DE69330650D1 - Gerät zur Merkmalsextraktion - Google Patents
Gerät zur MerkmalsextraktionInfo
- 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
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)
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 |
---|---|---|---|
DE69330650T Expired - Fee Related DE69330650T2 (de) | 1992-05-28 | 1993-05-27 | Gerät zur Merkmalsextraktion |
DE69327985T Expired - Fee Related DE69327985T2 (de) | 1992-05-28 | 1993-05-27 | Bilderkennungsgerät und -verfahren |
Family Applications After (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) | DE69330650T2 (de) |
Families Citing this family (20)
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 |
JP5714599B2 (ja) * | 2009-12-02 | 2015-05-07 | クゥアルコム・インコーポレイテッドQualcomm Incorporated | イメージ認識のための記述子パッチの高速部分空間射影 |
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)
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 |
-
1993
- 1993-05-25 US US08/066,878 patent/US5481621A/en not_active Expired - Fee Related
- 1993-05-27 EP EP98119755A patent/EP0907140B1/de not_active Expired - Lifetime
- 1993-05-27 DE DE69330650T patent/DE69330650T2/de not_active Expired - Fee Related
- 1993-05-27 DE DE69327985T patent/DE69327985T2/de not_active Expired - Fee Related
- 1993-05-27 EP EP93108572A patent/EP0571999B1/de not_active Expired - Lifetime
-
1995
- 1995-05-19 US US08/444,723 patent/US5793932A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US5481621A (en) | 1996-01-02 |
EP0571999A2 (de) | 1993-12-01 |
DE69327985T2 (de) | 2000-07-20 |
EP0571999A3 (de) | 1994-03-02 |
EP0907140A1 (de) | 1999-04-07 |
DE69327985D1 (de) | 2000-04-13 |
EP0571999B1 (de) | 2000-03-08 |
DE69330650T2 (de) | 2001-12-06 |
EP0907140B1 (de) | 2001-08-22 |
US5793932A (en) | 1998-08-11 |
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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 |