NL7903073A - Optisch handleesapparaat voor machinale tekenher- kenning. - Google Patents

Optisch handleesapparaat voor machinale tekenher- kenning.

Info

Publication number
NL7903073A
NL7903073A NL7903073A NL7903073A NL7903073A NL 7903073 A NL7903073 A NL 7903073A NL 7903073 A NL7903073 A NL 7903073A NL 7903073 A NL7903073 A NL 7903073A NL 7903073 A NL7903073 A NL 7903073A
Authority
NL
Netherlands
Prior art keywords
machinal
reading device
sign recognition
manual reading
optical
Prior art date
Application number
NL7903073A
Other languages
English (en)
Original Assignee
Computer Ges Konstanz
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 Computer Ges Konstanz filed Critical Computer Ges Konstanz
Publication of NL7903073A publication Critical patent/NL7903073A/nl

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
    • G06V30/32—Digital ink
    • G06V30/333—Preprocessing; Feature extraction
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/20—Image preprocessing
    • G06V10/24—Aligning, centring, orientation detection or correction of the image
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/20—Image preprocessing
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/20—Image preprocessing
    • G06V10/26—Segmentation of patterns in the image field; Cutting or merging of image elements to establish the pattern region, e.g. clustering-based techniques; Detection of occlusion
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/70—Arrangements for image or video recognition or understanding using pattern recognition or machine learning
    • G06V10/74—Image or video pattern matching; Proximity measures in feature spaces
    • G06V10/75—Organisation of the matching processes, e.g. simultaneous or sequential comparisons of image or video features; Coarse-fine approaches, e.g. multi-scale approaches; using context analysis; Selection of dictionaries

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Computing Systems (AREA)
  • Artificial Intelligence (AREA)
  • Health & Medical Sciences (AREA)
  • Databases & Information Systems (AREA)
  • Evolutionary Computation (AREA)
  • General Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • Software Systems (AREA)
  • Character Input (AREA)
  • Character Discrimination (AREA)
NL7903073A 1978-04-20 1979-04-19 Optisch handleesapparaat voor machinale tekenher- kenning. NL7903073A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2817341A DE2817341C2 (de) 1978-04-20 1978-04-20 Optisches Handlesegerät für die maschinelle Zeichenerkennung

Publications (1)

Publication Number Publication Date
NL7903073A true NL7903073A (nl) 1979-10-23

Family

ID=6037604

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7903073A NL7903073A (nl) 1978-04-20 1979-04-19 Optisch handleesapparaat voor machinale tekenher- kenning.

Country Status (9)

Country Link
US (1) US4246570A (nl)
AT (1) AT384685B (nl)
BE (1) BE875742A (nl)
CH (1) CH646805A5 (nl)
DE (1) DE2817341C2 (nl)
FR (1) FR2423828B1 (nl)
GB (1) GB2020468B (nl)
IT (1) IT1112232B (nl)
NL (1) NL7903073A (nl)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3026055C2 (de) * 1980-07-09 1984-01-12 Computer Gesellschaft Konstanz Mbh, 7750 Konstanz Schaltungsanordnung zur maschinellen Zeichererkennung
DE3034099A1 (de) * 1980-09-10 1982-05-19 Computer Gesellschaft Konstanz Mbh, 7750 Konstanz Verfahren und schaltungsanordnung zur segmentierung von zeichen aus einer seriell gelesenen zeichenfolge
DE3128794A1 (de) * 1981-07-21 1983-05-05 Siemens AG, 1000 Berlin und 8000 München Verfahren zum auffinden und abgrenzen von buchstaben und buchstabengruppen oder woertern in textbereichen einer vorlage, die ausser textbereichen auch graphik-und/oder bildbereiche enthalten kann.
DE3214621A1 (de) * 1982-04-20 1983-10-20 Siemens AG, 1000 Berlin und 8000 München Kombiniertes optisches handlesegeraet fuer maschinelle zeichenerkennung mit integriertem optischen system
DE3244307A1 (de) * 1982-11-30 1984-05-30 Siemens AG, 1000 Berlin und 8000 München Robotersteuerung
JPH07120389B2 (ja) * 1986-02-28 1995-12-20 住友電気工業株式会社 光学的文字読取装置
US7305132B2 (en) * 2003-11-19 2007-12-04 Mitsubishi Electric Research Laboratories, Inc. Classification in likelihood spaces

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3976973A (en) * 1974-01-07 1976-08-24 Recognition Equipment Incorporated Horizontal scan vertical simulation character reading
GB1554164A (en) * 1975-09-11 1979-10-17 Plessey Co Ltd Optical character recognition systems
US4088981A (en) * 1975-11-12 1978-05-09 Citibank N.A. Automated data entry and display system
DE2555466C2 (de) * 1975-12-10 1984-09-13 Recognition Equipment Inc., Irving, Tex. Vorrichtung zum Lesen von alphanumerischen Zeichen
US4104616A (en) * 1976-01-28 1978-08-01 Sumitomo Electric Industries, Ltd. Hand operated optical character recognition system
DE2619014A1 (de) * 1976-04-30 1977-11-10 Computer Ges Konstanz Verfahren fuer die maschinelle zeichenerkennung mittels schaetzwert-polynomen
US4072859A (en) * 1976-10-04 1978-02-07 Recognition Equipment Incorporated Wand turn-on control
US4115703A (en) * 1976-11-08 1978-09-19 Monarch Marking Systems, Inc. Hand held optical reading device
US4158194A (en) * 1976-12-27 1979-06-12 Recognition Equipment Incorporated Optical recognition system

Also Published As

Publication number Publication date
DE2817341A1 (de) 1979-10-25
GB2020468A (en) 1979-11-14
FR2423828A1 (fr) 1979-11-16
IT1112232B (it) 1986-01-13
CH646805A5 (de) 1984-12-14
IT7921746A0 (it) 1979-04-11
BE875742A (fr) 1979-10-22
US4246570A (en) 1981-01-20
AT384685B (de) 1987-12-28
DE2817341C2 (de) 1984-01-19
FR2423828B1 (fr) 1986-04-18
GB2020468B (en) 1984-02-01
ATA295879A (de) 1987-05-15

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Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
BV The patent application has lapsed