EP1743239A4 - Verfahren und system zur zeichenerkennung - Google Patents
Verfahren und system zur zeichenerkennungInfo
- Publication number
- EP1743239A4 EP1743239A4 EP05743992A EP05743992A EP1743239A4 EP 1743239 A4 EP1743239 A4 EP 1743239A4 EP 05743992 A EP05743992 A EP 05743992A EP 05743992 A EP05743992 A EP 05743992A EP 1743239 A4 EP1743239 A4 EP 1743239A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- character recognition
- recognition
- character
- 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.)
- Withdrawn
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
- 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
- G06V30/268—Lexical 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)
- Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
- Character Input (AREA)
Applications Claiming Priority (103)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US55889304P | 2004-04-01 | 2004-04-01 | |
US55878904P | 2004-04-01 | 2004-04-01 | |
US55849904P | 2004-04-01 | 2004-04-01 | |
US55896804P | 2004-04-01 | 2004-04-01 | |
US55886704P | 2004-04-01 | 2004-04-01 | |
US55889204P | 2004-04-01 | 2004-04-01 | |
US55927704P | 2004-04-01 | 2004-04-01 | |
US55876004P | 2004-04-01 | 2004-04-01 | |
US55852704P | 2004-04-01 | 2004-04-01 | |
US55922604P | 2004-04-01 | 2004-04-01 | |
US55927804P | 2004-04-01 | 2004-04-01 | |
US55871704P | 2004-04-01 | 2004-04-01 | |
US55879104P | 2004-04-01 | 2004-04-01 | |
US55837004P | 2004-04-01 | 2004-04-01 | |
US55927904P | 2004-04-01 | 2004-04-01 | |
US55896904P | 2004-04-01 | 2004-04-01 | |
US55926504P | 2004-04-01 | 2004-04-01 | |
US55903304P | 2004-04-02 | 2004-04-02 | |
US55912704P | 2004-04-02 | 2004-04-02 | |
US55913104P | 2004-04-02 | 2004-04-02 | |
US55912504P | 2004-04-02 | 2004-04-02 | |
US55890904P | 2004-04-02 | 2004-04-02 | |
US55908704P | 2004-04-02 | 2004-04-02 | |
US55976604P | 2004-04-06 | 2004-04-06 | |
US56176804P | 2004-04-12 | 2004-04-12 | |
US56348504P | 2004-04-19 | 2004-04-19 | |
US56352004P | 2004-04-19 | 2004-04-19 | |
US56484604P | 2004-04-23 | 2004-04-23 | |
US56468804P | 2004-04-23 | 2004-04-23 | |
US56666704P | 2004-04-30 | 2004-04-30 | |
US57138104P | 2004-05-14 | 2004-05-14 | |
US57156004P | 2004-05-14 | 2004-05-14 | |
US57171504P | 2004-05-17 | 2004-05-17 | |
US58920104P | 2004-07-19 | 2004-07-19 | |
US58920204P | 2004-07-19 | 2004-07-19 | |
US58920304P | 2004-07-19 | 2004-07-19 | |
US59882104P | 2004-08-02 | 2004-08-02 | |
US60293004P | 2004-08-18 | 2004-08-18 | |
US60295604P | 2004-08-18 | 2004-08-18 | |
US60289704P | 2004-08-18 | 2004-08-18 | |
US60289804P | 2004-08-18 | 2004-08-18 | |
US60294704P | 2004-08-18 | 2004-08-18 | |
US60289604P | 2004-08-18 | 2004-08-18 | |
US60292504P | 2004-08-18 | 2004-08-18 | |
US60346604P | 2004-08-19 | 2004-08-19 | |
US60308104P | 2004-08-19 | 2004-08-19 | |
US60308204P | 2004-08-19 | 2004-08-19 | |
US60349804P | 2004-08-20 | 2004-08-20 | |
US60335804P | 2004-08-20 | 2004-08-20 | |
US60410304P | 2004-08-23 | 2004-08-23 | |
US60410004P | 2004-08-23 | 2004-08-23 | |
US60409804P | 2004-08-23 | 2004-08-23 | |
US60410204P | 2004-08-23 | 2004-08-23 | |
US60510504P | 2004-08-27 | 2004-08-27 | |
US60522904P | 2004-08-27 | 2004-08-27 | |
US61360204P | 2004-09-27 | 2004-09-27 | |
US61324304P | 2004-09-27 | 2004-09-27 | |
US61334104P | 2004-09-27 | 2004-09-27 | |
US61345404P | 2004-09-27 | 2004-09-27 | |
US61324204P | 2004-09-27 | 2004-09-27 | |
US61333904P | 2004-09-27 | 2004-09-27 | |
US61363204P | 2004-09-27 | 2004-09-27 | |
US61340004P | 2004-09-27 | 2004-09-27 | |
US61358904P | 2004-09-27 | 2004-09-27 | |
US61346104P | 2004-09-27 | 2004-09-27 | |
US61345604P | 2004-09-27 | 2004-09-27 | |
US61363404P | 2004-09-27 | 2004-09-27 | |
US61336104P | 2004-09-27 | 2004-09-27 | |
US61345504P | 2004-09-27 | 2004-09-27 | |
US61362804P | 2004-09-27 | 2004-09-27 | |
US61334004P | 2004-09-27 | 2004-09-27 | |
US61346004P | 2004-09-27 | 2004-09-27 | |
US61363304P | 2004-09-27 | 2004-09-27 | |
US61537804P | 2004-10-01 | 2004-10-01 | |
US61511204P | 2004-10-01 | 2004-10-01 | |
US61553804P | 2004-10-01 | 2004-10-01 | |
US61712204P | 2004-10-07 | 2004-10-07 | |
US62290604P | 2004-10-28 | 2004-10-28 | |
US63345304P | 2004-12-06 | 2004-12-06 | |
US63348604P | 2004-12-06 | 2004-12-06 | |
US63345204P | 2004-12-06 | 2004-12-06 | |
US63367804P | 2004-12-06 | 2004-12-06 | |
US63462704P | 2004-12-09 | 2004-12-09 | |
US63473904P | 2004-12-09 | 2004-12-09 | |
US64768405P | 2005-01-26 | 2005-01-26 | |
US64874605P | 2005-01-31 | 2005-01-31 | |
US65337205P | 2005-02-15 | 2005-02-15 | |
US65384705P | 2005-02-16 | 2005-02-16 | |
US65367905P | 2005-02-16 | 2005-02-16 | |
US65366905P | 2005-02-16 | 2005-02-16 | |
US65366305P | 2005-02-16 | 2005-02-16 | |
US65389905P | 2005-02-16 | 2005-02-16 | |
US65437905P | 2005-02-17 | 2005-02-17 | |
US65436805P | 2005-02-18 | 2005-02-18 | |
US65419605P | 2005-02-18 | 2005-02-18 | |
US65432605P | 2005-02-18 | 2005-02-18 | |
US65528105P | 2005-02-22 | 2005-02-22 | |
US65569705P | 2005-02-22 | 2005-02-22 | |
US65598705P | 2005-02-22 | 2005-02-22 | |
US65527905P | 2005-02-22 | 2005-02-22 | |
US65528005P | 2005-02-22 | 2005-02-22 | |
US65730905P | 2005-02-28 | 2005-02-28 | |
PCT/US2005/011533 WO2005098609A2 (en) | 2004-04-01 | 2005-04-01 | A method and system for character recognition |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1743239A2 EP1743239A2 (de) | 2007-01-17 |
EP1743239A4 true EP1743239A4 (de) | 2012-07-11 |
Family
ID=35134679
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP05743992A Withdrawn EP1743239A4 (de) | 2004-04-01 | 2005-04-01 | Verfahren und system zur zeichenerkennung |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP1743239A4 (de) |
WO (1) | WO2005098609A2 (de) |
Families Citing this family (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8442331B2 (en) | 2004-02-15 | 2013-05-14 | Google Inc. | Capturing text from rendered documents using supplemental information |
US7707039B2 (en) | 2004-02-15 | 2010-04-27 | Exbiblio B.V. | Automatic modification of web pages |
US10635723B2 (en) | 2004-02-15 | 2020-04-28 | Google Llc | Search engines and systems with handheld document data capture devices |
US7812860B2 (en) | 2004-04-01 | 2010-10-12 | Exbiblio B.V. | Handheld device for capturing text from both a document printed on paper and a document displayed on a dynamic display device |
US20060041484A1 (en) | 2004-04-01 | 2006-02-23 | King Martin T | Methods and systems for initiating application processes by data capture from rendered documents |
US8799303B2 (en) | 2004-02-15 | 2014-08-05 | Google Inc. | Establishing an interactive environment for rendered documents |
US8081849B2 (en) | 2004-12-03 | 2011-12-20 | Google Inc. | Portable scanning and memory device |
US7990556B2 (en) | 2004-12-03 | 2011-08-02 | Google Inc. | Association of a portable scanner with input/output and storage devices |
US7894670B2 (en) | 2004-04-01 | 2011-02-22 | Exbiblio B.V. | Triggering actions in response to optically or acoustically capturing keywords from a rendered document |
US20060081714A1 (en) | 2004-08-23 | 2006-04-20 | King Martin T | Portable scanning device |
WO2008028674A2 (en) | 2006-09-08 | 2008-03-13 | Exbiblio B.V. | Optical scanners, such as hand-held optical scanners |
US8146156B2 (en) | 2004-04-01 | 2012-03-27 | Google Inc. | Archive of text captures from rendered documents |
US20070300142A1 (en) | 2005-04-01 | 2007-12-27 | King Martin T | Contextual dynamic advertising based upon captured rendered text |
US8793162B2 (en) | 2004-04-01 | 2014-07-29 | Google Inc. | Adding information or functionality to a rendered document via association with an electronic counterpart |
US20080313172A1 (en) | 2004-12-03 | 2008-12-18 | King Martin T | Determining actions involving captured information and electronic content associated with rendered documents |
US9116890B2 (en) | 2004-04-01 | 2015-08-25 | Google Inc. | Triggering actions in response to optically or acoustically capturing keywords from a rendered document |
US20060098900A1 (en) | 2004-09-27 | 2006-05-11 | King Martin T | Secure data gathering from rendered documents |
US9143638B2 (en) | 2004-04-01 | 2015-09-22 | Google Inc. | Data capture from rendered documents using handheld device |
US8621349B2 (en) | 2004-04-01 | 2013-12-31 | Google Inc. | Publishing techniques for adding value to a rendered document |
US8713418B2 (en) | 2004-04-12 | 2014-04-29 | Google Inc. | Adding value to a rendered document |
US8489624B2 (en) | 2004-05-17 | 2013-07-16 | Google, Inc. | Processing techniques for text capture from a rendered document |
US8620083B2 (en) | 2004-12-03 | 2013-12-31 | Google Inc. | Method and system for character recognition |
US8874504B2 (en) | 2004-12-03 | 2014-10-28 | Google Inc. | Processing techniques for visual capture data from a rendered document |
US9460346B2 (en) | 2004-04-19 | 2016-10-04 | Google Inc. | Handheld device for capturing text from both a document printed on paper and a document displayed on a dynamic display device |
US8346620B2 (en) | 2004-07-19 | 2013-01-01 | Google Inc. | Automatic modification of web pages |
US20110035662A1 (en) | 2009-02-18 | 2011-02-10 | King Martin T | Interacting with rendered documents using a multi-function mobile device, such as a mobile phone |
DE202010018551U1 (de) | 2009-03-12 | 2017-08-24 | Google, Inc. | Automatische Bereitstellung von Inhalten, die mit erfassten Informationen, wie etwa in Echtzeit erfassten Informationen, verknüpft sind |
US8447066B2 (en) | 2009-03-12 | 2013-05-21 | Google Inc. | Performing actions based on capturing information from rendered documents, such as documents under copyright |
US9081799B2 (en) | 2009-12-04 | 2015-07-14 | Google Inc. | Using gestalt information to identify locations in printed information |
US9323784B2 (en) | 2009-12-09 | 2016-04-26 | Google Inc. | Image search using text-based elements within the contents of images |
CN113806812B (zh) * | 2021-08-13 | 2022-05-27 | 深圳市鹰硕技术有限公司 | 用户笔迹数据的管理方法、装置、***及存储介质 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6212299B1 (en) * | 1992-12-11 | 2001-04-03 | Matsushita Electric Industrial Co., Ltd. | Method and apparatus for recognizing a character |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5625711A (en) * | 1994-08-31 | 1997-04-29 | Adobe Systems Incorporated | Method and apparatus for producing a hybrid data structure for displaying a raster image |
-
2005
- 2005-04-01 WO PCT/US2005/011533 patent/WO2005098609A2/en active Search and Examination
- 2005-04-01 EP EP05743992A patent/EP1743239A4/de not_active Withdrawn
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6212299B1 (en) * | 1992-12-11 | 2001-04-03 | Matsushita Electric Industrial Co., Ltd. | Method and apparatus for recognizing a character |
Non-Patent Citations (6)
Title |
---|
A. LAWRENCE SPITZ: "Shape-based word recognition", INTERNATIONAL JOURNAL OF DOCUMENT ANALYSIS AND RECOGNITION (IJDAR), vol. 1, no. 4, 1 May 1999 (1999-05-01), pages 178 - 190, XP055028522, ISSN: 1433-2833, DOI: 10.1007/s100320050017 * |
BAHL, L.R.; COCKE, J.: "Font Independent Character Recognition by Cryptanalysis. August 1981.", IBM TECHNICAL DISCLOSURE BULLETIN, vol. 24, no. 3, 1 August 1981 (1981-08-01), New York, US, pages 1588 - 1589, XP002676852 * |
GEORGE NAGY ET AL: "Decoding Substitution Ciphers by Means of Word Matching with Application to OCR", IEEE TRANSACTIONS ON PATTERN ANALYSIS AND MACHINE INTELLIGENCE, IEEE SERVICE CENTER, LOS ALAMITOS, CA, US, vol. 30, no. 5, 1 September 1987 (1987-09-01), pages 710 - 715, XP011243056, ISSN: 0162-8828 * |
P. WOOD ET AL: "Implementing a faster string search algorithm in Ada", ACM SIGADA ADA LETTERS, vol. VIII, no. 3, 1 April 1988 (1988-04-01), pages 87 - 97, XP055028404, ISSN: 1094-3641, DOI: 10.1145/44772.44777 * |
RAMESH, R. S. ET AL.: "An Automated Approach to Solve Simple Substitution Ciphers", CRYPTOLOGIA, vol. 17, no. 2, 1993, USA, pages 202 - 218, XP008152320 * |
U. GARAIN ET AL: "Compression of Scan-Digitized Indian Language Printed Text: A Soft Pattern Matching Technique", PROCEEDINGS OF THE 2003 ACM SYMPOSIUM ON DOCUMENT ENGINEERING, 1 January 2003 (2003-01-01), http://dl.acm.org/ft_gateway.cfm?id=958254&ftid=236585&dwn=1&CFID=105890450&CFTOKEN=56057519, pages 185 - 192, XP055028523, Retrieved from the Internet <URL:http://delivery.acm.org/10.1145/960000/958254/p185-garain.pdf?ip=145.64.134.245&acc=ACTIVE%20SERVICE&CFID=105890450&CFTOKEN=56057519&__acm__=1338392879_b9a5756ce48f8eecf619058a671131d7> [retrieved on 20120530] * |
Also Published As
Publication number | Publication date |
---|---|
WO2005098609A8 (en) | 2007-12-06 |
WO2005098609A2 (en) | 2005-10-20 |
WO2005098609A3 (en) | 2007-07-19 |
EP1743239A2 (de) | 2007-01-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 20061031 |
|
AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU MC NL PL PT RO SE SI SK TR |
|
AX | Request for extension of the european patent |
Extension state: AL BA HR LV MK YU |
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RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: EXBIBLIO B.V. |
|
DAX | Request for extension of the european patent (deleted) | ||
PUAK | Availability of information related to the publication of the international search report |
Free format text: ORIGINAL CODE: 0009015 |
|
RIN1 | Information on inventor provided before grant (corrected) |
Inventor name: GROVER, DALE, L. Inventor name: STAFFORD-FRASER, JAMES, O. Inventor name: KUSHLER, CLIFFORD, A. Inventor name: KING, MARTIN |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: G06K 9/00 20060101AFI20070816BHEP |
|
R17D | Deferred search report published (corrected) |
Effective date: 20071025 |
|
R17D | Deferred search report published (corrected) |
Effective date: 20071206 |
|
RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: GOOGLE INC. |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: G06F 17/30 20060101ALI20120531BHEP Ipc: G06K 9/72 20060101ALI20120531BHEP Ipc: G06K 9/00 20060101AFI20120531BHEP |
|
A4 | Supplementary search report drawn up and despatched |
Effective date: 20120612 |
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17Q | First examination report despatched |
Effective date: 20120912 |
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STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
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18D | Application deemed to be withdrawn |
Effective date: 20161101 |