EP2074558A4 - GROUPING OF FORMS TO TREAT OPTICAL RECOGNITION OF CHARACTERS - Google Patents

GROUPING OF FORMS TO TREAT OPTICAL RECOGNITION OF CHARACTERS

Info

Publication number: EP2074558A4
Authority: EP; European Patent Office
Prior art keywords: grouping; characters; forms; optical recognition; treat optical
Prior art date: 2006-09-08
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 Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn

Application number

EP07842090.8A

Other languages

German (de)

French (fr)

Other versions

EP2074558A1 (en

Inventor

Luc Vincent

Raymond W Smith

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Google LLC

Original Assignee

Google LLC

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.)

2006-09-08

Filing date

2007-09-07

Publication date

2013-07-31

2006-09-08 Priority claimed from US11/517,818 external-priority patent/US8175394B2/en

2006-09-11 Priority claimed from US11/519,320 external-priority patent/US7646921B2/en

2006-09-11 Priority claimed from US11/519,376 external-priority patent/US7650035B2/en

2006-09-11 Priority claimed from US11/519,368 external-priority patent/US7697758B2/en

2007-09-07 Application filed by Google LLC filed Critical Google LLC

2007-09-07 Priority to EP09168563.6A priority Critical patent/EP2116971A3/en

2009-07-01 Publication of EP2074558A1 publication Critical patent/EP2074558A1/en

2013-07-31 Publication of EP2074558A4 publication Critical patent/EP2074558A4/en

Status Withdrawn legal-status Critical Current

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
- G06V30/24—Character recognition characterised by the processing or recognition method
- G06V30/248—Character recognition characterised by the processing or recognition method involving plural approaches, e.g. verification by template match; Resolving confusion among similar patterns, e.g. "O" versus "Q"
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F18/00—Pattern recognition
- G06F18/20—Analysing
- G06F18/25—Fusion techniques
- G06F18/254—Fusion techniques of classification results, e.g. of results related to same input data
- 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
- G06V30/19—Recognition using electronic means
- G06V30/191—Design or setup of recognition systems or techniques; Extraction of features in feature space; Clustering techniques; Blind source separation
- G06V30/1918—Fusion techniques, i.e. combining data from various sources, e.g. sensor fusion

Landscapes

Engineering & Computer Science (AREA)
Theoretical Computer Science (AREA)
Computer Vision & Pattern Recognition (AREA)
Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Multimedia (AREA)
Data Mining & Analysis (AREA)
Artificial Intelligence (AREA)
Life Sciences & Earth Sciences (AREA)
Bioinformatics & Cheminformatics (AREA)
Bioinformatics & Computational Biology (AREA)
Evolutionary Biology (AREA)
Evolutionary Computation (AREA)
General Engineering & Computer Science (AREA)
Character Discrimination (AREA)
Editing Of Facsimile Originals (AREA)
Image Processing (AREA)

EP07842090.8A 2006-09-08 2007-09-07 GROUPING OF FORMS TO TREAT OPTICAL RECOGNITION OF CHARACTERS Withdrawn EP2074558A4 (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
EP09168563.6A EP2116971A3 (en)	2006-09-08	2007-09-07	Shape clustering in document image processing

Applications Claiming Priority (5)

Application Number	Priority Date	Filing Date	Title
US11/517,818 US8175394B2 (en)	2006-09-08	2006-09-08	Shape clustering in post optical character recognition processing
US11/519,320 US7646921B2 (en)	2006-09-11	2006-09-11	High resolution replication of document based on shape clustering
US11/519,376 US7650035B2 (en)	2006-09-11	2006-09-11	Optical character recognition based on shape clustering and multiple optical character recognition processes
US11/519,368 US7697758B2 (en)	2006-09-11	2006-09-11	Shape clustering and cluster-level manual identification in post optical character recognition processing
PCT/US2007/077925 WO2008031063A1 (en)	2006-09-08	2007-09-07	Shape clustering in post optical character recognition processing

Related Child Applications (1)

Application Number	Title	Priority Date	Filing Date
EP09168563.6A Division EP2116971A3 (en)	2006-09-08	2007-09-07	Shape clustering in document image processing

Publications (2)

Publication Number	Publication Date
EP2074558A1 EP2074558A1 (en)	2009-07-01
EP2074558A4 true EP2074558A4 (en)	2013-07-31

Family

ID=39157593

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
EP09168563.6A Withdrawn EP2116971A3 (en)	2006-09-08	2007-09-07	Shape clustering in document image processing
EP07842090.8A Withdrawn EP2074558A4 (en)	2006-09-08	2007-09-07	GROUPING OF FORMS TO TREAT OPTICAL RECOGNITION OF CHARACTERS

Family Applications Before (1)

Application Number	Title	Priority Date	Filing Date
EP09168563.6A Withdrawn EP2116971A3 (en)	2006-09-08	2007-09-07	Shape clustering in document image processing

Country Status (4)

Country	Link
EP (2)	EP2116971A3 (en)
KR (1)	KR101486495B1 (en)
CN (1)	CN102637256B (en)
WO (1)	WO2008031063A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US9317760B2 (en)	2014-04-14	2016-04-19	Xerox Corporation	Methods and systems for determining assessment characters
US10255516B1 (en) *	2016-08-29	2019-04-09	State Farm Mutual Automobile Insurance Company	Systems and methods for using image analysis to automatically determine vehicle information
CN110414496B (en) *	2018-04-26	2022-05-27	百度在线网络技术（北京）有限公司	Similar word recognition method and device, computer equipment and storage medium
CN112667831B (en) *	2020-12-25	2022-08-05	上海硬通网络科技有限公司	Material storage method and device and electronic equipment
CN114463766B (en) *	2021-07-16	2023-05-12	荣耀终端有限公司	Table processing method and electronic equipment
WO2024186490A1 (en) *	2023-03-09	2024-09-12	Caterpillar Inc.	Alphanumeric recognizer for unique identifiers of articles of manufacture
CN118587725B (en) *	2024-08-07	2024-10-01	广东亚齐信息技术股份有限公司	Digital achievement intelligent quality inspection and acceptance system and method

Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0790574A2 (en) *	1996-02-19	1997-08-20	Fujitsu Limited	Character recognition apparatus and method
US20050232495A1 (en) *	2004-04-19	2005-10-20	International Business Machines Corporation	Device for Outputting Character Recognition Results, Character Recognition Device, and Method and Program Therefor

Family Cites Families (13)

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US5379349A (en) *	1992-09-01	1995-01-03	Canon Research Center America, Inc.	Method of OCR template enhancement by pixel weighting
GB2281997B (en) *	1993-09-20	1997-10-15	Ricoh Kk	Method and apparatus for improving a text image by using character regeneration
US5970170A (en) *	1995-06-07	1999-10-19	Kodak Limited	Character recognition system indentification of scanned and real time handwritten characters
US6208765B1 (en) *	1998-06-19	2001-03-27	Sarnoff Corporation	Method and apparatus for improving image resolution
US6640010B2 (en) *	1999-11-12	2003-10-28	Xerox Corporation	Word-to-word selection on images
US6741745B2 (en) *	2000-12-18	2004-05-25	Xerox Corporation	Method and apparatus for formatting OCR text
US6751351B2 (en) *	2001-03-05	2004-06-15	Nsc Pearson, Inc.	Test question response verification system
CN1426017A (en) *	2001-12-14	2003-06-25	全景软体股份有限公司	A method and system for proofreading multiple electronic files
EP1357514B1 (en) *	2002-04-23	2008-07-16	STMicroelectronics S.r.l.	Method for obtaining a high-resolution digital image
US7072514B1 (en) *	2003-02-06	2006-07-04	The United States Of America As Represented By The National Security Agency	Method of distinguishing handwritten and machine-printed images
JP2004246546A (en) *	2003-02-13	2004-09-02	Ricoh Co Ltd	Image processing method, program used for execution of method, and image processing apparatus
CN1200387C (en) *	2003-04-11	2005-05-04	清华大学	Statistic handwriting identification and verification method based on separate character
US7480403B2 (en) *	2004-11-16	2009-01-20	International Business Machines Corporation	Apparatus, system, and method for fraud detection using multiple scan technologies

2007
- 2007-09-07 EP EP09168563.6A patent/EP2116971A3/en not_active Withdrawn
- 2007-09-07 WO PCT/US2007/077925 patent/WO2008031063A1/en active Application Filing
- 2007-09-07 KR KR20097007242A patent/KR101486495B1/en active IP Right Grant
- 2007-09-07 EP EP07842090.8A patent/EP2074558A4/en not_active Withdrawn
- 2007-09-07 CN CN201110425054.9A patent/CN102637256B/en active Active

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0790574A2 (en) *	1996-02-19	1997-08-20	Fujitsu Limited	Character recognition apparatus and method
US20050232495A1 (en) *	2004-04-19	2005-10-20	International Business Machines Corporation	Device for Outputting Character Recognition Results, Character Recognition Device, and Method and Program Therefor

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2008031063A1 *

Also Published As

Publication number	Publication date
EP2116971A3 (en)	2013-07-31
EP2116971A2 (en)	2009-11-11
KR101486495B1 (en)	2015-02-04
EP2074558A1 (en)	2009-07-01
KR20090058557A (en)	2009-06-09
CN102637256A (en)	2012-08-15
CN102637256B (en)	2015-08-26
WO2008031063A1 (en)	2008-03-13

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Legal Events

Date	Code	Title	Description
2009-05-29	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
2009-07-01	17P	Request for examination filed	Effective date: 20090408
2009-07-01	AK	Designated contracting states	Kind code of ref document: A1 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR
2009-07-01	AX	Request for extension of the european patent	Extension state: AL BA HR MK RS
2012-08-15	DAX	Request for extension of the european patent (deleted)
2013-07-31	A4	Supplementary search report drawn up and despatched	Effective date: 20130628
2013-07-31	RIC1	Information provided on ipc code assigned before grant	Ipc: G06K 9/62 20060101AFI20130624BHEP
2013-09-11	17Q	First examination report despatched	Effective date: 20130807
2015-06-21	GRAP	Despatch of communication of intention to grant a patent	Free format text: ORIGINAL CODE: EPIDOSNIGR1
2015-07-22	INTG	Intention to grant announced	Effective date: 20150622
2016-04-01	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
2016-05-04	18D	Application deemed to be withdrawn	Effective date: 20151103
2023-06-28	P01	Opt-out of the competence of the unified patent court (upc) registered	Effective date: 20230519