DE602006014882D1 - Inhaltsadaptive filtertechnik - Google Patents

Inhaltsadaptive filtertechnik

Info

Publication number
DE602006014882D1
DE602006014882D1 DE602006014882T DE602006014882T DE602006014882D1 DE 602006014882 D1 DE602006014882 D1 DE 602006014882D1 DE 602006014882 T DE602006014882 T DE 602006014882T DE 602006014882 T DE602006014882 T DE 602006014882T DE 602006014882 D1 DE602006014882 D1 DE 602006014882D1
Authority
DE
Germany
Prior art keywords
adaptive filter
filter technology
content adaptive
content
technology
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
DE602006014882T
Other languages
English (en)
Inventor
Shu Lin
Auke Sjoerd Vanderschaar
Original Assignee
Thomson Licensing SAS
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 Thomson Licensing SAS filed Critical Thomson Licensing SAS
Publication of DE602006014882D1 publication Critical patent/DE602006014882D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/70—Denoising; Smoothing
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/20—Image enhancement or restoration using local operators
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • G06T7/13—Edge detection
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/40—Analysis of texture
    • G06T7/41—Analysis of texture based on statistical description of texture
    • G06T7/44—Analysis of texture based on statistical description of texture using image operators, e.g. filters, edge density metrics or local histograms
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10016—Video; Image sequence
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/20—Special algorithmic details
    • G06T2207/20004—Adaptive image processing
    • G06T2207/20012—Locally adaptive
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/20—Special algorithmic details
    • G06T2207/20172—Image enhancement details
    • G06T2207/20192—Edge enhancement; Edge preservation

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Probability & Statistics with Applications (AREA)
  • Image Processing (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Picture Signal Circuits (AREA)
DE602006014882T 2006-04-11 2006-04-11 Inhaltsadaptive filtertechnik Active DE602006014882D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2006/013504 WO2007117240A1 (en) 2006-04-11 2006-04-11 Content-adaptive filter technique

Publications (1)

Publication Number Publication Date
DE602006014882D1 true DE602006014882D1 (de) 2010-07-22

Family

ID=37102207

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602006014882T Active DE602006014882D1 (de) 2006-04-11 2006-04-11 Inhaltsadaptive filtertechnik

Country Status (8)

Country Link
US (1) US8086062B2 (de)
EP (1) EP2005390B1 (de)
JP (1) JP4763079B2 (de)
KR (1) KR101216730B1 (de)
CN (1) CN101405765B (de)
BR (1) BRPI0621549A2 (de)
DE (1) DE602006014882D1 (de)
WO (1) WO2007117240A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8723879B2 (en) * 2008-06-06 2014-05-13 DigitalOptics Corporation Europe Limited Techniques for reducing noise while preserving contrast in an image
US10123050B2 (en) 2008-07-11 2018-11-06 Qualcomm Incorporated Filtering video data using a plurality of filters
KR101524083B1 (ko) * 2008-10-08 2015-05-29 삼성전자주식회사 멀티플 디스플레이에서 중첩 영역에 대한 영상을 처리하는 장치 및 방법
JP5220677B2 (ja) * 2009-04-08 2013-06-26 オリンパス株式会社 画像処理装置、画像処理方法および画像処理プログラム
US8879841B2 (en) * 2011-03-01 2014-11-04 Fotonation Limited Anisotropic denoising method
GB201105463D0 (en) * 2011-03-31 2011-05-18 Optos Plc Identifying and correcting anomalies in an optical image
JP5872011B2 (ja) * 2014-10-20 2016-03-01 キヤノン株式会社 画像処理装置及び方法、並びにプログラム及び記憶媒体
US9349085B1 (en) * 2015-04-16 2016-05-24 Digicomp Inc. Methods and system to decode hidden images
EP3185555B1 (de) * 2015-12-23 2023-07-05 Université de Genève Bildkompressionsverfahren mit vernachlässigbarem und quantifizierbarem informationsverlust und hoher verdichtungsrate
CN106788722B (zh) * 2016-11-30 2019-10-15 东南大学 一种像素调制可见光通信系统的符号间干扰消除方法
US10867374B2 (en) 2017-02-13 2020-12-15 Sensors Unlimited, Inc. Auto-focusing system and method by determining contrast difference between adjacent pixels using sobel filter

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1515551A (en) * 1975-04-25 1978-06-28 British Broadcasting Corp Noise reduction in electrical signals
US5343309A (en) * 1992-08-12 1994-08-30 Xerox Corporation Image processing system and method employing adaptive filtering to provide improved reconstruction of continuous tone images from halftone images including those without a screen structure
KR100219628B1 (ko) * 1997-02-15 1999-09-01 윤종용 루프필터링 방법 및 루프필터
FR2818863A1 (fr) * 2000-12-26 2002-06-28 Koninkl Philips Electronics Nv Procede de traitement de donnees
US20030026495A1 (en) * 2001-03-07 2003-02-06 Gondek Jay Stephen Parameterized sharpening and smoothing method and apparatus
US6950211B2 (en) * 2001-07-05 2005-09-27 Corel Corporation Fine moire correction in images
US7031552B2 (en) * 2002-04-05 2006-04-18 Seiko Epson Corporation Adaptive post-filtering for reducing noise in highly compressed image/video coding
US7308139B2 (en) * 2002-07-12 2007-12-11 Chroma Energy, Inc. Method, system, and apparatus for color representation of seismic data and associated measurements
US7092482B2 (en) * 2003-04-11 2006-08-15 Fischer Imaging Corporation Signal profiling for medical imaging systems
US20050100235A1 (en) * 2003-11-07 2005-05-12 Hao-Song Kong System and method for classifying and filtering pixels
US7515763B1 (en) * 2004-04-29 2009-04-07 University Of Rochester Image denoising based on wavelets and multifractals for singularity detection and multiscale anisotropic diffusion
US7363180B2 (en) * 2005-02-15 2008-04-22 Electro Scientific Industries, Inc. Method for correcting systematic errors in a laser processing system

Also Published As

Publication number Publication date
EP2005390A1 (de) 2008-12-24
US20100296737A1 (en) 2010-11-25
EP2005390B1 (de) 2010-06-09
JP4763079B2 (ja) 2011-08-31
BRPI0621549A2 (pt) 2011-12-13
US8086062B2 (en) 2011-12-27
JP2009533753A (ja) 2009-09-17
KR20080109801A (ko) 2008-12-17
CN101405765A (zh) 2009-04-08
KR101216730B1 (ko) 2012-12-28
CN101405765B (zh) 2012-03-21
WO2007117240A1 (en) 2007-10-18

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