TW200617803A - Method of searching for scaling factor - Google Patents

Method of searching for scaling factor

Info

Publication number
TW200617803A
TW200617803A TW094119528A TW94119528A TW200617803A TW 200617803 A TW200617803 A TW 200617803A TW 094119528 A TW094119528 A TW 094119528A TW 94119528 A TW94119528 A TW 94119528A TW 200617803 A TW200617803 A TW 200617803A
Authority
TW
Taiwan
Prior art keywords
signal
scaling factor
watermark
temporal descriptors
mtq
Prior art date
Application number
TW094119528A
Other languages
English (en)
Inventor
Aweke Negash Lemma
De Kerkhof Leon Maria Van
Der Veen Minne Van
Jaap Andre Haitsma
Original Assignee
Koninkl Philips Electronics Nv
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Publication of TW200617803A publication Critical patent/TW200617803A/zh

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T1/00—General purpose image data processing
    • G06T1/0021—Image watermarking
    • G06T1/005—Robust watermarking, e.g. average attack or collusion attack resistant
    • G06T1/0064—Geometric transfor invariant watermarking, e.g. affine transform invariant
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Data Mining & Analysis (AREA)
  • Databases & Information Systems (AREA)
  • Mathematical Physics (AREA)
  • Software Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Editing Of Facsimile Originals (AREA)
  • Image Processing (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
TW094119528A 2004-06-16 2005-06-13 Method of searching for scaling factor TW200617803A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP04102737 2004-06-16

Publications (1)

Publication Number Publication Date
TW200617803A true TW200617803A (en) 2006-06-01

Family

ID=34970200

Family Applications (1)

Application Number Title Priority Date Filing Date
TW094119528A TW200617803A (en) 2004-06-16 2005-06-13 Method of searching for scaling factor

Country Status (7)

Country Link
US (1) US20070220265A1 (zh)
EP (1) EP1761895A1 (zh)
JP (1) JP2008503134A (zh)
KR (1) KR20070037579A (zh)
CN (1) CN1969294A (zh)
TW (1) TW200617803A (zh)
WO (1) WO2005124679A1 (zh)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20080091160A (ko) * 2006-01-30 2008-10-09 코닌클리케 필립스 일렉트로닉스 엔.브이. 데이터 신호에서 워터마크의 검색
US8683601B2 (en) 2006-04-14 2014-03-25 Google Inc. Audio/video identification watermarking
US10885543B1 (en) * 2006-12-29 2021-01-05 The Nielsen Company (Us), Llc Systems and methods to pre-scale media content to facilitate audience measurement
US9466307B1 (en) 2007-05-22 2016-10-11 Digimarc Corporation Robust spectral encoding and decoding methods
JP5035910B2 (ja) 2008-06-27 2012-09-26 ソニー株式会社 画像処理装置および画像処理方法、並びにプログラム
US8300884B2 (en) * 2009-05-21 2012-10-30 Digimarc Corporation Combined watermarking and fingerprinting
CN102065287B (zh) * 2009-11-17 2012-09-19 航天信息股份有限公司 T型视频水印嵌入和提取方法
US9292894B2 (en) 2012-03-14 2016-03-22 Digimarc Corporation Content recognition and synchronization using local caching
KR101315970B1 (ko) * 2012-05-23 2013-10-08 (주)엔써즈 오디오 신호를 이용한 콘텐츠 인식 장치 및 방법
US9905233B1 (en) 2014-08-07 2018-02-27 Digimarc Corporation Methods and apparatus for facilitating ambient content recognition using digital watermarks, and related arrangements
US10477285B2 (en) 2015-07-20 2019-11-12 Verance Corporation Watermark-based data recovery for content with multiple alternative components
US11216536B2 (en) * 2016-03-21 2022-01-04 Liveramp, Inc. Data watermarking and fingerprinting system and method
CN112884651B (zh) * 2021-02-09 2024-06-04 维沃移动通信有限公司 水印显示方法及装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020009208A1 (en) * 1995-08-09 2002-01-24 Adnan Alattar Authentication of physical and electronic media objects using digital watermarks
US7224819B2 (en) * 1995-05-08 2007-05-29 Digimarc Corporation Integrating digital watermarks in multimedia content
US6360000B1 (en) * 1998-11-09 2002-03-19 David C. Collier Method and apparatus for watermark detection for specific scales and arbitrary shifts
US7194752B1 (en) * 1999-10-19 2007-03-20 Iceberg Industries, Llc Method and apparatus for automatically recognizing input audio and/or video streams
JP2001339700A (ja) * 2000-05-26 2001-12-07 Nec Corp 電子透かし処理装置並びに電子透かし挿入方法および電子透かし検出方法
JP3872267B2 (ja) * 2000-09-12 2007-01-24 インターナショナル・ビジネス・マシーンズ・コーポレーション 拡大縮小耐性を有する電子透かし方法およびシステム
US6483927B2 (en) * 2000-12-18 2002-11-19 Digimarc Corporation Synchronizing readers of hidden auxiliary data in quantization-based data hiding schemes
US20020168082A1 (en) * 2001-03-07 2002-11-14 Ravi Razdan Real-time, distributed, transactional, hybrid watermarking method to provide trace-ability and copyright protection of digital content in peer-to-peer networks
GB2383218A (en) * 2001-12-13 2003-06-18 Sony Uk Ltd Watermarking using cyclic shifting of code words

Also Published As

Publication number Publication date
JP2008503134A (ja) 2008-01-31
US20070220265A1 (en) 2007-09-20
WO2005124679A1 (en) 2005-12-29
CN1969294A (zh) 2007-05-23
KR20070037579A (ko) 2007-04-05
EP1761895A1 (en) 2007-03-14

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