ES536652A0 - Un metodo de proceso de datos para identificar caracteres desconocidos de un conjunto de caracteres conocidos - Google Patents
Un metodo de proceso de datos para identificar caracteres desconocidos de un conjunto de caracteres conocidosInfo
- Publication number
- ES536652A0 ES536652A0 ES536652A ES536652A ES536652A0 ES 536652 A0 ES536652 A0 ES 536652A0 ES 536652 A ES536652 A ES 536652A ES 536652 A ES536652 A ES 536652A ES 536652 A0 ES536652 A0 ES 536652A0
- Authority
- ES
- Spain
- Prior art keywords
- characters
- data processing
- processing method
- identify unknown
- identify
- Prior art date
- 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.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F18/00—Pattern recognition
- G06F18/20—Analysing
- G06F18/24—Classification techniques
- G06F18/243—Classification techniques relating to the number of classes
- G06F18/24323—Tree-organised classifiers
Landscapes
- Engineering & Computer Science (AREA)
- Data Mining & Analysis (AREA)
- Theoretical Computer Science (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Artificial Intelligence (AREA)
- Bioinformatics & Computational Biology (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Evolutionary Biology (AREA)
- Evolutionary Computation (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Character Discrimination (AREA)
- Character Input (AREA)
- Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/566,636 US4589142A (en) | 1983-12-28 | 1983-12-28 | Method and apparatus for character recognition based upon the frequency of occurrence of said characters |
Publications (2)
Publication Number | Publication Date |
---|---|
ES8601515A1 ES8601515A1 (es) | 1985-10-16 |
ES536652A0 true ES536652A0 (es) | 1985-10-16 |
Family
ID=24263740
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES536652A Granted ES536652A0 (es) | 1983-12-28 | 1984-10-10 | Un metodo de proceso de datos para identificar caracteres desconocidos de un conjunto de caracteres conocidos |
Country Status (8)
Country | Link |
---|---|
US (1) | US4589142A (es) |
EP (1) | EP0147657B1 (es) |
JP (2) | JPS60142793A (es) |
AU (1) | AU565704B2 (es) |
BR (1) | BR8406532A (es) |
CA (1) | CA1213060A (es) |
DE (1) | DE3486272T2 (es) |
ES (1) | ES536652A0 (es) |
Families Citing this family (37)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5297222A (en) * | 1982-05-04 | 1994-03-22 | Hitachi, Ltd. | Image processing apparatus |
JPS6145372A (ja) * | 1984-08-10 | 1986-03-05 | Canon Inc | 画像文字認識装置 |
US5077807A (en) * | 1985-10-10 | 1991-12-31 | Palantir Corp. | Preprocessing means for use in a pattern classification system |
US4773099A (en) * | 1985-10-10 | 1988-09-20 | The Palantir Corporation | Pattern classification means for use in a pattern recognition system |
US5060277A (en) * | 1985-10-10 | 1991-10-22 | Palantir Corporation | Pattern classification means using feature vector regions preconstructed from reference data |
JPH0664631B2 (ja) * | 1987-09-09 | 1994-08-22 | インターナショナル・ビジネス・マシーンズ・コーポレーション | 文字認識装置 |
US4852173A (en) * | 1987-10-29 | 1989-07-25 | International Business Machines Corporation | Design and construction of a binary-tree system for language modelling |
JP2553608B2 (ja) * | 1988-01-04 | 1996-11-13 | 住友電気工業 株式会社 | 光学文字読取装置 |
JPH01246678A (ja) * | 1988-03-29 | 1989-10-02 | Toshiba Corp | パターン認識装置 |
US4975975A (en) * | 1988-05-26 | 1990-12-04 | Gtx Corporation | Hierarchical parametric apparatus and method for recognizing drawn characters |
US4831657A (en) * | 1988-07-19 | 1989-05-16 | International Business Machines Corporation | Method and apparatus for establishing pixel color probabilities for use in OCR logic |
US5131053A (en) * | 1988-08-10 | 1992-07-14 | Caere Corporation | Optical character recognition method and apparatus |
US5265174A (en) * | 1989-03-03 | 1993-11-23 | Canon Kabushiki Kaisha | Pattern recognition apparatus |
JPH0331981A (ja) * | 1989-06-29 | 1991-02-12 | Canon Inc | 文字認識装置 |
US5228133A (en) * | 1990-10-01 | 1993-07-13 | Carl Oppedahl | Method to perform text search in application programs in computer by selecting a character and scanning the text string to/from the selected character offset position |
US5151950A (en) * | 1990-10-31 | 1992-09-29 | Go Corporation | Method for recognizing handwritten characters using shape and context analysis |
JPH0772906B2 (ja) * | 1991-07-10 | 1995-08-02 | 富士ゼロックス株式会社 | 文書認識装置 |
US5251268A (en) * | 1991-08-09 | 1993-10-05 | Electric Power Research Institute, Inc. | Integrated method and apparatus for character and symbol recognition |
JPH05233623A (ja) * | 1991-11-27 | 1993-09-10 | Internatl Business Mach Corp <Ibm> | ストローク構文入力装置 |
US5305396A (en) * | 1992-04-17 | 1994-04-19 | International Business Machines Corporation | Data processing system and method for selecting customized character recognition processes and coded data repair processes for scanned images of document forms |
DE69332555D1 (de) | 1992-09-04 | 2003-01-23 | Canon Kk | Verfahren und Vorrichtung zur Anzeige von Zeichen |
US5377280A (en) * | 1993-04-19 | 1994-12-27 | Xerox Corporation | Method and apparatus for automatic language determination of European script documents |
JP3466689B2 (ja) * | 1994-01-26 | 2003-11-17 | キヤノン株式会社 | 手書き文字認識方法及びその装置 |
IL109268A (en) * | 1994-04-10 | 1999-01-26 | Advanced Recognition Tech | Method and system for image recognition |
US5661763A (en) * | 1995-07-28 | 1997-08-26 | Adtran, Inc. | Apparatus and method for detecting programmable length bit pattern in serial digital data stream |
US5917941A (en) * | 1995-08-08 | 1999-06-29 | Apple Computer, Inc. | Character segmentation technique with integrated word search for handwriting recognition |
US6144771A (en) * | 1996-06-28 | 2000-11-07 | Competitive Technologies Of Pa, Inc. | Method and apparatus for encoding and decoding images |
US5881169A (en) * | 1996-09-13 | 1999-03-09 | Ericsson Inc. | Apparatus and method for presenting and gathering text entries in a pen-based input device |
JP3427692B2 (ja) * | 1996-11-20 | 2003-07-22 | 松下電器産業株式会社 | 文字認識方法および文字認識装置 |
US5881172A (en) * | 1996-12-09 | 1999-03-09 | Mitek Systems, Inc. | Hierarchical character recognition system |
US6111985A (en) * | 1997-06-06 | 2000-08-29 | Microsoft Corporation | Method and mechanism for providing partial results in full context handwriting recognition |
US6061472A (en) * | 1997-06-06 | 2000-05-09 | Microsoft Corporation | Method and mechanism to reduce handwriting recognizer errors using multiple decision trees |
US7254269B2 (en) * | 2000-08-31 | 2007-08-07 | Hewlett-Packard Development Company, L.P. | Character recognition system |
JP4674778B2 (ja) * | 2000-08-31 | 2011-04-20 | ヒューレット・パッカード・カンパニー | 文字認識システム |
US7167587B2 (en) * | 2002-08-30 | 2007-01-23 | Lockheed Martin Corporation | Sequential classifier for use in pattern recognition system |
US20040086185A1 (en) * | 2002-10-31 | 2004-05-06 | Eastman Kodak Company | Method and system for multiple cue integration |
RU2598300C2 (ru) * | 2015-01-27 | 2016-09-20 | Общество с ограниченной ответственностью "Аби Девелопмент" | Способы и системы автоматического распознавания символов с использованием дерева решений |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3601802A (en) * | 1966-09-09 | 1971-08-24 | Kokusai Denshin Denwa Co Ltd | Pattern matching character recognition system |
US3675203A (en) * | 1969-04-09 | 1972-07-04 | Dwight M B Baumann | Automatic pattern recognition with weighted area scanning |
US3755780A (en) * | 1971-06-28 | 1973-08-28 | Pattern Analysis & Recognition | Method for recognizing characters |
JPS5526755B2 (es) * | 1974-06-05 | 1980-07-15 | ||
JPS511100A (en) * | 1974-06-22 | 1976-01-07 | Kyodo Printing Co Ltd | Pasuhoototoniokeru kaoshashinhyojisho |
JPS5313840A (en) * | 1976-07-23 | 1978-02-07 | Hitachi Ltd | Analogy calculator |
US4157532A (en) * | 1977-03-07 | 1979-06-05 | Grete Grunwald | Method of machine reading documents |
US4180799A (en) * | 1978-04-21 | 1979-12-25 | Caere Corporation | Apparatus and method for recognizing characters |
JPS5612255U (es) * | 1979-07-04 | 1981-02-02 | ||
JPS5680787A (en) * | 1979-12-04 | 1981-07-02 | Fujitsu Ltd | Pattern recognition device |
JPS60711B2 (ja) * | 1980-04-22 | 1985-01-09 | 日本電気株式会社 | 図形認識装置 |
JPS5824976A (ja) * | 1981-08-06 | 1983-02-15 | Fujitsu Ltd | 光学文字読取装置の読取り方式 |
JPS5843069A (ja) * | 1981-09-07 | 1983-03-12 | Toshiba Corp | 文字認識装置 |
-
1983
- 1983-12-28 US US06/566,636 patent/US4589142A/en not_active Expired - Lifetime
-
1984
- 1984-10-10 ES ES536652A patent/ES536652A0/es active Granted
- 1984-10-15 CA CA000465436A patent/CA1213060A/en not_active Expired
- 1984-10-22 AU AU34540/84A patent/AU565704B2/en not_active Ceased
- 1984-11-19 JP JP59242565A patent/JPS60142793A/ja active Granted
- 1984-11-30 EP EP84114430A patent/EP0147657B1/en not_active Expired - Lifetime
- 1984-11-30 DE DE3486272T patent/DE3486272T2/de not_active Expired - Fee Related
- 1984-12-18 BR BR8406532A patent/BR8406532A/pt not_active IP Right Cessation
-
1992
- 1992-05-18 JP JP4124580A patent/JP2661459B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE3486272D1 (de) | 1994-03-24 |
US4589142A (en) | 1986-05-13 |
EP0147657A3 (en) | 1988-07-20 |
ES8601515A1 (es) | 1985-10-16 |
DE3486272T2 (de) | 1994-08-11 |
CA1213060A (en) | 1986-10-21 |
EP0147657A2 (en) | 1985-07-10 |
JPH06187497A (ja) | 1994-07-08 |
JPS60142793A (ja) | 1985-07-27 |
JPH0340433B2 (es) | 1991-06-18 |
AU3454084A (en) | 1985-07-04 |
BR8406532A (pt) | 1985-10-15 |
EP0147657B1 (en) | 1994-02-09 |
AU565704B2 (en) | 1987-09-24 |
JP2661459B2 (ja) | 1997-10-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD1A | Patent lapsed |
Effective date: 19980302 |