KR920019198A - 패턴특징 추출방법 - Google Patents

패턴특징 추출방법 Download PDF

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Publication number
KR920019198A
KR920019198A KR1019920004575A KR920004575A KR920019198A KR 920019198 A KR920019198 A KR 920019198A KR 1019920004575 A KR1019920004575 A KR 1019920004575A KR 920004575 A KR920004575 A KR 920004575A KR 920019198 A KR920019198 A KR 920019198A
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KR
South Korea
Prior art keywords
feature extraction
extraction method
pattern feature
image data
pattern
Prior art date
Application number
KR1019920004575A
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English (en)
Other versions
KR960013370B1 (ko
Inventor
후미오 가마츠
Original Assignee
아오이 죠이치
가부시키가이샤 도시바
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 아오이 죠이치, 가부시키가이샤 도시바 filed Critical 아오이 죠이치
Publication of KR920019198A publication Critical patent/KR920019198A/ko
Application granted granted Critical
Publication of KR960013370B1 publication Critical patent/KR960013370B1/ko

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Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T1/00—General purpose image data processing
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/60—Analysis of geometric attributes
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • G06T7/12—Edge-based segmentation
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10056—Microscopic image
    • G06T2207/10061—Microscopic image from scanning electron microscope
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/30—Subject of image; Context of image processing
    • G06T2207/30108—Industrial image inspection
    • G06T2207/30148—Semiconductor; IC; Wafer

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Geometry (AREA)
  • Image Processing (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Image Analysis (AREA)
  • Character Discrimination (AREA)
  • Character Input (AREA)

Abstract

내용 없음

Description

패턴특징 추출방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 1실시예에 따른 패턴특징 추출방법의 처리단계를 나타낸 흐름도.

Claims (1)

  1. 화상데이터의 각 화소를 대수변환처리하는 제1단계(2)와, 상기 제1단계(2)에서 대수변환처리 된 화상데이터를 N치화처리하는 제2단계(3) 및, 상기 제2단계(3)에서 N치화처리된 화상데이터를 적어도 1방향으로 편미분처리하여 경계를 추출하는 제3단계(4)를 구비하여 이루어진 것을 특징으로 하는 패턴특징 추출방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019920004575A 1991-03-26 1992-03-20 패턴특징 추출방법 KR960013370B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP3086362A JP3034975B2 (ja) 1991-03-26 1991-03-26 パターン特徴抽出方法
JP91-086362 1991-03-26

Publications (2)

Publication Number Publication Date
KR920019198A true KR920019198A (ko) 1992-10-22
KR960013370B1 KR960013370B1 (ko) 1996-10-04

Family

ID=13884776

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019920004575A KR960013370B1 (ko) 1991-03-26 1992-03-20 패턴특징 추출방법

Country Status (3)

Country Link
US (1) US5479535A (ko)
JP (1) JP3034975B2 (ko)
KR (1) KR960013370B1 (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20220002232A (ko) * 2015-08-03 2022-01-06 엔제루 구루푸 가부시키가이샤 유기장에 있어서의 부정 검지시스템

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3490490B2 (ja) * 1994-01-28 2004-01-26 株式会社東芝 パターン画像処理装置及び画像処理方法
JP3242529B2 (ja) * 1994-06-07 2001-12-25 松下通信工業株式会社 ステレオ画像対応付け方法およびステレオ画像視差計測方法
JP3392628B2 (ja) * 1996-03-29 2003-03-31 富士通株式会社 輪郭抽出方法及びシステム
US5890818A (en) * 1997-06-30 1999-04-06 Pitney Bowes Inc. Pixel splitting to improve bar code readability
TW402769B (en) * 1998-06-13 2000-08-21 Samsung Electronics Co Ltd Apparatus and method for contact failure inspection in semiconductor devices
US6879719B1 (en) 2000-02-24 2005-04-12 International Business Machines Corporation Method for measurement of full-two dimensional submicron shapes
EP1271604A4 (en) * 2001-01-10 2005-05-25 Ebara Corp EXAMINATION DEVICE AND INVESTIGATION METHOD WITH ELECTRON BEAM AND COMPONENT MANUFACTURING METHODS WITH THE INVESTIGATION DEVICE
GB2379113A (en) * 2001-07-05 2003-02-26 Clemens Mair Image data analysis
JP5198420B2 (ja) * 2009-12-18 2013-05-15 株式会社日立ハイテクノロジーズ 画像処理装置、及び、測定／検査システム、並びに、プログラム

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0217118A3 (de) * 1985-09-30 1990-03-28 Siemens Aktiengesellschaft Verfahren zur automatischen Trennung von Nutz- und Störinformation in Mikroskopbildern, insbesondere von Wafer-Oberflächen, zum Zwecke einer automatischen Erkennung von Wafer Kennzeichnungen
US5136659A (en) * 1987-06-30 1992-08-04 Kokusai Denshin Denwa Kabushiki Kaisha Intelligent coding system for picture signal
JP2781914B2 (ja) * 1988-12-09 1998-07-30 日本アイデント・グラフ株式会社 連続立体撮影観察装置
DE3923449A1 (de) * 1989-07-15 1991-01-24 Philips Patentverwaltung Verfahren zum bestimmen von kanten in bildern
US5031227A (en) * 1990-09-27 1991-07-09 Loral Aerospace Corp. Edge enhancement and smoothing in digital images
US5210799A (en) * 1991-03-28 1993-05-11 Texas Instruments Incorporated System and method for ranking and extracting salient contours for target recognition

Cited By (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20220002232A (ko) * 2015-08-03 2022-01-06 엔제루 구루푸 가부시키가이샤 유기장에 있어서의 부정 검지시스템
KR20220050861A (ko) * 2015-08-03 2022-04-25 엔제루 구루푸 가부시키가이샤 유기장에 있어서의 부정 검지시스템
US11380161B2 (en) 2015-08-03 2022-07-05 Angel Group Co., Ltd. Fraud detection system in a casino
US11386748B2 (en) 2015-08-03 2022-07-12 Angel Playing Cards Co., Ltd. Fraud detection system in a casino
US11386749B2 (en) 2015-08-03 2022-07-12 Angel Group Co., Ltd. Fraud detection system in a casino
US11393285B2 (en) 2015-08-03 2022-07-19 Angel Group Co., Ltd. Fraud detection system in a casino
US11393284B2 (en) 2015-08-03 2022-07-19 Angel Group Co., Ltd. Fraud detection system in a casino
US11393286B2 (en) 2015-08-03 2022-07-19 Angel Group Co., Ltd. Fraud detection system in a casino
KR20220130640A (ko) * 2015-08-03 2022-09-27 엔제루 구루푸 가부시키가이샤 유기장에 있어서의 부정 검지시스템
US11527131B2 (en) 2015-08-03 2022-12-13 Angel Group Co., Ltd. Fraud detection system in a casino
US11527130B2 (en) 2015-08-03 2022-12-13 Angel Group Co., Ltd. Fraud detection system in a casino
US11587398B2 (en) 2015-08-03 2023-02-21 Angel Group Co., Ltd. Fraud detection system in a casino
US11620872B2 (en) 2015-08-03 2023-04-04 Angel Group Co., Ltd. Fraud detection system in a casino
US11657673B2 (en) 2015-08-03 2023-05-23 Angel Group Co., Ltd. Fraud detection system in a casino
US11657674B2 (en) 2015-08-03 2023-05-23 Angel Group Go., Ltd. Fraud detection system in casino
US11727750B2 (en) 2015-08-03 2023-08-15 Angel Group Co., Ltd. Fraud detection system in a casino
US11741780B2 (en) 2015-08-03 2023-08-29 Angel Group Co., Ltd. Fraud detection system in a casino
US12094291B2 (en) 2015-08-03 2024-09-17 Angel Group Co., Ltd. Fraud detection system in a casino
US12094296B2 (en) 2015-08-03 2024-09-17 Angel Group Co., Ltd. Fraud detection system in a casino
US12094295B2 (en) 2015-08-03 2024-09-17 Angel Group Co., Ltd. Fraud detection system in a casino
US12094293B2 (en) 2015-08-03 2024-09-17 Angel Group Co., Ltd. Fraud detection system in a casino
US12094292B2 (en) 2015-08-03 2024-09-17 Angel Group Co., Ltd. Fraud detection system in a casino
US12094297B2 (en) 2015-08-03 2024-09-17 Angel Group Co., Ltd. Fraud detection system in a casino
US12094294B2 (en) 2015-08-03 2024-09-17 Angel Group Co., Ltd. Fraud detection system in a casino

Also Published As

Publication number Publication date
KR960013370B1 (ko) 1996-10-04
US5479535A (en) 1995-12-26
JPH05307609A (ja) 1993-11-19
JP3034975B2 (ja) 2000-04-17

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