DE69028332T2 - Texturunterscheidungsverfahren - Google Patents

Texturunterscheidungsverfahren

Info

Publication number
DE69028332T2
DE69028332T2 DE69028332T DE69028332T DE69028332T2 DE 69028332 T2 DE69028332 T2 DE 69028332T2 DE 69028332 T DE69028332 T DE 69028332T DE 69028332 T DE69028332 T DE 69028332T DE 69028332 T2 DE69028332 T2 DE 69028332T2
Authority
DE
Germany
Prior art keywords
differentiation process
texture
texture differentiation
differentiation
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 - Lifetime
Application number
DE69028332T
Other languages
English (en)
Other versions
DE69028332D1 (de
Inventor
Hiroshi Sakou
Hitoshi Matsushima
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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.)
Filing date
Publication date
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Publication of DE69028332D1 publication Critical patent/DE69028332D1/de
Application granted granted Critical
Publication of DE69028332T2 publication Critical patent/DE69028332T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G06V30/16—Image preprocessing
    • G06V30/162—Quantising the image signal
    • 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
DE69028332T 1989-03-20 1990-03-08 Texturunterscheidungsverfahren Expired - Lifetime DE69028332T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1066122A JP2865697B2 (ja) 1989-03-20 1989-03-20 エクスチャ分離方法

Publications (2)

Publication Number Publication Date
DE69028332D1 DE69028332D1 (de) 1996-10-10
DE69028332T2 true DE69028332T2 (de) 1997-04-30

Family

ID=13306757

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69028332T Expired - Lifetime DE69028332T2 (de) 1989-03-20 1990-03-08 Texturunterscheidungsverfahren

Country Status (4)

Country Link
US (1) US5448651A (de)
EP (1) EP0388725B1 (de)
JP (1) JP2865697B2 (de)
DE (1) DE69028332T2 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE38787E1 (en) 1993-12-15 2005-08-30 Mlr, Llc Apparatus and methods for networking omni-modal radio devices
US5754708A (en) * 1994-11-16 1998-05-19 Mita Industrial Co. Ltd. Dotted image area detecting apparatus and dotted image area detecting method
US5847712A (en) * 1995-01-03 1998-12-08 University Of Washington Method and system for generating graphic illustrations according to a stroke texture and a tone
US5802203A (en) * 1995-06-07 1998-09-01 Xerox Corporation Image segmentation using robust mixture models
US6023534A (en) * 1997-08-04 2000-02-08 Xerox Corporation Method of extracting image data from an area generated with a halftone pattern
JP4392907B2 (ja) * 1999-07-30 2010-01-06 株式会社東芝 文字切出し方法
US6766054B1 (en) 2000-08-14 2004-07-20 International Business Machines Corporation Segmentation of an object from a background in digital photography
US9892606B2 (en) 2001-11-15 2018-02-13 Avigilon Fortress Corporation Video surveillance system employing video primitives
US8711217B2 (en) 2000-10-24 2014-04-29 Objectvideo, Inc. Video surveillance system employing video primitives
US8564661B2 (en) 2000-10-24 2013-10-22 Objectvideo, Inc. Video analytic rule detection system and method
US6625310B2 (en) * 2001-03-23 2003-09-23 Diamondback Vision, Inc. Video segmentation using statistical pixel modeling
US7424175B2 (en) * 2001-03-23 2008-09-09 Objectvideo, Inc. Video segmentation using statistical pixel modeling
US7079686B2 (en) * 2002-08-20 2006-07-18 Lexmark International, Inc. Systems and methods for content-based document image enhancement
TW564377B (en) * 2002-11-01 2003-12-01 Star News Network Co Ltd Pattern identification system
KR101392294B1 (ko) 2006-04-17 2014-05-27 오브젝트비디오 인코퍼레이티드 통계적인 픽셀 모델링을 이용한 비디오 분할
EP3133387B1 (de) * 2014-04-16 2020-05-20 Glory Ltd. Verfahren und vorrichtung zum entfernen des hintergrunds eines zeichens in einem farbbild, verfahren zur einstellung der installation einer zeilenkamera und diagramm zur einstellung der installation

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4408181A (en) * 1979-04-10 1983-10-04 Tokyo Shibaura Denki Kabushiki Kaisha Document data filing/retrieval system
US4339745A (en) * 1980-05-14 1982-07-13 General Electric Company Optical character recognition
JPS59128661A (ja) * 1983-01-14 1984-07-24 Fuji Xerox Co Ltd 画像フアイル装置
US4550435A (en) * 1983-06-07 1985-10-29 Rca Corporation Multilevel thresholding for target tracking apparatus
US4769849A (en) * 1985-12-19 1988-09-06 The Palantir Corporation Method and apparatus for separating overlapping patterns
US5065444A (en) * 1988-02-08 1991-11-12 Northrop Corporation Streak removal filtering method and apparatus
EP0358815B1 (de) * 1988-09-12 1993-05-26 Océ-Nederland B.V. System und Verfahren für automatische Segmentierung
US5048096A (en) * 1989-12-01 1991-09-10 Eastman Kodak Company Bi-tonal image non-text matter removal with run length and connected component analysis

Also Published As

Publication number Publication date
JPH02245882A (ja) 1990-10-01
EP0388725B1 (de) 1996-09-04
EP0388725A3 (de) 1992-08-12
DE69028332D1 (de) 1996-10-10
EP0388725A2 (de) 1990-09-26
US5448651A (en) 1995-09-05
JP2865697B2 (ja) 1999-03-08

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition