CH591726A5 - - Google Patents

Info

Publication number
CH591726A5
CH591726A5 CH905674A CH905674A CH591726A5 CH 591726 A5 CH591726 A5 CH 591726A5 CH 905674 A CH905674 A CH 905674A CH 905674 A CH905674 A CH 905674A CH 591726 A5 CH591726 A5 CH 591726A5
Authority
CH
Switzerland
Application number
CH905674A
Original Assignee
Nederlanden Staat
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 NL7310524A external-priority patent/NL7310524A/xx
Priority claimed from NL7403516A external-priority patent/NL7403516A/xx
Priority claimed from NLAANVRAGE7405344,A external-priority patent/NL172800C/xx
Application filed by Nederlanden Staat filed Critical Nederlanden Staat
Publication of CH591726A5 publication Critical patent/CH591726A5/xx

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
    • G06V30/1801—Detecting partial patterns, e.g. edges or contours, or configurations, e.g. loops, corners, strokes or intersections
    • G06V30/18076—Detecting partial patterns, e.g. edges or contours, or configurations, e.g. loops, corners, strokes or intersections by analysing connectivity, e.g. edge linking, connected component analysis or slices
    • 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 Processing (AREA)
  • Character Discrimination (AREA)
  • Character Input (AREA)
CH905674A 1973-07-30 1974-07-02 CH591726A5 (xx)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
NL7310524A NL7310524A (en) 1973-07-30 1973-07-30 Electronic appts. for reading tokens - utilises ciphers projected onto a matrix with an electronic pickup device
NL7403516A NL7403516A (en) 1973-07-30 1974-03-15 Electronic appts. for reading tokens - utilises ciphers projected onto a matrix with an electronic pickup device
NLAANVRAGE7405344,A NL172800C (nl) 1974-04-19 1974-04-19 Inrichting voor het automatisch lezen van tekens, zoals b.v. cijfers.

Publications (1)

Publication Number Publication Date
CH591726A5 true CH591726A5 (xx) 1977-09-30

Family

ID=27351874

Family Applications (1)

Application Number Title Priority Date Filing Date
CH905674A CH591726A5 (xx) 1973-07-30 1974-07-02

Country Status (9)

Country Link
US (1) US3999161A (xx)
JP (1) JPS6259350B2 (xx)
BE (1) BE818282A (xx)
CA (1) CA1045246A (xx)
CH (1) CH591726A5 (xx)
DE (1) DE2432129C3 (xx)
FR (1) FR2239723B1 (xx)
GB (1) GB1472443A (xx)
SE (1) SE412965B (xx)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4115760A (en) * 1974-11-18 1978-09-19 Fujitsu Limited Figure pre-processing device
JPS5242028A (en) * 1975-09-29 1977-04-01 Fujitsu Ltd Letter recognition system
US4105998A (en) * 1976-03-30 1978-08-08 Fujitsu Limited Pattern recognition processing system
US4130819A (en) * 1977-06-22 1978-12-19 Hildegarde Seifried Optical character recognition device
WO1980001325A1 (en) * 1978-12-18 1980-06-26 R Engelmann Optical character recognition device
US4415880A (en) * 1980-01-28 1983-11-15 Texas Instruments Incorporated Character recognition method and apparatus
NL8004426A (nl) * 1980-08-01 1982-03-01 Nederlanden Staat Inrichting voor het herkennen van tekens.
NL8006241A (nl) * 1980-11-14 1982-06-01 Nederlanden Staat Inrichting voor het automatisch lezen van tekens.
US4491960A (en) * 1982-04-05 1985-01-01 The United States Of America As Represented By The Secretary Of The Navy Handprinted symbol recognition system
US4599692A (en) * 1984-01-16 1986-07-08 Itt Corporation Probabilistic learning element employing context drive searching
US4599693A (en) * 1984-01-16 1986-07-08 Itt Corporation Probabilistic learning system
US4593367A (en) * 1984-01-16 1986-06-03 Itt Corporation Probabilistic learning element
US4620286A (en) * 1984-01-16 1986-10-28 Itt Corporation Probabilistic learning element
US4747153A (en) * 1984-03-08 1988-05-24 Japan As Represented By Director General Of Agency Of Industrial Science And Technology Device and method for pattern recognition
US4837842A (en) * 1986-09-19 1989-06-06 Holt Arthur W Character and pattern recognition machine and method
US5097517A (en) * 1987-03-17 1992-03-17 Holt Arthur W Method and apparatus for processing bank checks, drafts and like financial documents
US5272765A (en) * 1987-10-21 1993-12-21 Sharp Kabushiki Kaisha System for processing character images
JPH0518519Y2 (xx) * 1987-10-21 1993-05-17
US5144683A (en) * 1989-04-28 1992-09-01 Hitachi, Ltd. Character recognition equipment
JP3143461B2 (ja) * 1990-05-29 2001-03-07 キヤノン株式会社 文字認識方法及び文字認識装置
US5428692A (en) * 1991-11-18 1995-06-27 Kuehl; Eberhard Character recognition system
US5307424A (en) * 1990-12-12 1994-04-26 Eberhard Kuehl Character recognition system
ES2146205T3 (es) 1992-12-30 2000-08-01 Koninkl Kpn Nv Procedimiento para derivar caracteristicas de un caracter en un sistema de reconocimiento de caracteres.
EP0609474A1 (en) * 1993-02-03 1994-08-10 International Business Machines Corporation Method and apparatus for transforming an image for classification or pattern recognition
EP0693739A3 (en) * 1994-07-13 1997-06-11 Yashima Denki Kk Method and apparatus capable of storing and reproducing handwriting
JP3601658B2 (ja) * 1997-12-19 2004-12-15 富士通株式会社 文字列抽出装置及びパターン抽出装置
US7711191B2 (en) * 2006-12-21 2010-05-04 Michael John Kosek Electronic transaction processing server with automated transaction evaluation
CN113609906B (zh) * 2021-06-30 2024-06-21 南京信息工程大学 一种面向文献的表格信息抽取方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL232548A (xx) * 1957-04-17 1900-01-01
US3381274A (en) * 1959-12-18 1968-04-30 Ibm Recognition systems
NL286987A (xx) * 1961-12-22
US3341814A (en) * 1962-07-11 1967-09-12 Burroughs Corp Character recognition
GB1243969A (en) * 1967-11-15 1971-08-25 Emi Ltd Improvements relating to pattern recognition devices
US3585592A (en) * 1968-02-29 1971-06-15 Nippon Electric Co Character recognition system with character edge detection capability
US3786416A (en) * 1971-09-28 1974-01-15 Recognition Equipment Inc Optical character identification
US3873972A (en) * 1971-11-01 1975-03-25 Theodore H Levine Analytic character recognition system

Also Published As

Publication number Publication date
BE818282A (nl) 1974-11-18
SE7409726L (xx) 1975-01-31
DE2432129B2 (de) 1977-11-10
CA1045246A (en) 1978-12-26
JPS6259350B2 (xx) 1987-12-10
US3999161A (en) 1976-12-21
FR2239723B1 (xx) 1977-10-14
FR2239723A1 (xx) 1975-02-28
JPS5063848A (xx) 1975-05-30
GB1472443A (en) 1977-05-04
SE412965B (sv) 1980-03-24
DE2432129A1 (de) 1975-02-27
DE2432129C3 (de) 1978-06-29

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Legal Events

Date Code Title Description
PL Patent ceased