DE68922772D1 - Verfahren zur Zeichenkettenermittlung. - Google Patents

Verfahren zur Zeichenkettenermittlung.

Info

Publication number: DE68922772D1
Authority: DE; Germany
Prior art keywords: determination procedure; string determination; string; procedure; determination
Prior art date: 1988-03-25
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

Application number

DE68922772T

Other languages

English (en)

Other versions

DE68922772T2 (de

Inventor

Tomio Amano

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.)

International Business Machines Corp

Original Assignee

International Business Machines Corp

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.)

1988-03-25

Filing date

1989-02-06

Publication date

1995-06-29

1989-02-06 Application filed by International Business Machines Corp filed Critical International Business Machines Corp

1995-06-29 Application granted granted Critical

1995-06-29 Publication of DE68922772D1 publication Critical patent/DE68922772D1/de

1995-11-30 Publication of DE68922772T2 publication Critical patent/DE68922772T2/de

2009-02-07 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

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
- G06V30/14—Image acquisition
- G06V30/148—Segmentation of character regions
- G06V30/155—Removing patterns interfering with the pattern to be recognised, such as ruled lines or underlines
- 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)
Computer Vision & Pattern Recognition (AREA)
Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Multimedia (AREA)
Theoretical Computer Science (AREA)
Character Input (AREA)

DE68922772T 1988-03-25 1989-02-06 Verfahren zur Zeichenkettenermittlung. Expired - Fee Related DE68922772T2 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP63069969A JPH06101049B2 (ja)	1988-03-25	1988-03-25	文字列検出方法

Publications (2)

Publication Number	Publication Date
DE68922772D1 true DE68922772D1 (de)	1995-06-29
DE68922772T2 DE68922772T2 (de)	1995-11-30

Family

ID=13417988

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE68922772T Expired - Fee Related DE68922772T2 (de)	1988-03-25	1989-02-06	Verfahren zur Zeichenkettenermittlung.

Country Status (5)

Country	Link
US (1)	US5033104A (de)
EP (1)	EP0334472B1 (de)
JP (1)	JPH06101049B2 (de)
CA (1)	CA1309180C (de)
DE (1)	DE68922772T2 (de)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5191438A (en) *	1989-12-12	1993-03-02	Sharp Kabushiki Kaisha	Facsimile device with skew correction and text line direction detection
JPH03266677A (ja) *	1990-03-16	1991-11-27	Toshiba Corp	画像形成装置
KR930002349B1 (ko) *	1990-12-29	1993-03-29	주식회사 금성사	압축영상의 문자열 분리방법
US5267325A (en) *	1991-09-06	1993-11-30	Unisys Corporation	Locating characters for character recognition
GB9120902D0 (en) *	1991-10-02	1991-11-13	Bp Chem Int Ltd	Purification process
JP3576570B2 (ja) *	1991-11-19	2004-10-13	ゼロックスコーポレイション	比較方法
US5321770A (en) *	1991-11-19	1994-06-14	Xerox Corporation	Method for determining boundaries of words in text
CA2077969C (en) *	1991-11-19	1997-03-04	Daniel P. Huttenlocher	Method of deriving wordshapes for subsequent comparison
CA2077970C (en) *	1991-11-19	1999-02-23	Daniel P. Huttenlocher	Optical word recognition by examination of word shape
US5625719A (en) *	1992-10-19	1997-04-29	Fast; Bruce B.	OCR image preprocessing method for image enhancement of scanned documents
JP3042945B2 (ja) *	1993-07-07	2000-05-22	富士通株式会社	画像抽出装置
JP3599367B2 (ja) *	1993-12-29	2004-12-08	キヤノン株式会社	画像処理装置およびその方法
US6744921B1 (en)	1993-12-29	2004-06-01	Canon Kabushiki Kaisha	Image processing apparatus and method that determines the thickness of characters and lines
US6795576B2 (en) *	1994-07-29	2004-09-21	Canon Kabushiki Kaisha	Image processing method and apparatus
US6005680A (en) *	1995-04-04	1999-12-21	Canon Information Systems, Inc.	Method for capturing a document image, a scanner using the method and a document image management system using the scanner
US5915039A (en) *	1996-11-12	1999-06-22	International Business Machines Corporation	Method and means for extracting fixed-pitch characters on noisy images with complex background prior to character recognition
US5995661A (en) *	1997-10-08	1999-11-30	Hewlett-Packard Company	Image boundary detection for a scanned image
JP3204259B2 (ja) *	1999-10-06	2001-09-04	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	文字列抽出方法、手書き文字列抽出方法、文字列抽出装置、および画像処理装置
US6950553B1 (en) *	2000-03-23	2005-09-27	Cardiff Software, Inc.	Method and system for searching form features for form identification
US7054509B2 (en) *	2000-10-21	2006-05-30	Cardiff Software, Inc.	Determining form identification through the spatial relationship of input data
US6807309B1 (en) *	2000-12-27	2004-10-19	Canon Kabushiki Kaisha	Linear list compression
US7400768B1 (en) *	2001-08-24	2008-07-15	Cardiff Software, Inc.	Enhanced optical recognition of digitized images through selective bit insertion
JP2007104642A (ja) *	2005-09-07	2007-04-19	Toshiba Corp	画像処理方法、画像処理装置および記録物
US8620080B2 (en) *	2008-09-26	2013-12-31	Sharp Laboratories Of America, Inc.	Methods and systems for locating text in a digital image
JP5357612B2 (ja) *	2009-04-13	2013-12-04	株式会社日立ソリューションズ	下線除去装置
JP6452577B2 (ja) *	2015-08-27	2019-01-16	株式会社沖データ	画像形成装置
US11383922B2 (en)	2018-02-05	2022-07-12	Ecolab Usa Inc.	Packaging and docking system for non-contact chemical dispensing

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3805237A (en) *	1971-04-30	1974-04-16	Ibm	Technique for the conversion to digital form of interspersed symbolic and graphic data
US4229768A (en) *	1978-03-30	1980-10-21	Canon Kabushiki Kaisha	Information processing apparatus
US4517604A (en) *	1983-04-04	1985-05-14	International Business Machines Corporation	Method for reducing line width variations in bilevel video images
DE3414455C2 (de) *	1983-04-26	1996-04-25	Wollang Peter Michael	Verfahren und Vorrichtung zum Lesen und Verarbeiten von Information, die aus dekodierbarer Schriftinformation und/oder nichtdekodierbarer Graphikinformation besteht

1988
- 1988-03-25 JP JP63069969A patent/JPH06101049B2/ja not_active Expired - Fee Related
1989
- 1989-02-06 DE DE68922772T patent/DE68922772T2/de not_active Expired - Fee Related
- 1989-02-06 EP EP89301144A patent/EP0334472B1/de not_active Expired - Lifetime
- 1989-03-02 CA CA000592549A patent/CA1309180C/en not_active Expired - Fee Related
- 1989-03-09 US US07/321,036 patent/US5033104A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
DE68922772T2 (de)	1995-11-30
US5033104A (en)	1991-07-16
CA1309180C (en)	1992-10-20
JPH06101049B2 (ja)	1994-12-12
JPH01253077A (ja)	1989-10-09
EP0334472A3 (de)	1992-04-29
EP0334472A2 (de)	1989-09-27
EP0334472B1 (de)	1995-05-24

Legal Events

Date	Code	Title	Description
1996-06-20	8364	No opposition during term of opposition
1997-02-13	8339	Ceased/non-payment of the annual fee

Publication	Publication Date	Title
DE68922772D1 (de)	1995-06-29	Verfahren zur Zeichenkettenermittlung.
DE69202067D1 (de)	1995-05-24	Verfahren zur Kursbestimmung.
DE3774488D1 (de)	1991-12-19	Verfahren zur routen-festlegung.
FI916130A0 (fi)	1991-12-27	Arylsubstituerade imidazoler.
DE3887200D1 (de)	1994-03-03	Verfahren zur Erfassung von Kodefehlern.
DE3873842D1 (de)	1992-09-24	Verfahren zur gen-amplifikation.
DE3852237D1 (de)	1995-01-12	Verfahren zur eingabe der profildaten.
DE68922220D1 (de)	1995-05-18	Verfahren zur chlorierung von methan.
DE68907258D1 (de)	1993-07-29	Verfahren zur herstellung von perfluorierten copolymeren.
DE3670071D1 (de)	1990-05-10	Verfahren zur dehydrocyclodimerisierung.
DE58905587D1 (de)	1993-10-21	Verfahren zur Brandfrüherkennung.
DE3750847D1 (de)	1995-01-19	Einrichtung zur Gefriertrocknung.
DE69016312D1 (de)	1995-03-09	Verfahren zur unterirdischen Untersuchung.
DE68903399D1 (de)	1992-12-17	Verfahren zur gasphasenfluorierung.
DE3888845D1 (de)	1994-05-05	Verfahren zur entmodulierung.
DE68901508D1 (de)	1992-06-17	Verfahren zur gewichtsdosierung.
DE3887904D1 (de)	1994-03-24	Nachräumer zur bohrlocherweiterung.
DE58901598D1 (de)	1992-07-09	Verfahren zur gewinnung von rohargon.
DE68910188D1 (de)	1993-12-02	Verfahren zur Standardisierung von Spektrallinien.
ATE95145T1 (de)	1993-10-15	Verfahren zur molluskenbekaempfung.
DE58905512D1 (de)	1993-10-14	Verfahren zur Drehzahlsynchronisation.
DE58901845D1 (de)	1992-08-20	Verfahren zum festlegen.
PT87501A (pt)	1989-05-31	Gentechnologisches verfahren zur herstellung von angiogeninen
PT87211A (pt)	1988-05-01	Gentechnologisches verfahren zur herstellung von polypeptiden
DE58902073D1 (de)	1992-09-24	Verfahren zur herstellung von organohalogensilanen.