DE69924824D1 - Bildbinarisierungsverfahren und -system - Google Patents

Bildbinarisierungsverfahren und -system

Info

Publication number
DE69924824D1
DE69924824D1 DE69924824T DE69924824T DE69924824D1 DE 69924824 D1 DE69924824 D1 DE 69924824D1 DE 69924824 T DE69924824 T DE 69924824T DE 69924824 T DE69924824 T DE 69924824T DE 69924824 D1 DE69924824 D1 DE 69924824D1
Authority
DE
Germany
Prior art keywords
binarization process
image binarization
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
DE69924824T
Other languages
English (en)
Other versions
DE69924824T2 (de
Inventor
Yasuhisa Ikushima
Kazuhito Saeki
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.)
Keyence Corp
Original Assignee
Keyence Corp
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 Keyence Corp filed Critical Keyence Corp
Application granted granted Critical
Publication of DE69924824D1 publication Critical patent/DE69924824D1/de
Publication of DE69924824T2 publication Critical patent/DE69924824T2/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
    • G06T7/00—Image analysis
    • G06T7/0002—Inspection of images, e.g. flaw detection
    • G06T7/0004—Industrial image inspection
    • 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
    • G06T7/136—Segmentation; Edge detection involving thresholding
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/20—Image preprocessing
    • G06V10/28—Quantising the image, e.g. histogram thresholding for discrimination between background and foreground patterns
    • 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
    • G06T2207/30108—Industrial image inspection
    • G06T2207/30164—Workpiece; Machine component

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (AREA)
  • Image Processing (AREA)
  • Image Input (AREA)
  • Editing Of Facsimile Originals (AREA)
  • Facsimile Image Signal Circuits (AREA)
DE69924824T 1999-02-15 1999-09-06 Bildbinarisierungsverfahren und -system Expired - Lifetime DE69924824T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP3644399 1999-02-15
JP11036443A JP2000235647A (ja) 1999-02-15 1999-02-15 画像の２値化方法及びその方法を用いた画像処理装置

Publications (2)

Publication Number Publication Date
DE69924824D1 true DE69924824D1 (de) 2005-05-25
DE69924824T2 DE69924824T2 (de) 2006-02-23

Family

ID=12469964

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69924824T Expired - Lifetime DE69924824T2 (de) 1999-02-15 1999-09-06 Bildbinarisierungsverfahren und -system

Country Status (4)

Country Link
US (1) US6549655B1 (de)
EP (1) EP1030270B1 (de)
JP (1) JP2000235647A (de)
DE (1) DE69924824T2 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5060675B2 (ja) * 2007-11-13 2012-10-31 株式会社キーエンス 画像処理コントローラ用のプログラム作成装置
JP4944739B2 (ja) * 2007-11-16 2012-06-06 株式会社キーエンス 画像処理コントローラ用のプログラム作成装置
JP5074896B2 (ja) * 2007-11-16 2012-11-14 株式会社キーエンス 検査支援システム及び画像処理コントローラ
JP5060677B2 (ja) * 2007-12-13 2012-10-31 株式会社キーエンス 画像処理コントローラ及び検査支援システム
KR20100116850A (ko) * 2009-04-23 2010-11-02 삼성전자주식회사 디스플레이 장치 세팅방법 및 이를 적용한 디스플레이 장치
JPWO2016203930A1 (ja) * 2015-06-18 2018-04-12 Ｎｅｃソリューションイノベータ株式会社 画像処理装置、画像処理方法、及びプログラム

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5617484A (en) * 1992-09-25 1997-04-01 Olympus Optical Co., Ltd. Image binarizing apparatus
JP3342742B2 (ja) * 1993-04-22 2002-11-11 株式会社日立メディコ 画像処理装置
JP3517757B2 (ja) * 1994-04-27 2004-04-12 株式会社リコー 画像処理装置
US5710828A (en) * 1995-03-30 1998-01-20 Fuji Photo Film Co., Ltd. Method and apparatus for converting a threshold matrix which is then used to binarize image signals
US5923776A (en) * 1996-05-23 1999-07-13 The United States Of America As Represented By The Secretary Of The Navy Object extraction in images
JP3400316B2 (ja) * 1997-10-03 2003-04-28 富士写真フイルム株式会社 網点画像データの修正方法およびその装置、網点閾値データの修正方法

Also Published As

Publication number Publication date
DE69924824T2 (de) 2006-02-23
EP1030270A2 (de) 2000-08-23
US6549655B1 (en) 2003-04-15
JP2000235647A (ja) 2000-08-29
EP1030270B1 (de) 2005-04-20
EP1030270A3 (de) 2003-08-06

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition