SE448922B - Metod for behandling av videodata vid ett optiskt teckenidentifieringssystem jemte en anordning for teckenidentifiering i en optisk dokumentlesare - Google Patents

Metod for behandling av videodata vid ett optiskt teckenidentifieringssystem jemte en anordning for teckenidentifiering i en optisk dokumentlesare

Info

Publication number
SE448922B
SE448922B SE8007369A SE8007369A SE448922B SE 448922 B SE448922 B SE 448922B SE 8007369 A SE8007369 A SE 8007369A SE 8007369 A SE8007369 A SE 8007369A SE 448922 B SE448922 B SE 448922B
Authority
SE
Sweden
Prior art keywords
video data
data
memory
character
frame
Prior art date
Application number
SE8007369A
Other languages
English (en)
Swedish (sv)
Other versions
SE8007369L (sv
Inventor
O A Edlund
M A Enser
Original Assignee
Ibm Svenska Ab
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 Ibm Svenska Ab filed Critical Ibm Svenska Ab
Priority to SE8007369A priority Critical patent/SE448922B/sv
Priority to JP56129497A priority patent/JPS5773477A/ja
Priority to EP81107586A priority patent/EP0050234B1/en
Priority to DE8181107586T priority patent/DE3176138D1/de
Priority to US06/312,192 priority patent/US4426731A/en
Publication of SE8007369L publication Critical patent/SE8007369L/
Publication of SE448922B publication Critical patent/SE448922B/sv

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G06T9/005—Statistical coding, e.g. Huffman, run length coding
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/20—Image preprocessing
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/20—Image preprocessing
    • G06V10/24—Aligning, centring, orientation detection or correction of the image

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Character Input (AREA)
  • Character Discrimination (AREA)
  • Controls And Circuits For Display Device (AREA)
SE8007369A 1980-10-21 1980-10-21 Metod for behandling av videodata vid ett optiskt teckenidentifieringssystem jemte en anordning for teckenidentifiering i en optisk dokumentlesare SE448922B (sv)

Priority Applications (5)

Application Number Priority Date Filing Date Title
SE8007369A SE448922B (sv) 1980-10-21 1980-10-21 Metod for behandling av videodata vid ett optiskt teckenidentifieringssystem jemte en anordning for teckenidentifiering i en optisk dokumentlesare
JP56129497A JPS5773477A (en) 1980-10-21 1981-08-20 Character recognition device
EP81107586A EP0050234B1 (en) 1980-10-21 1981-09-23 Method and apparatus for character preprocessing
DE8181107586T DE3176138D1 (en) 1980-10-21 1981-09-23 Method and apparatus for character preprocessing
US06/312,192 US4426731A (en) 1980-10-21 1981-10-16 Character recognition employing compressed image data

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8007369A SE448922B (sv) 1980-10-21 1980-10-21 Metod for behandling av videodata vid ett optiskt teckenidentifieringssystem jemte en anordning for teckenidentifiering i en optisk dokumentlesare

Publications (2)

Publication Number Publication Date
SE8007369L SE8007369L (sv) 1982-04-22
SE448922B true SE448922B (sv) 1987-03-23

Family

ID=20342044

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8007369A SE448922B (sv) 1980-10-21 1980-10-21 Metod for behandling av videodata vid ett optiskt teckenidentifieringssystem jemte en anordning for teckenidentifiering i en optisk dokumentlesare

Country Status (5)

Country Link
US (1) US4426731A (ja)
EP (1) EP0050234B1 (ja)
JP (1) JPS5773477A (ja)
DE (1) DE3176138D1 (ja)
SE (1) SE448922B (ja)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2101838B (en) * 1981-04-20 1986-03-05 Canon Kk Image processing method and apparatus therefor
EP0082236B1 (en) * 1981-12-23 1986-03-12 International Business Machines Corporation Method of recognizing characters in an optical document reader
US4876607A (en) * 1982-03-31 1989-10-24 International Business Machines Corporation Complex character generator utilizing byte scanning
US4817186A (en) * 1983-01-07 1989-03-28 International Business Machines Corporation Locating individual images in a field for recognition or the like
JPH0789363B2 (ja) * 1983-05-25 1995-09-27 株式会社東芝 文字認識装置
CA1266524A (en) * 1983-08-30 1990-03-06 Shinobu Arimoto Image processing system
CA1249364A (en) * 1983-08-30 1989-01-24 Canon Kabushiki Kaisha Image processing system
JPS60138680A (ja) * 1983-12-27 1985-07-23 Yokogawa Medical Syst Ltd 放射線ｃｔ装置
JPS61175875A (ja) * 1985-01-31 1986-08-07 Mitsubishi Electric Corp 文書読取り装置
US4648119A (en) * 1985-03-18 1987-03-03 Tektronix, Inc. Method and apparatus for forming 3×3 pixel arrays and for performing programmable pattern contingent modifications of those arrays
US4791680A (en) * 1986-03-25 1988-12-13 Matsushita Electric Industrial Co. Image data converter
US4935882A (en) * 1986-09-15 1990-06-19 International Business Machines Corporation Probability adaptation for arithmetic coders
US4905297A (en) * 1986-09-15 1990-02-27 International Business Machines Corporation Arithmetic coding encoder and decoder system
US4897880A (en) * 1987-02-17 1990-01-30 Soricon Corporation Data acquisition control method and system for a hand held reader
FR2612665B1 (fr) * 1987-03-16 1989-06-09 Onera (Off Nat Aerospatiale) Dispositif et procede pour le traitement d'images numerisees
GB8821024D0 (en) * 1988-09-07 1988-10-05 Etherington H J Image recognition
US5195147A (en) * 1989-05-02 1993-03-16 Ricoh Company, Ltd. Image forming apparatus
US5123055A (en) * 1989-08-10 1992-06-16 International Remote Imaging Systems, Inc. Method and an apparatus for differentiating a sample of biological cells
IL95934A (en) * 1989-10-16 1994-03-15 Hughes Aircraft Co Quick decoding of an image
US5001418A (en) * 1989-12-06 1991-03-19 Posse Kenneth E Method for compressing data-vectors for a circuit board testing machine
JPH05324908A (ja) * 1991-02-19 1993-12-10 Pfu Ltd 圧縮イメージ認識処理方式
US5303313A (en) * 1991-12-16 1994-04-12 Cartesian Products, Inc. Method and apparatus for compression of images
JP3258122B2 (ja) * 1993-03-31 2002-02-18 株式会社東芝 画像処理装置
SE0200490L (sv) * 2002-02-19 2003-08-20 Tds Todos Data System Ab Elektroniskt mikrobetalningssystem
GB0411245D0 (en) * 2004-05-20 2004-06-23 Enseal Systems Ltd A method for the assessment of quality and usability of digital cheque images with minimal computational requirements
US8818904B2 (en) 2007-01-17 2014-08-26 The Western Union Company Generation systems and methods for transaction identifiers having biometric keys associated therewith
US8504473B2 (en) 2007-03-28 2013-08-06 The Western Union Company Money transfer system and messaging system

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1951681U (de) 1962-10-05 1966-12-15 Gruenzweig & Hartmann A G Innenverkleidungssatz fuer tiefkuehlraeume.
US3482210A (en) 1965-02-12 1969-12-02 Ibm Character recognition system using a plurality of delayed scans for determining character features
US3502806A (en) 1966-08-01 1970-03-24 Xerox Corp Modified run length data reduction system
US3604840A (en) 1969-01-15 1971-09-14 Ibm Color encoder
US3699536A (en) * 1971-06-28 1972-10-17 Ibm Low cost raster scanned data consolidation
US4001787A (en) 1972-07-17 1977-01-04 International Business Machines Corporation Data processor for pattern recognition and the like
US3912943A (en) 1974-08-09 1975-10-14 Ibm Video thresholder
US4030068A (en) * 1976-01-12 1977-06-14 Decision Data Computer Corporation Optical character recognition system
US4107648A (en) 1976-04-12 1978-08-15 Bell Telephone Laboratories, Incorporated Scan encoding of two dimensional pictorial entities
US4079458A (en) 1976-08-11 1978-03-14 Xerox Corporation High resolution character generator
JPS6051825B2 (ja) * 1976-12-08 1985-11-15 株式会社リコー デ−タ圧縮方法
US4145686A (en) 1977-06-27 1979-03-20 Recognition Equipment Incorporated Data compressor
JPS5465416A (en) * 1977-11-02 1979-05-26 Nec Corp Encoded picture storing device

Also Published As

Publication number Publication date
SE8007369L (sv) 1982-04-22
EP0050234A2 (en) 1982-04-28
EP0050234A3 (en) 1985-01-16
JPS5773477A (en) 1982-05-08
DE3176138D1 (en) 1987-05-27
JPH0132554B2 (ja) 1989-07-05
EP0050234B1 (en) 1987-04-22
US4426731A (en) 1984-01-17

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