DE69918349D1 - Robustes Verfahren zur Ermittlung der Lagen von Registrierungsmarken - Google Patents

Robustes Verfahren zur Ermittlung der Lagen von Registrierungsmarken

Info

Publication number
DE69918349D1
DE69918349D1 DE69918349T DE69918349T DE69918349D1 DE 69918349 D1 DE69918349 D1 DE 69918349D1 DE 69918349 T DE69918349 T DE 69918349T DE 69918349 T DE69918349 T DE 69918349T DE 69918349 D1 DE69918349 D1 DE 69918349D1
Authority
DE
Germany
Prior art keywords
positions
determining
registration marks
robust method
robust
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
DE69918349T
Other languages
English (en)
Other versions
DE69918349T2 (de
Inventor
John C Handley
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.)
Xerox Corp
Original Assignee
Xerox 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 Xerox Corp filed Critical Xerox Corp
Application granted granted Critical
Publication of DE69918349D1 publication Critical patent/DE69918349D1/de
Publication of DE69918349T2 publication Critical patent/DE69918349T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/40—Extraction of image or video features
    • G06V10/50—Extraction of image or video features by performing operations within image blocks; by using histograms, e.g. histogram of oriented gradients [HoG]; by summing image-intensity values; Projection analysis
    • G06V10/507—Summing image-intensity values; Histogram projection analysis
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/40—Extraction of image or video features
    • G06V10/42—Global feature extraction by analysis of the whole pattern, e.g. using frequency domain transformations or autocorrelation
    • G06V10/421—Global feature extraction by analysis of the whole pattern, e.g. using frequency domain transformations or autocorrelation by analysing segments intersecting the pattern

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Image Analysis (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Accessory Devices And Overall Control Thereof (AREA)
DE69918349T 1998-03-30 1999-03-22 Robustes Verfahren zur Ermittlung der Lagen von Registrierungsmarken Expired - Lifetime DE69918349T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/050,213 US6141464A (en) 1998-03-30 1998-03-30 Robust method for finding registration marker positions
US50213 2002-01-16

Publications (2)

Publication Number Publication Date
DE69918349D1 true DE69918349D1 (de) 2004-08-05
DE69918349T2 DE69918349T2 (de) 2005-07-14

Family

ID=21963984

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69918349T Expired - Lifetime DE69918349T2 (de) 1998-03-30 1999-03-22 Robustes Verfahren zur Ermittlung der Lagen von Registrierungsmarken

Country Status (4)

Country Link
US (1) US6141464A (de)
EP (1) EP0947947B1 (de)
JP (1) JP2000082144A (de)
DE (1) DE69918349T2 (de)

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US6442497B1 (en) * 2000-04-14 2002-08-27 Eastman Kodak Company Calibration method and strip for film scanners in digital photofinishing systems
US7023578B2 (en) * 2001-01-23 2006-04-04 Xerox Corporation Printer image processing system with customized tone reproduction curves
US6842538B2 (en) * 2001-03-23 2005-01-11 Shih-Jong J. Lee Automatic detection of alignment or registration marks
US6603882B2 (en) * 2001-04-12 2003-08-05 Seho Oh Automatic template generation and searching method
US6507675B1 (en) 2001-03-23 2003-01-14 Shih-Jong J. Lee Structure-guided automatic learning for image feature enhancement
FI113132B (fi) 2001-06-28 2004-02-27 Nokia Corp Menetelmä ja laite kuvanparannukseen
US6667756B2 (en) 2001-08-27 2003-12-23 Xerox Corporation Method of shifting an image or paper to reduce show through in duplex printing
US6763199B2 (en) 2002-01-16 2004-07-13 Xerox Corporation Systems and methods for one-step setup for image on paper registration
US7167574B2 (en) * 2002-03-14 2007-01-23 Seiko Epson Corporation Method and apparatus for content-based image copy detection
US6903758B1 (en) 2002-12-17 2005-06-07 Xerox Corporation Method for maintaining image squareness and image on image registration
US7039348B2 (en) * 2002-12-17 2006-05-02 Xerox Corporation Method for maintaining image on image and image on paper registration
US7532804B2 (en) * 2003-06-23 2009-05-12 Seiko Epson Corporation Method and apparatus for video copy detection
US7206008B2 (en) * 2004-10-28 2007-04-17 Xerox Corporation Method for calibrating color in a printing device
US7486827B2 (en) * 2005-01-21 2009-02-03 Seiko Epson Corporation Efficient and robust algorithm for video sequence matching
US7420719B2 (en) * 2005-06-30 2008-09-02 Xerox Corporation Skew correction
DE102005035678A1 (de) * 2005-07-27 2007-02-01 Adc Automotive Distance Control Systems Gmbh Vorrichtung zur Kalibrierung einer Kamera
JP4847302B2 (ja) * 2005-12-01 2011-12-28 富士フイルム株式会社 記録媒体搬送量測定方法及びインクジェット記録装置
KR101158005B1 (ko) * 2007-03-06 2012-06-25 삼성전자주식회사 인쇄품질 평가지표 산출 방법 및 장치
US8154771B2 (en) * 2008-01-29 2012-04-10 K-Nfb Reading Technology, Inc. Training a user on an accessiblity device
US8249343B2 (en) * 2008-10-15 2012-08-21 Xerox Corporation Representing documents with runlength histograms
US8305642B2 (en) * 2008-12-19 2012-11-06 Xerox Corporation Method and system for correlating of uniformity compensations across halftone screens
WO2012063107A1 (en) * 2010-11-08 2012-05-18 Manipal Institute Of Technology Automated tuberculosis screening
DE102011084829B4 (de) 2011-10-19 2016-07-14 Carl Zeiss Ag Mikroskopie mehrerer Proben mit optischer Mikroskopie und Teilchenstrahlmikroskopie
US20140136962A1 (en) * 2012-11-12 2014-05-15 Vistaprint Technologies Limited Method and System for Detecting and Removing Printer Control Marks from Rasterized Image for Placement in Image Container of Document Template
CN105528784B (zh) * 2015-12-02 2019-01-25 沈阳东软医疗系统有限公司 一种前景背景分割的方法和装置
JP7365986B2 (ja) * 2020-09-25 2023-10-20 Kddi株式会社 カメラキャリブレーション装置、方法およびプログラム
CN116109577A (zh) * 2022-12-27 2023-05-12 无锡群欢包装材料有限公司 一种印刷标签缺陷检测系统及方法
CN119090856A (zh) * 2024-09-06 2024-12-06 常州市新创智能科技有限公司 碳纤维丝束接头检测方法、装置、设备及介质

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* Cited by examiner, † Cited by third party
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JPS5313840A (en) * 1976-07-23 1978-02-07 Hitachi Ltd Analogy calculator
US4989257A (en) * 1987-03-13 1991-01-29 Gtx Corporation Method and apparatus for generating size and orientation invariant shape features
DE69023782T2 (de) * 1989-02-10 1996-06-13 Canon Kk Gerät zum Lesen oder Verarbeiten eines Bildes.
EP0405400A3 (en) * 1989-06-30 1992-09-02 Mita Industrial Co., Ltd. Image distinguishing device
US5267328A (en) * 1990-01-22 1993-11-30 Gouge James O Method for selecting distinctive pattern information from a pixel generated image
US5054094A (en) * 1990-05-07 1991-10-01 Eastman Kodak Company Rotationally impervious feature extraction for optical character recognition
US5198907A (en) * 1991-08-23 1993-03-30 Eastman Kodak Company Method and appratus for automatically locating predefined exposure areas in a scanned image
JP3387499B2 (ja) * 1991-10-02 2003-03-17 富士通株式会社 輪郭線分の局所領域における方位決定方法および線分と角の決定方法
US5291243A (en) * 1993-02-05 1994-03-01 Xerox Corporation System for electronically printing plural-color tamper-resistant documents
US5642202A (en) * 1994-12-01 1997-06-24 Xerox Corporation Scan image target locator system for calibrating a printing system

Also Published As

Publication number Publication date
US6141464A (en) 2000-10-31
DE69918349T2 (de) 2005-07-14
EP0947947A2 (de) 1999-10-06
EP0947947B1 (de) 2004-06-30
JP2000082144A (ja) 2000-03-21
EP0947947A3 (de) 2000-09-20

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Legal Events

Date Code Title Description
8320 Willingness to grant licences declared (paragraph 23)
8364 No opposition during term of opposition