FR2641882B1 - TWO-DIMENSIONAL IMAGE BINARIZATION METHOD AND DEVICE, IN COMPARISON WITH A THRESHOLD - Google Patents

TWO-DIMENSIONAL IMAGE BINARIZATION METHOD AND DEVICE, IN COMPARISON WITH A THRESHOLD

Info

Publication number
FR2641882B1
FR2641882B1 FR8900444A FR8900444A FR2641882B1 FR 2641882 B1 FR2641882 B1 FR 2641882B1 FR 8900444 A FR8900444 A FR 8900444A FR 8900444 A FR8900444 A FR 8900444A FR 2641882 B1 FR2641882 B1 FR 2641882B1
Authority
FR
France
Prior art keywords
threshold
comparison
dimensional image
binarization method
image binarization
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 - Lifetime
Application number
FR8900444A
Other languages
French (fr)
Other versions
FR2641882A1 (en
Inventor
Philippe Lefevre
Alain Chehikian
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.)
Electricite de France SA
Original Assignee
Electricite de France SA
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 Electricite de France SA filed Critical Electricite de France SA
Priority to FR8900444A priority Critical patent/FR2641882B1/en
Publication of FR2641882A1 publication Critical patent/FR2641882A1/en
Application granted granted Critical
Publication of FR2641882B1 publication Critical patent/FR2641882B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G06T5/20—Image enhancement or restoration using local operators

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Image Analysis (AREA)
  • Image Processing (AREA)
FR8900444A 1989-01-16 1989-01-16 TWO-DIMENSIONAL IMAGE BINARIZATION METHOD AND DEVICE, IN COMPARISON WITH A THRESHOLD Expired - Lifetime FR2641882B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8900444A FR2641882B1 (en) 1989-01-16 1989-01-16 TWO-DIMENSIONAL IMAGE BINARIZATION METHOD AND DEVICE, IN COMPARISON WITH A THRESHOLD

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8900444A FR2641882B1 (en) 1989-01-16 1989-01-16 TWO-DIMENSIONAL IMAGE BINARIZATION METHOD AND DEVICE, IN COMPARISON WITH A THRESHOLD

Publications (2)

Publication Number Publication Date
FR2641882A1 FR2641882A1 (en) 1990-07-20
FR2641882B1 true FR2641882B1 (en) 1991-04-19

Family

ID=9377745

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8900444A Expired - Lifetime FR2641882B1 (en) 1989-01-16 1989-01-16 TWO-DIMENSIONAL IMAGE BINARIZATION METHOD AND DEVICE, IN COMPARISON WITH A THRESHOLD

Country Status (1)

Country Link
FR (1) FR2641882B1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0723220A (en) * 1993-06-16 1995-01-24 Murata Mach Ltd Picture processor
DE4445386C1 (en) * 1994-12-20 1996-05-02 Ibm Separation of foreground and background information on document

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2602387B1 (en) * 1986-07-30 1988-10-21 Trt Telecom Radio Electr METHOD FOR AUTOMATICALLY EXTRACTING A CONTRAST OBJECT FROM A DIGITAL IMAGE

Also Published As

Publication number Publication date
FR2641882A1 (en) 1990-07-20

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Legal Events

Date Code Title Description
ST Notification of lapse