SE8007369L - Metod och anordning for teckenidentifiering - Google Patents
Metod och anordning for teckenidentifieringInfo
- Publication number
- SE8007369L SE8007369L SE8007369A SE8007369A SE8007369L SE 8007369 L SE8007369 L SE 8007369L SE 8007369 A SE8007369 A SE 8007369A SE 8007369 A SE8007369 A SE 8007369A SE 8007369 L SE8007369 L SE 8007369L
- Authority
- SE
- Sweden
- Prior art keywords
- image data
- sign identification
- recognition
- compressed
- preprocessing
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR 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; 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
- G06V10/24—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)
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 |
DE8181107586T DE3176138D1 (en) | 1980-10-21 | 1981-09-23 | Method and apparatus for character preprocessing |
EP81107586A EP0050234B1 (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 true SE8007369L (sv) | 1982-04-22 |
SE448922B 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 (sv) |
EP (1) | EP0050234B1 (sv) |
JP (1) | JPS5773477A (sv) |
DE (1) | DE3176138D1 (sv) |
SE (1) | SE448922B (sv) |
Families Citing this family (27)
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 |
CA1249364A (en) * | 1983-08-30 | 1989-01-24 | Canon Kabushiki Kaisha | Image processing system |
FR2551236B1 (fr) * | 1983-08-30 | 1990-07-06 | Canon Kk | Systeme de traitement d'image |
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)
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 |
-
1980
- 1980-10-21 SE SE8007369A patent/SE448922B/sv not_active IP Right Cessation
-
1981
- 1981-08-20 JP JP56129497A patent/JPS5773477A/ja active Granted
- 1981-09-23 DE DE8181107586T patent/DE3176138D1/de not_active Expired
- 1981-09-23 EP EP81107586A patent/EP0050234B1/en not_active Expired
- 1981-10-16 US US06/312,192 patent/US4426731A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0050234B1 (en) | 1987-04-22 |
SE448922B (sv) | 1987-03-23 |
EP0050234A3 (en) | 1985-01-16 |
DE3176138D1 (en) | 1987-05-27 |
US4426731A (en) | 1984-01-17 |
EP0050234A2 (en) | 1982-04-28 |
JPH0132554B2 (sv) | 1989-07-05 |
JPS5773477A (en) | 1982-05-08 |
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Legal Events
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---|---|---|---|
NUG | Patent has lapsed |
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