FI945743A - Method for calibrating an image processing system - Google Patents

Method for calibrating an image processing system Download PDF

Info

Publication number
FI945743A
FI945743A FI945743A FI945743A FI945743A FI 945743 A FI945743 A FI 945743A FI 945743 A FI945743 A FI 945743A FI 945743 A FI945743 A FI 945743A FI 945743 A FI945743 A FI 945743A
Authority
FI
Finland
Prior art keywords
calibrating
image processing
processing system
image
processing
Prior art date
Application number
FI945743A
Other languages
Finnish (fi)
Swedish (sv)
Other versions
FI945743A0 (en
Inventor
Ernst Greten
Robert Massen
Meinrad Simnacher
Erwin Herre
Michael Mittelsdorf
Original Assignee
Grecon Greten Gmbh & Co Kg
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 Grecon Greten Gmbh & Co Kg filed Critical Grecon Greten Gmbh & Co Kg
Publication of FI945743A publication Critical patent/FI945743A/en
Publication of FI945743A0 publication Critical patent/FI945743A0/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/89—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles
    • G01N21/892—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles characterised by the flaw, defect or object feature examined
    • G01N21/898—Irregularities in textured or patterned surfaces, e.g. textiles, wood
    • G01N21/8986—Wood
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/93—Detection standards; Calibrating baseline adjustment, drift correction
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/46—Wood
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/02—Details
    • G01J1/08—Arrangements of light sources specially adapted for photometry standard sources, also using luminescent or radioactive material
    • G01J2001/086—Calibrating drift correction
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/8851—Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges
    • G01N2021/8887—Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges based on image processing techniques
FI945743A 1992-06-10 1994-12-07 Method for calibrating an image processing system FI945743A0 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19924218971 DE4218971C2 (en) 1992-06-10 1992-06-10 Process for calibrating an image processing system
PCT/EP1993/001394 WO1993025894A1 (en) 1992-06-10 1993-06-03 Process for calibrating an image processing system

Publications (2)

Publication Number Publication Date
FI945743A true FI945743A (en) 1994-12-07
FI945743A0 FI945743A0 (en) 1994-12-07

Family

ID=6460708

Family Applications (1)

Application Number Title Priority Date Filing Date
FI945743A FI945743A0 (en) 1992-06-10 1994-12-07 Method for calibrating an image processing system

Country Status (4)

Country Link
EP (1) EP0645009A1 (en)
DE (1) DE4218971C2 (en)
FI (1) FI945743A0 (en)
WO (1) WO1993025894A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2634565A1 (en) 2012-03-02 2013-09-04 Fin Scan Oy Method and apparatus for determining the dimensions and external properties of three-dimensional objects such as sawn timber

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DE4411986A1 (en) * 1994-04-10 1995-10-12 Kjm Ges Fuer Opto Elektronisch System for measuring cross-sectional accuracy of bar-shaped material
FR2722573B1 (en) * 1994-07-12 1996-10-04 Centre Techn Bois Ameublement METHOD AND DEVICE FOR RECOGNIZING GEOMETRIC PARTICULARITIES OF PARALLELEPIPEDIC PARTS OF POLYGONAL SECTION
DE19518783B4 (en) * 1995-05-22 2009-04-09 H. Hergeth Gmbh Foreign fiber detection on an opening machine
DE19537999A1 (en) * 1995-10-12 1997-04-17 Bmw Rolls Royce Gmbh Image acquisition method for thermally stressed components, in particular a gas turbine
DE19609045C1 (en) * 1996-03-08 1997-07-24 Robert Prof Dr Ing Massen Optical test for wood sample using camera and image-processing system
DE19628539A1 (en) * 1996-07-16 1998-03-12 Csb Syst Software Entwicklung Arrangement and method for quality assurance of electronic measuring devices
DE19638065A1 (en) * 1996-09-18 1998-03-19 Massen Machine Vision Systems Automatic quality control of tiles
DE19646888C1 (en) * 1996-11-13 1998-04-23 Schoeller Felix Jun Foto Device for calibrating track material examination system using scanning light beam
DE19810917A1 (en) * 1998-03-13 1999-09-16 Buehler Ag Calibration method used in evaluation of measured spectra
DE19813555C2 (en) * 1998-03-27 2001-03-29 Presse U Datentechnik Gmbh Method and arrangement for identifying a press product
FR2779378B1 (en) * 1998-06-04 2000-08-04 Roland Bigenwald METHOD FOR VIEWING DEFECTS AND SELECTIVE SHARING OF A PIECE OF WOOD AND INSTALLATION FOR ITS IMPLEMENTATION
EP1212614A1 (en) * 1999-09-14 2002-06-12 Opti-Wood APS Method for quality determination and handling of elongate wood items
DE19960873C2 (en) * 1999-12-17 2002-06-20 Hema Elektronik Fertigungs Und Process for the geometric self-calibration of an image processing system
DE10028201A1 (en) * 2000-06-09 2001-12-20 Basler Ag Optical inspection for moving objects by line scanning employing bright and dark field illumination of object
DE10119461C2 (en) * 2001-04-17 2003-06-12 Ufz Leipzighalle Gmbh Method and device for separating analysis material from a wood core
DE10132650C1 (en) * 2001-05-11 2003-02-20 Mahlo Gmbh & Co Kg Adjustment method for image detection device for examination of material web, uses evaluation of image signals representing defined contrast pattern
GB2394283A (en) * 2002-10-18 2004-04-21 Beta Lasermike Ltd Optical imaging, and monitoring of exposed cut ends of a product
DE102004010376A1 (en) * 2004-03-03 2005-09-22 Dr. Schenk Gmbh Industriemesstechnik Inspection device for the edge regions of planar elements, especially glass plates, has a single camera with at least two separate row or matrix imaging areas and a light deflection unit allocated to each row or matrix area
ITBZ20050027A1 (en) * 2005-05-31 2006-12-01 Microtec Srl PROCEDURE FOR PHOTOGRAPHICALLY REPRESENTING THE EXTERNAL APPEARANCE OF A TRUNK AND ASSOCIATING ITS PHOTOGRAPHIC REPRESENTATION WITH THE RESPECTIVE THREE-DIMENSIONAL STRUCTURE OF THE MIDDLE TRUNK AS WELL AS A DEVICE FOR IMPLEMENTING THIS PROCEDURE.
DE102006048767B4 (en) * 2006-10-12 2008-10-02 Thermosensorik Gmbh Device for adjusting and calibrating an infrared system
DE102007039021A1 (en) * 2007-08-17 2009-02-26 Vistec Semiconductor Systems Gmbh Method for the reproducible determination of object properties
DE202008016206U1 (en) 2008-12-09 2009-03-12 Csb-System Ag Calibration standard for an image processing system
ATE554380T1 (en) 2009-01-14 2012-05-15 Baumer Inspection Gmbh METHOD AND ARRANGEMENT FOR VISUAL SURFACE INSPECTION
DE102011002269A1 (en) * 2011-04-26 2012-10-31 Wincor Nixdorf International Gmbh Detecting and calibrating unit for reverse vending machine, has imaging sensor for detecting container in working mode and light source that is provided such that calibration pattern is formed in calibration mode at light disk
DE102011113704A1 (en) * 2011-08-02 2013-02-07 Focke & Co. (Gmbh & Co. Kg) Method and device for optical testing of objects to be tested in the manufacture and / or packaging of cigarettes
DE102015109431A1 (en) 2015-06-12 2016-12-15 Witrins S.R.O. Inspection system and method for error analysis of wire connections

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JPS4814272B1 (en) * 1970-12-31 1973-05-04
GB1445685A (en) * 1972-10-20 1976-08-11 Plessey Co Ltd Optical inspection arrangements
SE412286B (en) * 1978-07-10 1980-02-25 Saab Scania Ab SET AND DEVICE FOR PHOTOELECTRIC DIMENSION OF WIDES OR SIMILAR GEOMETRICALLY DETERMINED FORMS
GB2029570A (en) * 1978-09-08 1980-03-19 Cambridge Scientific Instr Ltd Improvements in and relating to image analysis system
US4415980A (en) * 1981-03-02 1983-11-15 Lockheed Missiles & Space Co., Inc. Automated radiographic inspection system
DE3113440A1 (en) * 1981-04-03 1982-11-11 Philips Patentverwaltung Gmbh, 2000 Hamburg Method for testing similar objects for defects
AU589651B2 (en) * 1985-06-14 1989-10-19 Broken Hill Proprietary Company Limited, The Surface profile determination
US4891530A (en) * 1986-02-22 1990-01-02 Helmut K. Pinsch Gmbh & Co. Testing or inspecting apparatus and method for detecting differently shaped surfaces of objects
DE3639636C2 (en) * 1986-11-20 1996-04-18 Robert Prof Dr Ing Massen Automatic inspection of textile webs
FR2624608A1 (en) * 1987-12-11 1989-06-16 Tech Bois Ameublement Centre Device for automatic detection of defects in a mixed batch of objects
US4992949A (en) * 1989-01-27 1991-02-12 Macmillan Bloedel Limited Color sorting of lumber
FI906017A (en) * 1990-12-05 1992-06-06 Halton Oy FOERFARANDE FOER ANORDNING VID SORTERING AV RETURFOERBACKNINGAR AV RETURFLASKOR, BURKAR M.M.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2634565A1 (en) 2012-03-02 2013-09-04 Fin Scan Oy Method and apparatus for determining the dimensions and external properties of three-dimensional objects such as sawn timber

Also Published As

Publication number Publication date
EP0645009A1 (en) 1995-03-29
WO1993025894A1 (en) 1993-12-23
DE4218971A1 (en) 1993-12-23
DE4218971C2 (en) 1994-09-22
FI945743A0 (en) 1994-12-07

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