DE69225678D1 - Verfahren und Gerät zur Dokumentbildverarbeitung - Google Patents
Verfahren und Gerät zur DokumentbildverarbeitungInfo
- Publication number
- DE69225678D1 DE69225678D1 DE69225678T DE69225678T DE69225678D1 DE 69225678 D1 DE69225678 D1 DE 69225678D1 DE 69225678 T DE69225678 T DE 69225678T DE 69225678 T DE69225678 T DE 69225678T DE 69225678 D1 DE69225678 D1 DE 69225678D1
- Authority
- DE
- Germany
- Prior art keywords
- image processing
- document image
- document
- processing
- image
- 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.)
- Expired - Fee Related
Links
Classifications
-
- 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
- G06V30/26—Techniques for post-processing, e.g. correcting the recognition result
- G06V30/262—Techniques for post-processing, e.g. correcting the recognition result using context analysis, e.g. lexical, syntactic or semantic context
-
- 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)
- Computational Linguistics (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Multimedia (AREA)
- Theoretical Computer Science (AREA)
- Character Discrimination (AREA)
- Processing Or Creating Images (AREA)
- Machine Translation (AREA)
- Document Processing Apparatus (AREA)
- Character Input (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/794,555 US5369714A (en) | 1991-11-19 | 1991-11-19 | Method and apparatus for determining the frequency of phrases in a document without document image decoding |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69225678D1 true DE69225678D1 (de) | 1998-07-02 |
DE69225678T2 DE69225678T2 (de) | 1998-12-03 |
Family
ID=25162983
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69225678T Expired - Fee Related DE69225678T2 (de) | 1991-11-19 | 1992-11-16 | Verfahren und Gerät zur Dokumentbildverarbeitung |
Country Status (4)
Country | Link |
---|---|
US (1) | US5369714A (de) |
EP (1) | EP0544433B1 (de) |
JP (1) | JP3232144B2 (de) |
DE (1) | DE69225678T2 (de) |
Families Citing this family (43)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2154952A1 (en) * | 1994-09-12 | 1996-03-13 | Robert M. Ayers | Method and apparatus for identifying words described in a page description language file |
EP0702322B1 (de) * | 1994-09-12 | 2002-02-13 | Adobe Systems Inc. | Verfahren und Gerät zur Identifikation von Wörtern, die in einem portablen elektronischen Dokument beschrieben sind |
US5887081A (en) * | 1995-12-07 | 1999-03-23 | Ncr Corporation | Method for fast image identification and categorization of multimedia data |
KR100209411B1 (ko) * | 1996-05-10 | 1999-07-15 | 전주범 | 윤곽선 정보를 이용한 영상신호 처리 방법 |
US5956468A (en) * | 1996-07-12 | 1999-09-21 | Seiko Epson Corporation | Document segmentation system |
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 |
JP3008908B2 (ja) * | 1997-11-10 | 2000-02-14 | 日本電気株式会社 | 文字切り出し装置および文字切り出し方式 |
US5999664A (en) * | 1997-11-14 | 1999-12-07 | Xerox Corporation | System for searching a corpus of document images by user specified document layout components |
US6665841B1 (en) | 1997-11-14 | 2003-12-16 | Xerox Corporation | Transmission of subsets of layout objects at different resolutions |
US6562077B2 (en) | 1997-11-14 | 2003-05-13 | Xerox Corporation | Sorting image segments into clusters based on a distance measurement |
US7149347B1 (en) | 2000-03-02 | 2006-12-12 | Science Applications International Corporation | Machine learning of document templates for data extraction |
US7027976B1 (en) * | 2001-01-29 | 2006-04-11 | Adobe Systems Incorporated | Document based character ambiguity resolution |
WO2002099739A1 (en) * | 2001-06-05 | 2002-12-12 | Matrox Electronic Systems Ltd. | Model-based recognition of objects using a calibrated image system |
WO2003063067A1 (en) * | 2002-01-24 | 2003-07-31 | Chatterbox Systems, Inc. | Method and system for locating positions in printed texts and delivering multimedia information |
US7561734B1 (en) * | 2002-03-02 | 2009-07-14 | Science Applications International Corporation | Machine learning of document templates for data extraction |
US20040133560A1 (en) * | 2003-01-07 | 2004-07-08 | Simske Steven J. | Methods and systems for organizing electronic documents |
US7734627B1 (en) | 2003-06-17 | 2010-06-08 | Google Inc. | Document similarity detection |
US8620083B2 (en) * | 2004-12-03 | 2013-12-31 | Google Inc. | Method and system for character recognition |
US7207004B1 (en) * | 2004-07-23 | 2007-04-17 | Harrity Paul A | Correction of misspelled words |
US7813597B2 (en) | 2005-03-18 | 2010-10-12 | The Invention Science Fund I, Llc | Information encoded in an expression |
US8229252B2 (en) | 2005-03-18 | 2012-07-24 | The Invention Science Fund I, Llc | Electronic association of a user expression and a context of the expression |
US20060212430A1 (en) | 2005-03-18 | 2006-09-21 | Searete Llc, A Limited Liability Corporation Of The State Of Delaware | Outputting a saved hand-formed expression |
US8823636B2 (en) | 2005-03-18 | 2014-09-02 | The Invention Science Fund I, Llc | Including environmental information in a manual expression |
US8340476B2 (en) * | 2005-03-18 | 2012-12-25 | The Invention Science Fund I, Llc | Electronic acquisition of a hand formed expression and a context of the expression |
US7809215B2 (en) | 2006-10-11 | 2010-10-05 | The Invention Science Fund I, Llc | Contextual information encoded in a formed expression |
US8787706B2 (en) | 2005-03-18 | 2014-07-22 | The Invention Science Fund I, Llc | Acquisition of a user expression and an environment of the expression |
US8749480B2 (en) | 2005-03-18 | 2014-06-10 | The Invention Science Fund I, Llc | Article having a writing portion and preformed identifiers |
AU2005201758B2 (en) * | 2005-04-27 | 2008-12-18 | Canon Kabushiki Kaisha | Method of learning associations between documents and data sets |
WO2007024216A1 (en) * | 2005-08-23 | 2007-03-01 | The Mazer Corporation | Test scoring system and method |
US7609891B2 (en) * | 2005-08-31 | 2009-10-27 | Sony Corporation | Evaluation of element distribution within a collection of images based on pixel scatterness |
JP4305431B2 (ja) * | 2005-09-06 | 2009-07-29 | ソニー株式会社 | 画像処理装置、マスク作成方法及びプログラム |
US7711192B1 (en) * | 2007-08-23 | 2010-05-04 | Kaspersky Lab, Zao | System and method for identifying text-based SPAM in images using grey-scale transformation |
US7706613B2 (en) * | 2007-08-23 | 2010-04-27 | Kaspersky Lab, Zao | System and method for identifying text-based SPAM in rasterized images |
US8111918B2 (en) * | 2008-10-20 | 2012-02-07 | Xerox Corporation | Segmentation for three-layer mixed raster content images |
US8442319B2 (en) * | 2009-07-10 | 2013-05-14 | Palo Alto Research Center Incorporated | System and method for classifying connected groups of foreground pixels in scanned document images according to the type of marking |
US8649600B2 (en) | 2009-07-10 | 2014-02-11 | Palo Alto Research Center Incorporated | System and method for segmenting text lines in documents |
US8452086B2 (en) * | 2009-07-10 | 2013-05-28 | Palo Alto Research Center Incorporated | System and user interface for machine-assisted human labeling of pixels in an image |
US9003531B2 (en) * | 2009-10-01 | 2015-04-07 | Kaspersky Lab Zao | Comprehensive password management arrangment facilitating security |
US9223769B2 (en) | 2011-09-21 | 2015-12-29 | Roman Tsibulevskiy | Data processing systems, devices, and methods for content analysis |
JP5884560B2 (ja) * | 2012-03-05 | 2016-03-15 | オムロン株式会社 | 文字認識のための画像処理方法、およびこの方法を用いた文字認識装置およびプログラム |
US9472037B2 (en) * | 2014-01-31 | 2016-10-18 | Ncr Corporation | Media item re-orientation |
US11200412B2 (en) * | 2017-01-14 | 2021-12-14 | Innoplexus Ag | Method and system for generating parsed document from digital document |
RU2685044C1 (ru) * | 2018-07-03 | 2019-04-16 | Федеральное государственное бюджетное учреждение "Институт теоретической и экспериментальной физики имени А.И. Алиханова Национального исследовательского центра "Курчатовский институт" (НИЦ "Курчатовский институт"- ИТЭФ) | Способ определения контекста слова и текстового файла |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2905927A (en) * | 1956-11-14 | 1959-09-22 | Stanley F Reed | Method and apparatus for recognizing words |
DE3480667D1 (de) * | 1983-03-01 | 1990-01-11 | Nec Corp | System zum bestimmen des zeichenabstandes. |
US4610025A (en) * | 1984-06-22 | 1986-09-02 | Champollion Incorporated | Cryptographic analysis system |
JPH0816918B2 (ja) * | 1989-04-18 | 1996-02-21 | シャープ株式会社 | 行抽出方法 |
JPH036659A (ja) * | 1989-06-03 | 1991-01-14 | Brother Ind Ltd | 文書処理装置 |
US5253307A (en) * | 1991-07-30 | 1993-10-12 | Xerox Corporation | Image analysis to obtain typeface information |
-
1991
- 1991-11-19 US US07/794,555 patent/US5369714A/en not_active Expired - Lifetime
-
1992
- 1992-11-12 JP JP30272492A patent/JP3232144B2/ja not_active Expired - Lifetime
- 1992-11-16 DE DE69225678T patent/DE69225678T2/de not_active Expired - Fee Related
- 1992-11-16 EP EP92310434A patent/EP0544433B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0544433A3 (en) | 1993-12-22 |
DE69225678T2 (de) | 1998-12-03 |
JP3232144B2 (ja) | 2001-11-26 |
US5369714A (en) | 1994-11-29 |
JPH05307595A (ja) | 1993-11-19 |
EP0544433A2 (de) | 1993-06-02 |
EP0544433B1 (de) | 1998-05-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |