JP2010511243A - ファイルのコンテンツ識別子を比較するシステム - Google Patents
ファイルのコンテンツ識別子を比較するシステム Download PDFInfo
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- JP2010511243A JP2010511243A JP2009538822A JP2009538822A JP2010511243A JP 2010511243 A JP2010511243 A JP 2010511243A JP 2009538822 A JP2009538822 A JP 2009538822A JP 2009538822 A JP2009538822 A JP 2009538822A JP 2010511243 A JP2010511243 A JP 2010511243A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/60—Information retrieval; Database structures therefor; File system structures therefor of audio data
- G06F16/68—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually
- G06F16/683—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually using metadata automatically derived from the content
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/40—Information retrieval; Database structures therefor; File system structures therefor of multimedia data, e.g. slideshows comprising image and additional audio data
- G06F16/48—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/70—Information retrieval; Database structures therefor; File system structures therefor of video data
- G06F16/78—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually
- G06F16/783—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually using metadata automatically derived from the content
Abstract
Description
Claims (10)
- ファイルのコンテンツ識別子を別のファイルのコンテンツ識別子と比較する比較器を有するシステムであって、コンテンツ識別子は少なくとも1つのパラメータにより規定され、当該システムはセレクタをさらに有し、該セレクタは、前記ファイルの少なくとも2つのコンテンツ識別子のグループの中から、コンテンツ識別子の前記グループの前記パラメータの値に依存して、前記ファイルの少なくとも1つのコンテンツ識別子のサブグループを比較に備えて選択する、システム。
- コンテンツ識別子の前記グループの前記パラメータの1つ以上の関数値を計算する計算器と、前記関数値を少なくとも1つの閾値と比較する別の比較器とをさらに有し、少なくとも1つの比較結果に応じて、前記セレクタを制御する、請求項1記載のシステム。
- 前記少なくとも1つのパラメータは第1のパラメータであり、前記コンテンツ識別子は第2のパラメータによりさらに規定される、請求項1記載のシステム。
- コンテンツ識別子の前記グループの前記第1のパラメータの1つ以上の第1の関数値を計算し、コンテンツ識別子の前記グループの前記第2のパラメータの1つ以上の第2の関数値を計算する計算器と、前記第1の関数値を少なくとも1つの第1の閾値と比較し、前記第2の関数値を少なくとも1つの第2の閾値と比較する別の比較器とをさらに有し、少なくとも1つの比較結果に応じて、前記セレクタを制御する、請求項3記載のシステム。
- コンテンツ識別子の前記グループが、ビデオフィンガープリント、オーディオフィンガープリント、オーディオ/ビデオフィンガープリント、グローバルユニーク識別子、ハッシュアルゴリズム、巡回冗長検査、固有の識別子、タイトル、ファイル名、ファイル持続時間、ファイルサイズ、アルバム名及びアーティスト名の内の少なくとも2つを含む、請求項1記載のシステム。
- 前記第1及び第2のパラメータの一方が精度パラメータであり、他方がコストパラメータである、請求項3記載のシステム。
- 請求項1記載のシステムを有する装置。
- ファイルのコンテンツ識別子を別のファイルのコンテンツ識別子と比較するステップを有する方法であって、コンテンツ識別子は少なくとも1つのパラメータにより規定され、当該方法は選択ステップをさらに有し、該選択ステップは、前記ファイルの少なくとも2つのコンテンツ識別子のグループの中から、コンテンツ識別子の前記グループの前記パラメータの値に依存して、前記ファイルの少なくとも1つのコンテンツ識別子のサブグループを比較に備えて選択する、方法。
- 請求項8記載の方法をコンピュータに実行させるコンピュータプログラム。
- 請求項9に記載のコンピュータプログラムを記憶する媒体。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP06125103 | 2006-11-30 | ||
EP06125103.9 | 2006-11-30 | ||
PCT/IB2007/054798 WO2008065604A1 (en) | 2006-11-30 | 2007-11-27 | Arrangement for comparing content identifiers of files |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010511243A true JP2010511243A (ja) | 2010-04-08 |
JP5209635B2 JP5209635B2 (ja) | 2013-06-12 |
Family
ID=39246549
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009538822A Expired - Fee Related JP5209635B2 (ja) | 2006-11-30 | 2007-11-27 | ファイルのコンテンツ識別子を比較するシステム |
Country Status (5)
Country | Link |
---|---|
US (1) | US8825684B2 (ja) |
EP (1) | EP2100239A1 (ja) |
JP (1) | JP5209635B2 (ja) |
CN (1) | CN101542484A (ja) |
WO (1) | WO2008065604A1 (ja) |
Families Citing this family (12)
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US8219592B2 (en) * | 2008-02-29 | 2012-07-10 | International Business Machines Corporation | Method and system for using overlay manifests to encode differences between virtual machine images |
US7856439B2 (en) * | 2008-02-29 | 2010-12-21 | International Business Machines Corporation | Method and system for using semantic information to improve virtual machine image management |
US7856440B2 (en) * | 2008-02-29 | 2010-12-21 | International Business Machines Corporation | Method and system for separating content identifiers from content reconstitution information in virtual machine images |
US7996414B2 (en) | 2008-02-29 | 2011-08-09 | International Business Machines Corporation | Method and system for separating file system metadata from other metadata in virtual machine image format |
KR101652436B1 (ko) * | 2010-08-17 | 2016-08-30 | 에스케이텔레콤 주식회사 | 분산파일 시스템에서의 중복 제거 장치 및 방법 |
CN102446526B (zh) * | 2010-10-14 | 2015-07-01 | 腾讯科技(深圳)有限公司 | 音轨共享方法及系统 |
US9438940B2 (en) * | 2014-04-07 | 2016-09-06 | The Nielsen Company (Us), Llc | Methods and apparatus to identify media using hash keys |
US10587594B1 (en) * | 2014-09-23 | 2020-03-10 | Amazon Technologies, Inc. | Media based authentication |
US20160239508A1 (en) * | 2015-02-12 | 2016-08-18 | Harman International Industries, Incorporated | Media content playback system and method |
US9794618B2 (en) | 2015-02-12 | 2017-10-17 | Harman International Industries, Incorporated | Media content playback system and method |
US9521496B2 (en) | 2015-02-12 | 2016-12-13 | Harman International Industries, Inc. | Media content playback system and method |
CN112579534A (zh) * | 2019-09-27 | 2021-03-30 | 北京国双科技有限公司 | 文件筛选方法及装置 |
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2007
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- 2007-11-27 CN CNA2007800438175A patent/CN101542484A/zh active Pending
- 2007-11-27 EP EP07849263A patent/EP2100239A1/en not_active Ceased
- 2007-11-27 WO PCT/IB2007/054798 patent/WO2008065604A1/en active Application Filing
- 2007-11-27 JP JP2009538822A patent/JP5209635B2/ja not_active Expired - Fee Related
Patent Citations (6)
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JPH10232877A (ja) * | 1997-02-18 | 1998-09-02 | Dainippon Printing Co Ltd | 文字列の照合装置およびデータベースシステム |
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Also Published As
Publication number | Publication date |
---|---|
JP5209635B2 (ja) | 2013-06-12 |
CN101542484A (zh) | 2009-09-23 |
EP2100239A1 (en) | 2009-09-16 |
US8825684B2 (en) | 2014-09-02 |
US20100057795A1 (en) | 2010-03-04 |
WO2008065604A1 (en) | 2008-06-05 |
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