録音属性推定"],"pubdate":{"attribute_name":"公開日","attribute_value":"2022-07-12"},"_buckets":{"deposit":"0e0d4409-6b9e-4fce-a79c-96e6c5c1e368"},"_deposit":{"id":"218864","pid":{"type":"depid","value":"218864","revision_id":0},"owners":[44499],"status":"published","created_by":44499},"item_title":"音響法科学と録音属性推定","author_link":["570139","570140"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"音響法科学と録音属性推定"},{"subitem_title":"Audio Forensics and Recording Property Estimation","subitem_title_language":"en"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"招待講演","subitem_subject_scheme":"Other"}]},"item_type_id":"4","publish_date":"2022-07-12","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"東京情報大学総合情報学科"}]},"item_4_text_4":{"attribute_name":"著者所属(英)","attribute_value_mlt":[{"subitem_text_value":"Department of Informatics, Tokyo University of Information Sciences","subitem_text_language":"en"}]},"item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"jpn"}]},"item_publisher":{"attribute_name":"出版者","attribute_value_mlt":[{"subitem_publisher":"情報処理学会","subitem_publisher_language":"ja"}]},"publish_status":"0","weko_shared_id":-1,"item_file_price":{"attribute_name":"Billing file","attribute_type":"file","attribute_value_mlt":[{"url":{"url":"https://ipsj.ixsq.nii.ac.jp/record/218864/files/IPSJ-SPT22048020.pdf","label":"IPSJ-SPT22048020.pdf"},"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-SPT22048020.pdf","filesize":[{"value":"743.4 kB"}],"mimetype":"application/pdf","priceinfo":[{"tax":["include_tax"],"price":"0","billingrole":"46"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_login","version_id":"b7ba5b0a-f32d-46cd-860d-4f0691d8a2a3","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2022 by the Institute of Electronics, Information and Communication Engineers This SIG report is only available to those in membership of the SIG."}]},"item_4_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"西村, 明"}],"nameIdentifiers":[{}]}]},"item_4_creator_6":{"attribute_name":"著者名(英)","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"Akira, Nishimura","creatorNameLang":"en"}],"nameIdentifiers":[{}]}]},"item_4_source_id_9":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AA12628305","subitem_source_identifier_type":"NCID"}]},"item_4_textarea_12":{"attribute_name":"Notice","attribute_value_mlt":[{"subitem_textarea_value":"SIG Technical Reports are nonrefereed and hence may later appear in any journals, conferences, symposia, etc."}]},"item_resource_type":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"resourceuri":"http://purl.org/coar/resource_type/c_18gh","resourcetype":"technical report"}]},"item_4_source_id_11":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"2188-8671","subitem_source_identifier_type":"ISSN"}]},"item_4_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"音響法科学はメディア法科学の一分野であり，音響学の原理と技術を犯罪捜査・法廷のために活かす研究と学問を指す．音響法科学の話題は，音声科学研究の一分野でもある話者識別，音響信号処理研究の一分野でもある雑音除去と音声強調，そして録音属性推定の三つに大別される．本講演では，前二者を概説したのち，録音属性推定に含まれる，録音対象識別，録音改ざん検出，録音機器および録音環境の推定，音響信号への情報秘匿の有無検出 (ステガナリシス) について触れる．特に，講演者が取り組んだ後二者の研究，録音機器および録音環境の推定とステガナリシスについて，少し詳しく解説する．","subitem_description_type":"Other"}]},"item_4_description_8":{"attribute_name":"論文抄録(英)","attribute_value_mlt":[{"subitem_description":"Audio forensics is a research field of media forensics for criminal investigations and courts by utilizing acoustical science and technology. Research topics on audio forensics include speaker identification, a field of speech sciences, noise reduction and speech enhancement, a field of audio signal processing, and estimation of recording properties. This invited talk briefly introduces the former two topics, then moves on to the latter, which consists of recording target identification, tamper detection, estimation of recording environments and recording devices, and audio steganography. Mainly, the latter two topics, recording environment and device estimation, and audio steganography, tackled by the presenter, are described in more detail.","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"1","bibliographic_titles":[{"bibliographic_title":"研究報告セキュリティ心理学とトラスト（SPT）"}],"bibliographicPageStart":"1","bibliographicIssueDates":{"bibliographicIssueDate":"2022-07-12","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"20","bibliographicVolumeNumber":"2022-SPT-48"}]},"relation_version_is_last":true,"weko_creator_id":"44499"},"id":218864,"updated":"2025-01-19T15:00:22.306751+00:00","links":{},"created":"2025-01-19T01:19:12.511838+00:00"}