DE69523970D1 - Dokumentspeicher- und Wiederauffindungssystem - Google Patents

Dokumentspeicher- und Wiederauffindungssystem

Info

Publication number
DE69523970D1
DE69523970D1 DE69523970T DE69523970T DE69523970D1 DE 69523970 D1 DE69523970 D1 DE 69523970D1 DE 69523970 T DE69523970 T DE 69523970T DE 69523970 T DE69523970 T DE 69523970T DE 69523970 D1 DE69523970 D1 DE 69523970D1
Authority
DE
Germany
Prior art keywords
retrieval system
document storage
document
storage
retrieval
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
DE69523970T
Other languages
English (en)
Other versions
DE69523970T2 (de
Inventor
Roger D Melen
Harry T Garland
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Publication of DE69523970D1 publication Critical patent/DE69523970D1/de
Application granted granted Critical
Publication of DE69523970T2 publication Critical patent/DE69523970T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/50—Information retrieval; Database structures therefor; File system structures therefor of still image data
    • G06F16/58—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually
    • G06F16/583—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually using metadata automatically derived from the content
    • G06F16/5846—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually using metadata automatically derived from the content using extracted text
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/40—Information retrieval; Database structures therefor; File system structures therefor of multimedia data, e.g. slideshows comprising image and additional audio data
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/50—Information retrieval; Database structures therefor; File system structures therefor of still image data
    • G06F16/58—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually
    • G06F16/583—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually using metadata automatically derived from the content
    • G06F16/5854—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually using metadata automatically derived from the content using shape and object relationship
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Library & Information Science (AREA)
  • Databases & Information Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Data Mining & Analysis (AREA)
  • Multimedia (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Processing Or Creating Images (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
  • Character Discrimination (AREA)
DE69523970T 1994-04-15 1995-02-22 Dokumentspeicher- und Wiederauffindungssystem Expired - Lifetime DE69523970T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US22837194A 1994-04-15 1994-04-15

Publications (2)

Publication Number Publication Date
DE69523970D1 true DE69523970D1 (de) 2002-01-03
DE69523970T2 DE69523970T2 (de) 2002-07-04

Family

ID=22856913

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69523970T Expired - Lifetime DE69523970T2 (de) 1994-04-15 1995-02-22 Dokumentspeicher- und Wiederauffindungssystem

Country Status (4)

Country Link
US (1) US5867277A (de)
EP (1) EP0677812B1 (de)
JP (1) JP3696920B2 (de)
DE (1) DE69523970T2 (de)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU728856B2 (en) * 1995-12-21 2001-01-18 Canon Kabushiki Kaisha Zone segmentation for image display
DE69704942T2 (de) * 1996-04-12 2002-03-28 Avid Technology Inc Multimediasystem mit verbesserten datenverwaltungsmechanismen
US6219382B1 (en) * 1996-11-25 2001-04-17 Matsushita Electric Industrial Co., Ltd. Method and apparatus for locating a caption-added frame in a moving picture signal
KR100295225B1 (ko) * 1997-07-31 2001-07-12 윤종용 컴퓨터에서 영상정보 검색장치 및 방법
US6404919B1 (en) * 1997-08-14 2002-06-11 Minolta Co., Ltd. Image processor for encoding image data
US6427032B1 (en) * 1997-12-30 2002-07-30 Imagetag, Inc. Apparatus and method for digital filing
JPH11306197A (ja) * 1998-04-24 1999-11-05 Canon Inc 画像処理装置及びその方法、コンピュータ可読メモリ
US6226636B1 (en) * 1998-11-20 2001-05-01 Philips Electronics North America Corp. System for retrieving images using a database
JP2001060247A (ja) * 1999-06-14 2001-03-06 Fuji Xerox Co Ltd 画像処理装置および画像処理方法
US6389417B1 (en) * 1999-06-29 2002-05-14 Samsung Electronics Co., Ltd. Method and apparatus for searching a digital image
DE10009761A1 (de) * 2000-03-01 2001-09-20 Cgk Comp Ges Konstanz Mbh Bildaufnahmeverfahren und -Vorrichtung
US6944340B1 (en) * 2000-08-07 2005-09-13 Canon Kabushiki Kaisha Method and apparatus for efficient determination of recognition parameters
US6930690B1 (en) * 2000-10-19 2005-08-16 Adobe Systems Incorporated Preserving gray colors
US8682077B1 (en) 2000-11-28 2014-03-25 Hand Held Products, Inc. Method for omnidirectional processing of 2D images including recognizable characters
US7020352B2 (en) * 2001-05-25 2006-03-28 Seiko Epson Corporation Photo extraction techniques
US7151864B2 (en) * 2002-09-18 2006-12-19 Hewlett-Packard Development Company, L.P. Information research initiated from a scanned image media
JP4574313B2 (ja) 2004-10-04 2010-11-04 キヤノン株式会社 画像処理装置および方法
US7416125B2 (en) 2005-03-24 2008-08-26 Hand Held Products, Inc. Synthesis decoding and methods of use thereof
US7773822B2 (en) * 2005-05-02 2010-08-10 Colormax, Inc. Apparatus and methods for management of electronic images
JP4911530B2 (ja) * 2005-05-31 2012-04-04 サイエンスパーク株式会社 監視システム、システム用のプログラム、及びプログラムを記録した記録媒体
US7792359B2 (en) * 2006-03-02 2010-09-07 Sharp Laboratories Of America, Inc. Methods and systems for detecting regions in digital images
US8630498B2 (en) * 2006-03-02 2014-01-14 Sharp Laboratories Of America, Inc. Methods and systems for detecting pictorial regions in digital images
US7889932B2 (en) * 2006-03-02 2011-02-15 Sharp Laboratories Of America, Inc. Methods and systems for detecting regions in digital images
US7864365B2 (en) * 2006-06-15 2011-01-04 Sharp Laboratories Of America, Inc. Methods and systems for segmenting a digital image into regions
US8437054B2 (en) 2006-06-15 2013-05-07 Sharp Laboratories Of America, Inc. Methods and systems for identifying regions of substantially uniform color in a digital image
US7876959B2 (en) * 2006-09-06 2011-01-25 Sharp Laboratories Of America, Inc. Methods and systems for identifying text in digital images
US8290270B2 (en) * 2006-10-13 2012-10-16 Syscom, Inc. Method and system for converting image text documents in bit-mapped formats to searchable text and for searching the searchable text
US20090041344A1 (en) * 2007-08-08 2009-02-12 Richard John Campbell Methods and Systems for Determining a Background Color in a Digital Image
US8014596B2 (en) * 2007-10-30 2011-09-06 Sharp Laboratories Of America, Inc. Methods and systems for background color extrapolation
JP4902568B2 (ja) 2008-02-19 2012-03-21 キヤノン株式会社 電子文書生成装置、電子文書生成方法、コンピュータプログラム、および記憶媒体
US8200043B2 (en) * 2008-05-01 2012-06-12 Xerox Corporation Page orientation detection based on selective character recognition
JP5132416B2 (ja) * 2008-05-08 2013-01-30 キヤノン株式会社 画像処理装置およびその制御方法
US8131720B2 (en) * 2008-07-25 2012-03-06 Microsoft Corporation Using an ID domain to improve searching
US8437036B2 (en) * 2008-10-27 2013-05-07 Xerox Corporation Image path utilizing sub-sampled cross-channel image values
EP2836962A4 (de) 2012-04-12 2016-07-27 Tata Consultancy Services Ltd System und verfahren zur erkennung und gliederung von einander berührenden schriftzeichen für ocr
JP5983673B2 (ja) * 2014-05-01 2016-09-06 コニカミノルタ株式会社 電子文書生成システム、画像形成装置およびプログラム
JP6776805B2 (ja) * 2016-10-24 2020-10-28 富士通株式会社 文字認識装置、文字認識方法、文字認識プログラム
WO2021150226A1 (en) * 2020-01-23 2021-07-29 Hewlett-Packard Development Company, L.P. Determining minimum scanning resolution
US20230094787A1 (en) * 2021-09-30 2023-03-30 Adobe Inc. Utilizing machine-learning based object detection to improve optical character recognition

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4829453A (en) * 1987-03-05 1989-05-09 Sharp Kabushiki Kaisha Apparatus for cataloging and retrieving image data
US5163104A (en) * 1988-02-24 1992-11-10 Transtechnology Corporation Digital image processing technique including improved gray scale compression
FR2645984A1 (fr) * 1989-04-17 1990-10-19 Archivage Systemes Sarl Systeme d'archivage electronique dynamique multi-acces, a forte capacite de stockage et grande rapidite d'acces, notamment pour l'archivage de donnees graphiques complexes
US5307452A (en) * 1990-09-21 1994-04-26 Pixar Method and apparatus for creating, manipulating and displaying images
US5280367A (en) * 1991-05-28 1994-01-18 Hewlett-Packard Company Automatic separation of text from background in scanned images of complex documents

Also Published As

Publication number Publication date
EP0677812B1 (de) 2001-11-21
JP3696920B2 (ja) 2005-09-21
US5867277A (en) 1999-02-02
DE69523970T2 (de) 2002-07-04
EP0677812A1 (de) 1995-10-18
JPH0863583A (ja) 1996-03-08

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition