SE7409726L - - Google Patents

Info

Publication number
SE7409726L
SE7409726L SE7409726A SE7409726A SE7409726L SE 7409726 L SE7409726 L SE 7409726L SE 7409726 A SE7409726 A SE 7409726A SE 7409726 A SE7409726 A SE 7409726A SE 7409726 L SE7409726 L SE 7409726L
Authority
SE
Sweden
Prior art keywords
matrix
characters
information
demarcated
rectangles
Prior art date
Application number
SE7409726A
Other languages
Unknown language ( )
English (en)
Other versions
SE412965B (sv
Inventor
Bilzem J F Van
A A Spanjersberg
Staveren J Von
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 SE7409726L publication Critical patent/SE7409726L/
Publication of SE412965B publication Critical patent/SE412965B/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 Input (AREA)
  • Character Discrimination (AREA)
SE7409726A 1973-07-30 1974-07-26 Sett och anordning for att maskinellt lesa tecken som er inskrivna i bestemda felt av en databerare SE412965B (sv)

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 (2)

Publication Number Publication Date
SE7409726L true SE7409726L (tr) 1975-01-31
SE412965B SE412965B (sv) 1980-03-24

Family

ID=27351874

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7409726A SE412965B (sv) 1973-07-30 1974-07-26 Sett och anordning for att maskinellt lesa tecken som er inskrivna i bestemda felt av en databerare

Country Status (9)

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

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
US4620286A (en) * 1984-01-16 1986-10-28 Itt Corporation Probabilistic learning element
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
GB2156564B (en) * 1984-03-08 1987-10-28 Agency Ind Science Techn Device and method for pattern recognition
US5097517A (en) * 1987-03-17 1992-03-17 Holt Arthur W Method and apparatus for processing bank checks, drafts and like financial documents
US4837842A (en) * 1986-09-19 1989-06-06 Holt Arthur W Character and pattern recognition machine and method
JPH0518519Y2 (tr) * 1987-10-21 1993-05-17
US5272765A (en) * 1987-10-21 1993-12-21 Sharp Kabushiki Kaisha System for processing character images
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
US5307424A (en) * 1990-12-12 1994-04-26 Eberhard Kuehl Character recognition system
US5428692A (en) * 1991-11-18 1995-06-27 Kuehl; Eberhard Character recognition system
DK0604687T3 (da) 1992-12-30 2000-10-23 Koninkl Kpn Nv Fremgangsmåde til afledning af tegneegenskaber i et tegngenkendelsessystem
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
NL229663A (tr) * 1957-04-17 1900-01-01
US3381274A (en) * 1959-12-18 1968-04-30 Ibm Recognition systems
NL286987A (tr) * 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
CA1045246A (en) 1978-12-26
BE818282A (nl) 1974-11-18
FR2239723A1 (tr) 1975-02-28
JPS5063848A (tr) 1975-05-30
DE2432129C3 (de) 1978-06-29
DE2432129A1 (de) 1975-02-27
CH591726A5 (tr) 1977-09-30
SE412965B (sv) 1980-03-24
GB1472443A (en) 1977-05-04
US3999161A (en) 1976-12-21
DE2432129B2 (de) 1977-11-10
FR2239723B1 (tr) 1977-10-14
JPS6259350B2 (tr) 1987-12-10

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