DE69231049D1 - Bildverarbeitung - Google Patents

Bildverarbeitung

Info

Publication number
DE69231049D1
DE69231049D1 DE69231049T DE69231049T DE69231049D1 DE 69231049 D1 DE69231049 D1 DE 69231049D1 DE 69231049 T DE69231049 T DE 69231049T DE 69231049 T DE69231049 T DE 69231049T DE 69231049 D1 DE69231049 D1 DE 69231049D1
Authority
DE
Germany
Prior art keywords
image processing
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 - Fee Related
Application number
DE69231049T
Other languages
English (en)
Other versions
DE69231049T2 (de
Inventor
Daniel P Huttenlocher
Peter C Wayner
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 DE69231049D1 publication Critical patent/DE69231049D1/de
Publication of DE69231049T2 publication Critical patent/DE69231049T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • G06V30/10—Character recognition
    • G06V30/18—Extraction of features or characteristics of the image
    • G06V30/184—Extraction of features or characteristics of the image by analysing segments intersecting the pattern
    • 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
    • G06V30/10—Character recognition

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Image Analysis (AREA)
  • Character Input (AREA)
DE69231049T 1991-07-30 1992-07-30 Bildverarbeitung Expired - Fee Related DE69231049T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/737,956 US5416851A (en) 1991-07-30 1991-07-30 Image analysis based on location sampling

Publications (2)

Publication Number Publication Date
DE69231049D1 true DE69231049D1 (de) 2000-06-21
DE69231049T2 DE69231049T2 (de) 2000-09-14

Family

ID=24965971

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69231049T Expired - Fee Related DE69231049T2 (de) 1991-07-30 1992-07-30 Bildverarbeitung

Country Status (4)

Country Link
US (1) US5416851A (de)
EP (1) EP0526197B1 (de)
JP (1) JP3346795B2 (de)
DE (1) DE69231049T2 (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE191980T1 (de) * 1992-12-30 2000-05-15 Koninkl Kpn Nv Verfahren zum ableiten der merkmale von zeichen in einem zeichenerkennungssystem
US5592298A (en) * 1994-06-03 1997-01-07 Xerox Corporation Apparatus and method for detecting digitized image area coverage by counting pixels
US5828771A (en) * 1995-12-15 1998-10-27 Xerox Corporation Method and article of manufacture for determining whether a scanned image is an original image or fax image
WO2001022353A1 (en) * 1999-09-23 2001-03-29 Ecryp, Inc. Digital transmission of constantly varying fingerprint information
AU2001253518A1 (en) * 2000-04-27 2001-11-12 Litton Systems Inc. Method and system for fusing images
US7411593B2 (en) * 2001-03-28 2008-08-12 International Business Machines Corporation Image rotation with substantially no aliasing error
EP1579371B1 (de) * 2002-12-20 2006-12-27 Koninklijke Philips Electronics N.V. Beleuchtungsunabhängige gesichtserkennung
US7545997B2 (en) * 2004-09-10 2009-06-09 Xerox Corporation Simulated high resolution using binary sub-sampling
ATE553458T1 (de) 2006-12-15 2012-04-15 Univ Aarhus Verfahren zur unvorbetonten schätzung der gesamtmenge von objekten auf der basis ungleichförmiger stichproben mit durch verwendung von bildanalyse erhaltener wahrscheinlichkeit
JP4539889B2 (ja) * 2009-02-18 2010-09-08 日本電気株式会社 プロセッサ及びデータ収集方法
CA2687913A1 (en) * 2009-03-10 2010-09-10 Her Majesty The Queen In Right Of Canada, As Represented By The Minister Of Industry Through The Communications Research Centre Canada Estimation of image relations from point correspondences between images
ES2381244T3 (es) * 2009-09-09 2012-05-24 European Central Bank Un procedimiento para generar una imagen de seguridad en dos niveles para un billete de banco
KR101781831B1 (ko) * 2014-03-27 2017-09-26 인텔 코포레이션 Ransac 알고리즘의 병렬 실행을 위한 기법
US10062001B2 (en) * 2016-09-29 2018-08-28 Konica Minolta Laboratory U.S.A., Inc. Method for line and word segmentation for handwritten text images
EP3539051A1 (de) * 2016-11-14 2019-09-18 Kodak Alaris Inc. System und verfahren zur zeichenerkennung unter verwendung vollständig konvolutionaler neuronaler netzwerke
US10846523B2 (en) * 2016-11-14 2020-11-24 Kodak Alaris Inc. System and method of character recognition using fully convolutional neural networks with attention
US11120295B2 (en) * 2017-01-06 2021-09-14 Nec Corporation Pattern generation device, image processing device, pattern generation method, and storage medium on which program is stored
KR102387571B1 (ko) * 2017-03-27 2022-04-18 삼성전자주식회사 라이브니스 검사 방법 및 장치
US10860897B2 (en) * 2019-01-29 2020-12-08 Victor Gorelik Pattern recognition with AI maps

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL104327C (de) * 1952-06-28 1900-01-01
US3297989A (en) * 1964-03-23 1967-01-10 Ling Temco Vought Inc Probability transform generator for image recognition
US3845466A (en) * 1970-11-18 1974-10-29 California Inst Of Techn System and method for character recognition
JPS5215235A (en) * 1975-07-26 1977-02-04 Fujitsu Ltd Character recognition unit
US4817186A (en) * 1983-01-07 1989-03-28 International Business Machines Corporation Locating individual images in a field for recognition or the like
US4723297A (en) * 1984-09-27 1988-02-02 Siemens Aktiengesellschaft Method for automatic correction of character skew in the acquisition of a text original in the form of digital scan results
SE448124B (sv) * 1985-05-23 1987-01-19 Context Vision Ab Anordning for detektering av variationsgraden av en egenskap i ett omrade av en i diskreta bildelement uppdelad bild
SE448126B (sv) * 1985-05-23 1987-01-19 Context Vision Ab Anordning for detektering av sprangartade forendringar av en egenskap inom ett omrade av en i diskreta bildelement uppdelad bild
SE448125B (sv) * 1985-05-23 1987-01-19 Context Vision Ab Anordning for bestemning av graden av konstans hos en egenskap for ett omrade i en i diskreta bildelement uppdelad bild
US4783826A (en) * 1986-08-18 1988-11-08 The Gerber Scientific Company, Inc. Pattern inspection system
US5001766A (en) * 1988-05-16 1991-03-19 At&T Bell Laboratories Apparatus and method for skew control of document images
US4901362A (en) * 1988-08-08 1990-02-13 Raytheon Company Method of recognizing patterns
GB8910749D0 (en) * 1989-05-10 1989-06-28 Sherman Robin L Methods and apparatus for obtaining information for characterising a person or animal
JP2523222B2 (ja) * 1989-12-08 1996-08-07 ゼロックス コーポレーション 画像縮小／拡大方法及び装置
US5253307A (en) * 1991-07-30 1993-10-12 Xerox Corporation Image analysis to obtain typeface information
US5245674A (en) * 1991-07-30 1993-09-14 Xerox Corporation Image processing using distance as a function of direction

Also Published As

Publication number Publication date
DE69231049T2 (de) 2000-09-14
EP0526197A3 (de) 1994-04-13
EP0526197B1 (de) 2000-05-17
EP0526197A2 (de) 1993-02-03
US5416851A (en) 1995-05-16
JP3346795B2 (ja) 2002-11-18
JPH05258058A (ja) 1993-10-08

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee