DE69600320D1 - Verfahren zur automatischen Erkennung von auswertbaren Zonen in Bildern von mechanischen Teilen - Google Patents

Verfahren zur automatischen Erkennung von auswertbaren Zonen in Bildern von mechanischen Teilen

Info

Publication number
DE69600320D1
DE69600320D1 DE69600320T DE69600320T DE69600320D1 DE 69600320 D1 DE69600320 D1 DE 69600320D1 DE 69600320 T DE69600320 T DE 69600320T DE 69600320 T DE69600320 T DE 69600320T DE 69600320 D1 DE69600320 D1 DE 69600320D1
Authority
DE
Germany
Prior art keywords
evaluable
zones
images
automatic detection
mechanical parts
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
DE69600320T
Other languages
English (en)
Other versions
DE69600320T2 (de
Inventor
Tilman Jochems
Veronique Hele Prejean-Lefevre
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.)
Safran Aircraft Engines SAS
Original Assignee
Societe Nationale dEtude et de Construction de Moteurs dAviation SNECMA
SNECMA SAS
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 Societe Nationale dEtude et de Construction de Moteurs dAviation SNECMA, SNECMA SAS filed Critical Societe Nationale dEtude et de Construction de Moteurs dAviation SNECMA
Application granted granted Critical
Publication of DE69600320D1 publication Critical patent/DE69600320D1/de
Publication of DE69600320T2 publication Critical patent/DE69600320T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • G06T7/11—Region-based segmentation
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • G06T7/155—Segmentation; Edge detection involving morphological operators
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/20—Image preprocessing
    • G06V10/26—Segmentation of patterns in the image field; Cutting or merging of image elements to establish the pattern region, e.g. clustering-based techniques; Detection of occlusion
    • G06V10/267—Segmentation of patterns in the image field; Cutting or merging of image elements to establish the pattern region, e.g. clustering-based techniques; Detection of occlusion by performing operations on regions, e.g. growing, shrinking or watersheds
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/20—Image preprocessing
    • G06V10/28—Quantising the image, e.g. histogram thresholding for discrimination between background and foreground patterns
    • 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
    • G06T2207/10116—X-ray image
    • 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
    • G06T2207/20—Special algorithmic details
    • G06T2207/20112—Image segmentation details
    • G06T2207/20152—Watershed 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
    • G06T2207/30—Subject of image; Context of image processing
    • G06T2207/30108—Industrial image inspection
    • G06T2207/30164—Workpiece; Machine component

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Image Analysis (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Image Processing (AREA)
  • Processing Of Color Television Signals (AREA)
DE69600320T 1995-10-18 1996-10-16 Verfahren zur automatischen Erkennung von auswertbaren Zonen in Bildern von mechanischen Teilen Expired - Fee Related DE69600320T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9512203A FR2740220B1 (fr) 1995-10-18 1995-10-18 Procede de detection automatique des zones expertisables dans des images de pieces mecaniques

Publications (2)

Publication Number Publication Date
DE69600320D1 true DE69600320D1 (de) 1998-07-02
DE69600320T2 DE69600320T2 (de) 1998-10-29

Family

ID=9483632

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69600320T Expired - Fee Related DE69600320T2 (de) 1995-10-18 1996-10-16 Verfahren zur automatischen Erkennung von auswertbaren Zonen in Bildern von mechanischen Teilen

Country Status (7)

Country Link
US (1) US5892841A (de)
EP (1) EP0769760B1 (de)
JP (1) JP3330829B2 (de)
CA (1) CA2188004A1 (de)
DE (1) DE69600320T2 (de)
ES (1) ES2116812T3 (de)
FR (1) FR2740220B1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6272018B1 (en) 1999-02-11 2001-08-07 Original Solutions Inc. Method for the verification of the polarity and presence of components on a printed circuit board
DE10017551C2 (de) * 2000-04-08 2002-10-24 Carl Zeiss Vision Gmbh Verfahren zur zyklischen, interaktiven Bildanalyse sowie Computersystem und Computerprogramm zur Ausführung des Verfahrens
AUPQ849200A0 (en) * 2000-06-30 2000-07-27 Cea Technologies Inc. Unsupervised scene segmentation
DE10253191A1 (de) * 2002-11-15 2004-05-27 Philips Intellectual Property & Standards Gmbh Verfahren zur selektiven Darstellung von Körperstrukturen
US7379595B2 (en) * 2004-05-24 2008-05-27 Xerox Corporation Manual windowing with auto-segmentation assistance in a scanning system
US8233194B2 (en) * 2005-01-26 2012-07-31 Hewlett-Packard Development Company, L.P. Ising-model image rendition, and consolidated masking and/or filtering, in incremental printing
DE102005049017B4 (de) * 2005-10-11 2010-09-23 Carl Zeiss Imaging Solutions Gmbh Verfahren zur Segmentierung in einem n-dimensionalen Merkmalsraum und Verfahren zur Klassifikation auf Grundlage von geometrischen Eigenschaften segmentierter Objekte in einem n-dimensionalen Datenraum
DE112007003553B4 (de) 2007-07-02 2018-09-13 Trimble Jena Gmbh Merkmalsdetektionsvorrichtung und -verfahren zum Messen von Objektabständen
JP2010020662A (ja) * 2008-07-14 2010-01-28 Nippon Telegr & Teleph Corp <Ntt> パターン認識装置、パターン認識方法、パターン認識プログラムおよびそのプログラムを記録した記録媒体
JP6293505B2 (ja) * 2014-02-03 2018-03-14 株式会社タカコ 工具検査方法及び工具検査装置
CN105956942B (zh) * 2016-05-12 2020-06-16 陕西瑞海电力工程有限公司 基于机器视觉的电力管廊钢筋网质量检测方法及检测装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4937618A (en) * 1984-10-18 1990-06-26 Canon Kabushiki Kaisha Alignment and exposure apparatus and method for manufacture of integrated circuits
US5543921A (en) * 1989-05-08 1996-08-06 Canon Kabushiki Kaisha Aligning method utilizing reliability weighting coefficients
US5307421A (en) * 1992-10-14 1994-04-26 Commissariat A L'energie Atomique Process for producing a synthesized reference image for the inspection of objects and apparatus for performing the same
DE69434131T2 (de) * 1993-05-05 2005-11-03 Koninklijke Philips Electronics N.V. Vorrichtung zur Segmentierung von aus Texturen bestehenden Bildern

Also Published As

Publication number Publication date
FR2740220B1 (fr) 1997-11-21
CA2188004A1 (fr) 1997-04-19
EP0769760B1 (de) 1998-05-27
ES2116812T3 (es) 1998-07-16
JPH09134435A (ja) 1997-05-20
EP0769760A1 (de) 1997-04-23
FR2740220A1 (fr) 1997-04-25
JP3330829B2 (ja) 2002-09-30
US5892841A (en) 1999-04-06
DE69600320T2 (de) 1998-10-29

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: SNECMA MOTEURS, PARIS, FR

8339 Ceased/non-payment of the annual fee