JPH0547866B2 - - Google Patents

Info

Publication number
JPH0547866B2
JPH0547866B2 JP1210219A JP21021989A JPH0547866B2 JP H0547866 B2 JPH0547866 B2 JP H0547866B2 JP 1210219 A JP1210219 A JP 1210219A JP 21021989 A JP21021989 A JP 21021989A JP H0547866 B2 JPH0547866 B2 JP H0547866B2
Authority
JP
Japan
Prior art keywords
matrix
pixel
value
luminance
values
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 - Lifetime
Application number
JP1210219A
Other languages
English (en)
Japanese (ja)
Other versions
JPH02132564A (ja
Inventor
Bruce Kelly
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.)
BANK OF ENGLAND
GABANAA ANDO CO OBU ZA BANKU OBU INGURANDO ZA
Original Assignee
BANK OF ENGLAND
GABANAA ANDO CO OBU ZA BANKU OBU INGURANDO ZA
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 BANK OF ENGLAND, GABANAA ANDO CO OBU ZA BANKU OBU INGURANDO ZA filed Critical BANK OF ENGLAND
Publication of JPH02132564A publication Critical patent/JPH02132564A/ja
Publication of JPH0547866B2 publication Critical patent/JPH0547866B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/20—Image enhancement or restoration using local operators
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
    • G07D7/00—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency
    • G07D7/20—Testing patterns thereon
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
    • G07D7/00—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency
    • G07D7/20—Testing patterns thereon
    • G07D7/2075—Setting acceptance levels or parameters
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
    • G07D7/00—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency
    • G07D7/181—Testing mechanical properties or condition, e.g. wear or tear

Landscapes

  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Holo Graphy (AREA)
  • Image Processing (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
  • Closed-Circuit Television Systems (AREA)
  • Image Analysis (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Inspection Of Paper Currency And Valuable Securities (AREA)
  • Testing Or Measuring Of Semiconductors Or The Like (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Preparing Plates And Mask In Photomechanical Process (AREA)
  • Complex Calculations (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
JP1210219A 1984-06-22 1989-08-16 画像テスト装置 Granted JPH02132564A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB848415996A GB8415996D0 (en) 1984-06-22 1984-06-22 Image model
GB8415996 1984-06-22

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP60136732A Division JPH0669219B2 (ja) 1984-06-22 1985-06-22 画像信号モデル表現方法

Publications (2)

Publication Number Publication Date
JPH02132564A JPH02132564A (ja) 1990-05-22
JPH0547866B2 true JPH0547866B2 (OSRAM) 1993-07-19

Family

ID=10562844

Family Applications (3)

Application Number Title Priority Date Filing Date
JP60136732A Expired - Lifetime JPH0669219B2 (ja) 1984-06-22 1985-06-22 画像信号モデル表現方法
JP1210218A Granted JPH02118886A (ja) 1984-06-22 1989-08-16 マスタ画像絵素との比較方法
JP1210219A Granted JPH02132564A (ja) 1984-06-22 1989-08-16 画像テスト装置

Family Applications Before (2)

Application Number Title Priority Date Filing Date
JP60136732A Expired - Lifetime JPH0669219B2 (ja) 1984-06-22 1985-06-22 画像信号モデル表現方法
JP1210218A Granted JPH02118886A (ja) 1984-06-22 1989-08-16 マスタ画像絵素との比較方法

Country Status (17)

Country Link
EP (1) EP0165734B1 (OSRAM)
JP (3) JPH0669219B2 (OSRAM)
KR (1) KR920010482B1 (OSRAM)
AT (1) ATE78354T1 (OSRAM)
AU (1) AU587747B2 (OSRAM)
CA (1) CA1281125C (OSRAM)
DE (1) DE3586339T2 (OSRAM)
DK (1) DK168137B1 (OSRAM)
ES (2) ES8704649A1 (OSRAM)
GB (2) GB8415996D0 (OSRAM)
GR (1) GR851508B (OSRAM)
HK (1) HK89888A (OSRAM)
IE (1) IE56706B1 (OSRAM)
IN (1) IN167911B (OSRAM)
MX (2) MX159061A (OSRAM)
NO (1) NO177877C (OSRAM)
ZA (1) ZA854361B (OSRAM)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5255331A (en) * 1984-06-20 1993-10-19 The Governor And Company Of The Bank Of England Production of an image model and inspection of a pixel representation of an image
GB8529688D0 (en) * 1985-12-02 1986-01-08 Governor & Co Of The Bank Of E Printing machines
JP2510687B2 (ja) * 1987-08-13 1996-06-26 日本電信電話株式会社 高速欠陥検出方法および装置
US4959836A (en) * 1987-12-09 1990-09-25 Siemens Transmission Systems, Inc. Register robustness improvement circuit and method
GB9011048D0 (en) * 1990-05-17 1990-07-04 Crosfield Electronics Ltd Control data array modification
CH684856A5 (de) * 1992-11-30 1995-01-13 Mars Inc Verfahren zur Klassifizierung eines Musters - insbesondere eines Musters einer Banknote oder einer Münze - und Einrichtung zur Durchführung des Verfahrens.
EP0612042B2 (en) † 1993-02-17 2003-06-04 Kba-Giori S.A. Apparatus and method for checking printed matter
WO1995000337A1 (en) * 1993-06-17 1995-01-05 The Analytic Sciences Corporation Automated system for print quality control
DE19516352A1 (de) * 1995-05-04 1996-11-07 Heidelberger Druckmasch Ag Vorrichtung zur Bildinspektion
US5802208A (en) * 1996-05-06 1998-09-01 Lucent Technologies Inc. Face recognition using DCT-based feature vectors
DE19812812A1 (de) 1997-04-25 1999-09-23 Whd Elektron Prueftech Gmbh Aufbau von Sicherheitselementen für Dokumente und Vorrichtungen zur Prüfung von Dokumenten mit derartigen Sicherheitselementen sowie Verfahren zur Anwendung
DE19812811A1 (de) 1997-08-12 1999-09-23 Whd Elektron Prueftech Gmbh Aufbau von Sicherheitselementen für Dokumente und Vorrichtungen zur Prüfung von Dokumenten mit derartigen Sicherheitselementen sowie Verfahren zur Anwendung dieser Sicherheitselemente und Vorrichtungen
GB0106817D0 (en) * 2001-03-19 2001-05-09 Rue De Int Ltd Monitoring method
GB0208599D0 (en) * 2002-04-15 2002-05-22 Enseal Systems Ltd Method of detecting counterfeit documents
US10109046B2 (en) 2016-07-19 2018-10-23 Globalfoundries Inc. Methods of detecting faults in real-time for semiconductor wafers

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5385610A (en) * 1976-12-29 1978-07-28 Toppan Printing Co Ltd Printed matter inspector
JPS5545948A (en) * 1978-09-29 1980-03-31 Hitachi Ltd Garage
DE2935668A1 (de) * 1978-11-13 1980-05-22 Perkin Elmer Corp Verfahren und vorrichtung zum identifizieren des wertes einer banknote
AU517296B2 (en) * 1979-05-08 1981-07-23 Kureha Kagaku Kogyo Kabushiki Kaisha Method of analysing video image points
IT1129509B (it) * 1980-01-14 1986-06-04 Tasco Spa Procedimento ed apparecchiatura per il ritrovamento in tempo reale di difetti in oggetti industriali
US4538299A (en) * 1981-12-04 1985-08-27 International Remote Imaging Systems, Inc. Method and apparatus for locating the boundary of an object
JPS58181318A (ja) * 1982-04-16 1983-10-24 Mitsubishi Electric Corp アナログ信号のレベル変化検出装置
JPS58186878A (ja) * 1982-04-23 1983-10-31 Koyo Denshi Kogyo Kk 物体検出装置
US4590606A (en) * 1982-12-13 1986-05-20 International Business Machines Corporation Multi-function image processing system

Also Published As

Publication number Publication date
HK89888A (en) 1988-11-11
DK168137B1 (da) 1994-02-14
JPH0559473B2 (OSRAM) 1993-08-31
DE3586339T2 (de) 1993-02-11
ES544425A0 (es) 1987-04-01
NO852520L (no) 1985-12-23
ATE78354T1 (de) 1992-08-15
NO177877C (no) 1995-12-06
EP0165734A2 (en) 1985-12-27
KR920010482B1 (ko) 1992-11-28
JPH02132564A (ja) 1990-05-22
JPH0669219B2 (ja) 1994-08-31
GR851508B (OSRAM) 1985-11-25
GB8415996D0 (en) 1984-07-25
IE851465L (en) 1985-12-22
IE56706B1 (en) 1991-11-06
AU587747B2 (en) 1989-08-24
EP0165734A3 (en) 1988-12-14
IN167911B (OSRAM) 1991-01-05
EP0165734B1 (en) 1992-07-15
MX172127B (es) 1993-12-06
GB2160644A (en) 1985-12-24
GB2160644B (en) 1987-10-14
ES8704649A1 (es) 1987-04-01
DK282185D0 (da) 1985-06-21
NO177877B (no) 1995-08-28
AU4373185A (en) 1986-01-02
JPH02118886A (ja) 1990-05-07
DE3586339D1 (de) 1992-08-20
GB8513793D0 (en) 1985-07-03
KR860000609A (ko) 1986-01-29
ES8801455A1 (es) 1987-12-16
MX159061A (es) 1989-04-13
ZA854361B (en) 1986-04-30
ES557059A0 (es) 1987-12-16
CA1281125C (en) 1991-03-05
JPS6182595A (ja) 1986-04-26
DK282185A (da) 1985-12-23

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