FR2047570A5 - - Google Patents

Info

Publication number
FR2047570A5
FR2047570A5 FR7016981A FR7016981A FR2047570A5 FR 2047570 A5 FR2047570 A5 FR 2047570A5 FR 7016981 A FR7016981 A FR 7016981A FR 7016981 A FR7016981 A FR 7016981A FR 2047570 A5 FR2047570 A5 FR 2047570A5
Authority
FR
France
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
Application number
FR7016981A
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR2047570A5 publication Critical patent/FR2047570A5/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/10—Image acquisition
    • 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
    • G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
    • G06V30/10—Character recognition
    • G06V30/16—Image preprocessing
    • G06V30/164—Noise filtering
    • 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
    • G06V30/16—Image preprocessing
    • G06V30/168—Smoothing or thinning of the pattern; Skeletonisation
    • 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)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Character Input (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Image Processing (AREA)
FR7016981A 1969-05-10 1970-05-11 Expired FR2047570A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL696907226A NL149309B (nl) 1969-05-10 1969-05-10 Karakteraftastinrichting voorzien van een schakeling voor het bepalen van de katakterhartlijn.

Publications (1)

Publication Number Publication Date
FR2047570A5 true FR2047570A5 (fr) 1971-03-12

Family

ID=19806920

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7016981A Expired FR2047570A5 (fr) 1969-05-10 1970-05-11

Country Status (6)

Country Link
US (1) US3673566A (fr)
JP (1) JPS4816007B1 (fr)
DE (1) DE2021413A1 (fr)
FR (1) FR2047570A5 (fr)
GB (1) GB1274593A (fr)
NL (1) NL149309B (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE791992A (fr) * 1971-11-30 1973-03-16 Licentia Gmbh Procede de centrage d'un caractere introduit dans le dispositifd'identification d'un appareil de reconnaissance de caracteres et montage permettant la mise en oeuvre de ce procede
EP0083395A3 (fr) * 1981-12-31 1984-08-22 International Business Machines Corporation Interface pour déterminer la position d'un indicateur
US4748316A (en) * 1986-06-13 1988-05-31 International Business Machines Corporation Optical scanner for reading bar codes detected within a large depth of field
JP3350822B2 (ja) * 1992-08-04 2002-11-25 アイシン精機株式会社 画像上のエッジ検出方法
US5734756A (en) * 1995-02-01 1998-03-31 Scanvec Co. Ltd. Methods and apparatus for reproducing a gray scale raster represented elongate graphic image including vectorizing a skeleton of the image by determining a midpoint between two detected endpoints of the image

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3261968A (en) * 1962-11-23 1966-07-19 Honeywell Inc Angle encoder
US3346845A (en) * 1964-12-11 1967-10-10 Bunker Ramo Character recognition method and apparatus
GB1127741A (en) * 1965-02-03 1968-09-18 Int Computers & Tabulators Ltd Improvements in or relating to systems for sensing and recognising or analysing data
US3560928A (en) * 1968-09-25 1971-02-02 Ibm Apparatus for automatically identifying fingerprint cores

Also Published As

Publication number Publication date
DE2021413A1 (de) 1970-11-12
NL149309B (nl) 1976-04-15
US3673566A (en) 1972-06-27
JPS4816007B1 (fr) 1973-05-18
GB1274593A (en) 1972-05-17
NL6907226A (fr) 1970-11-12

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Legal Events

Date Code Title Description
ST Notification of lapse