NL7210544A - - Google Patents

Info

Publication number
NL7210544A
NL7210544A NL7210544A NL7210544A NL7210544A NL 7210544 A NL7210544 A NL 7210544A NL 7210544 A NL7210544 A NL 7210544A NL 7210544 A NL7210544 A NL 7210544A NL 7210544 A NL7210544 A NL 7210544A
Authority
NL
Netherlands
Application number
NL7210544A
Other versions
NL171935B (nl
NL171935C (nl
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 filed Critical
Publication of NL7210544A publication Critical patent/NL7210544A/xx
Publication of NL171935B publication Critical patent/NL171935B/xx
Application granted granted Critical
Publication of NL171935C publication Critical patent/NL171935C/xx

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/10—Image acquisition
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/10—Image acquisition
    • G06V10/12—Details of acquisition arrangements; Constructional details thereof
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06V30/14—Image acquisition
    • G06V30/146—Aligning or centring of the image pick-up or image-field
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06V30/14—Image acquisition
    • G06V30/148—Segmentation of character regions
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06V30/16—Image preprocessing
    • G06V30/168—Smoothing or thinning of the pattern; Skeletonisation
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06V30/19—Recognition using electronic means
    • G06V30/19007—Matching; Proximity measures
    • G06V30/19013—Comparing pixel values or logical combinations thereof, or feature values having positional relevance, e.g. template matching
    • G06V30/1902—Shifting or otherwise transforming the patterns to accommodate for positional errors
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06V30/19—Recognition using electronic means
    • G06V30/192—Recognition using electronic means using simultaneous comparisons or correlations of the image signals with a plurality of references

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Character Input (AREA)
  • Character Discrimination (AREA)
NLAANVRAGE7210544,A 1971-08-02 1972-08-01 Inrichting voor het herkennen van karakters. NL171935C (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB3625171A GB1399348A (en) 1971-08-02 1971-08-02 Character recognition apparatus
GB3705771 1971-08-06

Publications (3)

Publication Number Publication Date
NL7210544A true NL7210544A (https=) 1973-02-06
NL171935B NL171935B (nl) 1983-01-03
NL171935C NL171935C (nl) 1983-06-01

Family

ID=26263045

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7210544,A NL171935C (nl) 1971-08-02 1972-08-01 Inrichting voor het herkennen van karakters.

Country Status (5)

Country Link
JP (1) JPS4826034A (https=)
DE (1) DE2237873A1 (https=)
FR (2) FR2149855A5 (https=)
GB (1) GB1399348A (https=)
NL (1) NL171935C (https=)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4087790A (en) * 1977-08-22 1978-05-02 Recognition Equipment Incorporated Character presence processor
US4665554A (en) * 1983-07-13 1987-05-12 Machine Vision International Corporation Apparatus and method for implementing dilation and erosion transformations in digital image processing
NL8500172A (nl) * 1985-01-23 1986-08-18 Philips Nv Beeldverwerkingsinrichting voor het op echte-tijd basis bewerken en herkennen van tweedimensionale beelden, en beeldverwerkingssysteem bevattende tenminste twee in serie verbondene van zulke beeldverwerkingsinrichtingen.
FR2627876B1 (fr) * 1988-02-25 1990-06-15 Caron Armand Dispositif de traitement parallele d'informations
US6654487B1 (en) * 2000-03-03 2003-11-25 Charles H. Downs, Jr. Character recognition, including method and system for processing checks with invalidated MICR lines
CN118411590B (zh) * 2023-08-04 2025-02-25 内蒙古师范大学 基于场景文字检测和识别技术的街面文字图像采集设备

Also Published As

Publication number Publication date
FR2150330B2 (https=) 1974-01-04
JPS4826034A (https=) 1973-04-05
NL171935B (nl) 1983-01-03
NL171935C (nl) 1983-06-01
GB1399348A (en) 1975-07-02
FR2149855A5 (https=) 1973-03-30
DE2237873A1 (de) 1973-03-22
FR2150330A2 (https=) 1973-04-06

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee