DE69330650D1 - Gerät zur Merkmalsextraktion - Google Patents

Gerät zur Merkmalsextraktion

Info

Publication number
DE69330650D1
DE69330650D1 DE69330650T DE69330650T DE69330650D1 DE 69330650 D1 DE69330650 D1 DE 69330650D1 DE 69330650 T DE69330650 T DE 69330650T DE 69330650 T DE69330650 T DE 69330650T DE 69330650 D1 DE69330650 D1 DE 69330650D1
Authority
DE
Germany
Prior art keywords
feature extraction
extraction device
feature
extraction
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 - Fee Related
Application number
DE69330650T
Other languages
English (en)
Other versions
DE69330650T2 (de
Inventor
Yasunori Kuratomi
Hisahito Ogawa
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Application granted granted Critical
Publication of DE69330650D1 publication Critical patent/DE69330650D1/de
Publication of DE69330650T2 publication Critical patent/DE69330650T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/88—Image or video recognition using optical means, e.g. reference filters, holographic masks, frequency domain filters or spatial domain filters
    • 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
    • G06V30/18—Extraction of features or characteristics of the image
    • G06V30/1801—Detecting partial patterns, e.g. edges or contours, or configurations, e.g. loops, corners, strokes or intersections
    • G06V30/18019—Detecting partial patterns, e.g. edges or contours, or configurations, e.g. loops, corners, strokes or intersections by matching or filtering
    • G06V30/18038—Biologically-inspired filters, e.g. difference of Gaussians [DoG], Gabor filters
    • G06V30/18048—Biologically-inspired filters, e.g. difference of Gaussians [DoG], Gabor filters with interaction between the responses of different filters, e.g. cortical complex cells
    • G06V30/18057—Integrating the filters into a hierarchical structure, e.g. convolutional neural networks [CNN]
    • 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)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biomedical Technology (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Health & Medical Sciences (AREA)
  • Evolutionary Computation (AREA)
  • Artificial Intelligence (AREA)
  • Image Analysis (AREA)
  • Character Discrimination (AREA)
DE69330650T 1992-05-28 1993-05-27 Gerät zur Merkmalsextraktion Expired - Fee Related DE69330650T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13658592 1992-05-28

Publications (2)

Publication Number Publication Date
DE69330650D1 true DE69330650D1 (de) 2001-09-27
DE69330650T2 DE69330650T2 (de) 2001-12-06

Family

ID=15178727

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69327985T Expired - Fee Related DE69327985T2 (de) 1992-05-28 1993-05-27 Bilderkennungsgerät und -verfahren
DE69330650T Expired - Fee Related DE69330650T2 (de) 1992-05-28 1993-05-27 Gerät zur Merkmalsextraktion

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE69327985T Expired - Fee Related DE69327985T2 (de) 1992-05-28 1993-05-27 Bilderkennungsgerät und -verfahren

Country Status (3)

Country Link
US (2) US5481621A (de)
EP (2) EP0907140B1 (de)
DE (2) DE69327985T2 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07239938A (ja) * 1994-02-28 1995-09-12 Matsushita Electric Ind Co Ltd 検査方法
JP3207690B2 (ja) * 1994-10-27 2001-09-10 シャープ株式会社 画像処理装置
JPH08305778A (ja) * 1995-04-21 1996-11-22 Xerox Corp ユーザの作成したマークの存在を調査するための方法
US6104833A (en) 1996-01-09 2000-08-15 Fujitsu Limited Pattern recognizing apparatus and method
JPH11144054A (ja) * 1997-11-06 1999-05-28 Fuji Xerox Co Ltd 画像認識方法および画像認識装置ならびに記録媒体
US6529628B1 (en) * 2000-01-07 2003-03-04 Intel Corporation Row and column feature detection in binary images
US6231762B1 (en) 2000-01-31 2001-05-15 Bowco Industries Inc. Filtration system for septic system
SE522437C2 (sv) * 2001-06-07 2004-02-10 C Technologies Ab Förfarande och anordning för extraktion av information från ett målområde inom ett tvådimensionellt grafiskt objekt i en bild
US20030030638A1 (en) * 2001-06-07 2003-02-13 Karl Astrom Method and apparatus for extracting information from a target area within a two-dimensional graphical object in an image
JP3965983B2 (ja) 2001-11-30 2007-08-29 松下電工株式会社 画像処理方法およびその装置
US7242805B1 (en) * 2003-04-18 2007-07-10 Kamran Reihani System and method for automated symbolic recognition including database modeling
US7333963B2 (en) * 2004-10-07 2008-02-19 Bernard Widrow Cognitive memory and auto-associative neural network based search engine for computer and network located images and photographs
US20060238550A1 (en) * 2005-03-17 2006-10-26 Symagery Microsystems Inc. Hands-free data acquisition system
US20100312734A1 (en) * 2005-10-07 2010-12-09 Bernard Widrow System and method for cognitive memory and auto-associative neural network based pattern recognition
EP2507743A2 (de) * 2009-12-02 2012-10-10 QUALCOMM Incorporated Schnelle unterraumprojektion von deskriptor-patches zur bilderkennung
US9530073B2 (en) 2010-04-20 2016-12-27 Qualcomm Incorporated Efficient descriptor extraction over multiple levels of an image scale space
US9015093B1 (en) 2010-10-26 2015-04-21 Michael Lamport Commons Intelligent control with hierarchical stacked neural networks
US8775341B1 (en) 2010-10-26 2014-07-08 Michael Lamport Commons Intelligent control with hierarchical stacked neural networks
JP5911165B2 (ja) * 2011-08-05 2016-04-27 株式会社メガチップス 画像認識装置
US10217023B1 (en) * 2017-06-14 2019-02-26 The United States Of America As Represented By Secretary Of The Navy Image recognition system using a programmable photonic neural network

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5035379B1 (de) * 1970-05-25 1975-11-15
JPS6012674B2 (ja) * 1979-04-02 1985-04-02 日本電気株式会社 パタ−ン特徴抽出装置
US5063602A (en) * 1987-04-14 1991-11-05 Nippon Sheet Glass Co., Ltd. Image correlation calculation apparatus
US4862511A (en) * 1987-06-15 1989-08-29 Nippon Sheet Glass Co., Ltd. Local feature analysis apparatus
US4955060A (en) * 1987-07-02 1990-09-04 Nippon Sheet Glass Co., Ltd. Image recognition apparatus
JPH02240791A (ja) * 1989-03-14 1990-09-25 Matsushita Electric Ind Co Ltd 文字認識装置
JPH0367381A (ja) * 1989-08-05 1991-03-22 Matsushita Electric Ind Co Ltd 文字認識装置
US5220644A (en) * 1989-11-22 1993-06-15 Hitachi, Ltd. Optical neural network system
US5067164A (en) * 1989-11-30 1991-11-19 At&T Bell Laboratories Hierarchical constrained automatic learning neural network for character recognition
US5086490A (en) * 1990-02-07 1992-02-04 Nippon Sheet Glass Co., Ltd. Optical pattern extracting apparatus
US5105470A (en) * 1990-03-12 1992-04-14 International Business Machines Corporation Method and system for recognizing characters
JP2906281B2 (ja) * 1990-09-05 1999-06-14 セイコーインスツルメンツ株式会社 光学的パターン認識装置
US5263107A (en) * 1991-01-31 1993-11-16 Sharp Kabushiki Kaisha Receptive field neural network with shift-invariant pattern recognition
CA2105926A1 (en) * 1992-09-11 1994-03-12 George J. Tomko Fingerprint verification system

Also Published As

Publication number Publication date
DE69330650T2 (de) 2001-12-06
US5481621A (en) 1996-01-02
US5793932A (en) 1998-08-11
EP0571999B1 (de) 2000-03-08
DE69327985T2 (de) 2000-07-20
EP0571999A3 (de) 1994-03-02
EP0571999A2 (de) 1993-12-01
DE69327985D1 (de) 2000-04-13
EP0907140B1 (de) 2001-08-22
EP0907140A1 (de) 1999-04-07

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee