DE69330444T2 - Bildverdünnungsverfahren - Google Patents

Bildverdünnungsverfahren

Info

Publication number
DE69330444T2
DE69330444T2 DE69330444T DE69330444T DE69330444T2 DE 69330444 T2 DE69330444 T2 DE 69330444T2 DE 69330444 T DE69330444 T DE 69330444T DE 69330444 T DE69330444 T DE 69330444T DE 69330444 T2 DE69330444 T2 DE 69330444T2
Authority
DE
Germany
Prior art keywords
pixel
value
current
line
background
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
DE69330444T
Other languages
German (de)
English (en)
Other versions
DE69330444D1 (de
Inventor
Ryohei Kumagai
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.)
Yozan Inc
Original Assignee
Yozan 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
Application filed by Yozan Inc filed Critical Yozan Inc
Publication of DE69330444D1 publication Critical patent/DE69330444D1/de
Application granted granted Critical
Publication of DE69330444T2 publication Critical patent/DE69330444T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/20—Image enhancement or restoration using local operators
    • G06T5/30—Erosion or dilatation, e.g. thinning
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/20—Image preprocessing
    • G06V10/34—Smoothing or thinning of the pattern; Morphological operations; Skeletonisation

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Image Processing (AREA)
  • Image Analysis (AREA)
DE69330444T 1992-04-02 1993-04-01 Bildverdünnungsverfahren Expired - Fee Related DE69330444T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4109295A JPH0628466A (ja) 1992-04-02 1992-04-02 画像の細線化方法

Publications (2)

Publication Number Publication Date
DE69330444D1 DE69330444D1 (de) 2001-08-23
DE69330444T2 true DE69330444T2 (de) 2001-11-08

Family

ID=14506560

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69330444T Expired - Fee Related DE69330444T2 (de) 1992-04-02 1993-04-01 Bildverdünnungsverfahren

Country Status (5)

Country Link
US (1) US5384866A (enExample)
EP (1) EP0563966B1 (enExample)
JP (1) JPH0628466A (enExample)
KR (1) KR100301591B1 (enExample)
DE (1) DE69330444T2 (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3341549B2 (ja) * 1995-11-14 2002-11-05 ミノルタ株式会社 ３次元形状データ処理装置
GB2333678B (en) * 1997-08-04 2002-03-27 Sony Corp Image data processing devices and methods
US6591004B1 (en) * 1998-09-21 2003-07-08 Washington University Sure-fit: an automated method for modeling the shape of cerebral cortex and other complex structures using customized filters and transformations
US8238682B2 (en) * 2008-12-23 2012-08-07 Canon Kabushiki Kaisha Parallel processing for generating a thinned image
JP2010185568A (ja) 2009-01-14 2010-08-26 Smc Corp 管継手
KR102207824B1 (ko) * 2019-03-05 2021-01-26 뉴로핏 주식회사 뇌 구조를 이용한 뇌 영상 보정 방법 및 장치

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1487920A (en) * 1973-12-21 1977-10-05 Mullard Ltd Character thinning apparatus
US4204232A (en) * 1977-07-08 1980-05-20 Nippon Electric Co., Ltd. Pattern transmission system comprising an encoder for encoding partial thinned patterns in two scanning lines along only one boundary line
US4539704A (en) * 1983-09-15 1985-09-03 Pitney Bowes Inc. Image thinning process
JPS60253368A (ja) * 1983-11-10 1985-12-14 Dainippon Screen Mfg Co Ltd 複製画像記録表示等に於けるｊａｇ除去方法
US4574357A (en) * 1984-02-21 1986-03-04 Pitney Bowes Inc. Real time character thinning system
JPS6180374A (ja) * 1984-09-21 1986-04-23 インタ−ナショナル　ビジネス　マシ−ンズ　コ−ポレ−ション 可変走査領域による細線化処理の方法及び装置
US4949390A (en) * 1987-04-16 1990-08-14 Applied Vision Systems, Inc. Interconnect verification using serial neighborhood processors
US4783840A (en) * 1987-12-04 1988-11-08 Polaroid Corporation Method for enhancing image data by noise reduction or sharpening
JPH01298476A (ja) * 1988-05-27 1989-12-01 Ezel Inc 画像処理方法
US5018211A (en) * 1988-10-31 1991-05-21 International Business Machines Corp. System for detecting and analyzing rounded objects
EP0375806B1 (en) * 1988-12-30 1996-06-19 Yozan Inc. Image processing method
GB8905926D0 (en) * 1989-03-15 1990-04-25 British Aerospace Target aim point location
US5142589A (en) * 1990-12-21 1992-08-25 Environmental Research Institute Of Michigan Method for repairing images for optical character recognition performing different repair operations based on measured image characteristics

Also Published As

Publication number Publication date
DE69330444D1 (de) 2001-08-23
US5384866A (en) 1995-01-24
KR100301591B1 (ko) 2001-10-22
EP0563966B1 (en) 2001-07-18
EP0563966A3 (enExample) 1994-02-23
JPH0628466A (ja) 1994-02-04
KR930022896A (ko) 1993-11-24
EP0563966A2 (en) 1993-10-06

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: YOZAN, INC., TOKIO/TOKYO, JP

8339 Ceased/non-payment of the annual fee