DE10394114D2 - Automatic quality improvement of a non-binary image - Google Patents

Automatic quality improvement of a non-binary image

Info

Publication number
DE10394114D2
DE10394114D2 DE10394114T DE10394114T DE10394114D2 DE 10394114 D2 DE10394114 D2 DE 10394114D2 DE 10394114 T DE10394114 T DE 10394114T DE 10394114 T DE10394114 T DE 10394114T DE 10394114 D2 DE10394114 D2 DE 10394114D2
Authority
DE
Germany
Prior art keywords
binary image
quality improvement
automatic quality
automatic
improvement
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.)
Expired - Fee Related
Application number
DE10394114T
Other languages
German (de)
Inventor
Christian Kueblbeck
Bernhard Froeba
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fraunhofer Gesellschaft zur Forderung der Angewandten Forschung eV
Original Assignee
Fraunhofer Gesellschaft zur Forderung der Angewandten Forschung eV
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 Fraunhofer Gesellschaft zur Forderung der Angewandten Forschung eV filed Critical Fraunhofer Gesellschaft zur Forderung der Angewandten Forschung eV
Priority to DE10394114T priority Critical patent/DE10394114D2/en
Application granted granted Critical
Publication of DE10394114D2 publication Critical patent/DE10394114D2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/40—Image enhancement or restoration using histogram techniques
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/90—Dynamic range modification of images or parts thereof
    • G06T5/92—Dynamic range modification of images or parts thereof based on global image properties
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/40—Picture signal circuits
    • H04N1/407—Control or modification of tonal gradation or of extreme levels, e.g. background level
    • H04N1/4072—Control or modification of tonal gradation or of extreme levels, e.g. background level dependent on the contents of the original
    • H04N1/4074—Control or modification of tonal gradation or of extreme levels, e.g. background level dependent on the contents of the original using histograms

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Image Analysis (AREA)
  • Image Processing (AREA)
  • Facsimile Image Signal Circuits (AREA)
DE10394114T 2002-11-26 2003-11-25 Automatic quality improvement of a non-binary image Expired - Fee Related DE10394114D2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE10394114T DE10394114D2 (en) 2002-11-26 2003-11-25 Automatic quality improvement of a non-binary image

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10256225A DE10256225B4 (en) 2002-11-26 2002-11-26 Automatic quality improvement of a non-binary image
DE10394114T DE10394114D2 (en) 2002-11-26 2003-11-25 Automatic quality improvement of a non-binary image
PCT/DE2003/003899 WO2004049696A1 (en) 2002-11-26 2003-11-25 Automatic quality enhancement of a non binary image

Publications (1)

Publication Number Publication Date
DE10394114D2 true DE10394114D2 (en) 2005-10-20

Family

ID=32318899

Family Applications (2)

Application Number Title Priority Date Filing Date
DE10256225A Expired - Lifetime DE10256225B4 (en) 2002-11-26 2002-11-26 Automatic quality improvement of a non-binary image
DE10394114T Expired - Fee Related DE10394114D2 (en) 2002-11-26 2003-11-25 Automatic quality improvement of a non-binary image

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE10256225A Expired - Lifetime DE10256225B4 (en) 2002-11-26 2002-11-26 Automatic quality improvement of a non-binary image

Country Status (3)

Country Link
AU (1) AU2003292989A1 (en)
DE (2) DE10256225B4 (en)
WO (1) WO2004049696A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108153501B (en) * 2016-12-06 2023-10-31 依视路国际集团（光学总公司） Image processing method and system

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52156625A (en) * 1976-06-22 1977-12-27 Fuji Photo Film Co Ltd Automatic color printing method utili#ing skin color
US5822453A (en) * 1996-12-10 1998-10-13 Eastman Kodak Company Method for estimating and adjusting digital image contrast
US5793886A (en) * 1996-12-19 1998-08-11 Eastman Kodak Company Method of adjusting image pixel values within an image sequence by interpolation of target cumulative histograms for images to be adjusted
US6373533B1 (en) * 1997-03-06 2002-04-16 Matsushita Electric Industrial Co., Ltd. Image quality correction circuit for video signals
EP0886437B1 (en) * 1997-06-17 2004-11-24 Seiko Epson Corporation Method and apparatus for colour adjustment
GB9810771D0 (en) * 1998-05-19 1998-07-15 Active Silicon Limited Method of detecting colours
JP3264273B2 (en) * 1999-09-22 2002-03-11 日本電気株式会社 Automatic color correction device, automatic color correction method, and recording medium storing control program for the same
DE10043460C2 (en) * 2000-09-04 2003-01-30 Fraunhofer Ges Forschung Locating parts of the body by evaluating edge direction information

Also Published As

Publication number Publication date
DE10256225B4 (en) 2005-02-10
AU2003292989A1 (en) 2004-06-18
DE10256225A1 (en) 2004-06-17
WO2004049696A1 (en) 2004-06-10

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DE10394114D2 (en) Automatic quality improvement of a non-binary image

Legal Events

Date Code Title Description
8139 Disposal/non-payment of the annual fee