DE69523135D1 - Bildverarbeitungsvorrichtung und Verfahren - Google Patents

Bildverarbeitungsvorrichtung und Verfahren

Info

Publication number
DE69523135D1
DE69523135D1 DE69523135T DE69523135T DE69523135D1 DE 69523135 D1 DE69523135 D1 DE 69523135D1 DE 69523135 T DE69523135 T DE 69523135T DE 69523135 T DE69523135 T DE 69523135T DE 69523135 D1 DE69523135 D1 DE 69523135D1
Authority
DE
Germany
Prior art keywords
image processing
processing device
image
processing
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
DE69523135T
Other languages
English (en)
Other versions
DE69523135T2 (de
Inventor
Shinichiro Koga
Yoshihiro Ishida
Osamu Yoshizaki
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.)
Canon Inc
Original Assignee
Canon Inc
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
Priority claimed from JP32911194A external-priority patent/JP3647071B2/ja
Priority claimed from JP14169295A external-priority patent/JP3624013B2/ja
Application filed by Canon Inc filed Critical Canon Inc
Publication of DE69523135D1 publication Critical patent/DE69523135D1/de
Application granted granted Critical
Publication of DE69523135T2 publication Critical patent/DE69523135T2/de
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
    • G06T3/00—Geometric image transformations in the plane of the image
    • G06T3/40—Scaling of whole images or parts thereof, e.g. expanding or contracting
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • G06T7/11—Region-based segmentation
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • G06T7/194—Segmentation; Edge detection involving foreground-background segmentation
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/40—Extraction of image or video features
    • G06V10/56—Extraction of image or video features relating to colour
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
    • G06V30/40—Document-oriented image-based pattern recognition
    • G06V30/41—Analysis of document content
    • G06V30/414—Extracting the geometrical structure, e.g. layout tree; Block segmentation, e.g. bounding boxes for graphics or text
    • 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
    • G06T2207/10004—Still image; Photographic image
    • G06T2207/10008—Still image; Photographic image from scanner, fax or copier
    • 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
    • G06T2207/30—Subject of image; Context of image processing
    • G06T2207/30176—Document

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Multimedia (AREA)
  • Computer Graphics (AREA)
  • Geometry (AREA)
  • Artificial Intelligence (AREA)
  • Image Analysis (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Color Image Communication Systems (AREA)
DE69523135T 1994-12-28 1995-12-27 Bildverarbeitungsvorrichtung und Verfahren Expired - Lifetime DE69523135T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP32911194A JP3647071B2 (ja) 1994-12-28 1994-12-28 画像処理装置およびその方法
JP14169295A JP3624013B2 (ja) 1995-06-08 1995-06-08 画像処理方法及び装置

Publications (2)

Publication Number Publication Date
DE69523135D1 true DE69523135D1 (de) 2001-11-15
DE69523135T2 DE69523135T2 (de) 2002-05-02

Family

ID=26473883

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69523135T Expired - Lifetime DE69523135T2 (de) 1994-12-28 1995-12-27 Bildverarbeitungsvorrichtung und Verfahren

Country Status (3)

Country Link
US (2) US5848185A (de)
EP (1) EP0724229B1 (de)
DE (1) DE69523135T2 (de)

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US5848185A (en) 1998-12-08
US20020064307A1 (en) 2002-05-30
EP0724229B1 (de) 2001-10-10
US6556711B2 (en) 2003-04-29
DE69523135T2 (de) 2002-05-02
EP0724229A2 (de) 1996-07-31
EP0724229A3 (de) 1997-03-05

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