IN167911B - - Google Patents

Info

Publication number
IN167911B
IN167911B IN488/DEL/85A IN488DE1985A IN167911B IN 167911 B IN167911 B IN 167911B IN 488DE1985 A IN488DE1985 A IN 488DE1985A IN 167911 B IN167911 B IN 167911B
Authority
IN
India
Prior art keywords
pixel
values
bits
master image
data word
Prior art date
Application number
IN488/DEL/85A
Other languages
English (en)
Inventor
Bruce Kelly
Original Assignee
Bank Of England
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 filed Critical Bank Of England
Publication of IN167911B publication Critical patent/IN167911B/en

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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

  • Physics & Mathematics (AREA)
  • General 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)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Complex Calculations (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Preparing Plates And Mask In Photomechanical Process (AREA)
  • Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
IN488/DEL/85A 1984-06-22 1985-06-19 IN167911B (de)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
IN167911B true IN167911B (de) 1991-01-05

Family

ID=10562844

Family Applications (1)

Application Number Title Priority Date Filing Date
IN488/DEL/85A IN167911B (de) 1984-06-22 1985-06-19

Country Status (17)

Country Link
EP (1) EP0165734B1 (de)
JP (3) JPH0669219B2 (de)
KR (1) KR920010482B1 (de)
AT (1) ATE78354T1 (de)
AU (1) AU587747B2 (de)
CA (1) CA1281125C (de)
DE (1) DE3586339T2 (de)
DK (1) DK168137B1 (de)
ES (2) ES8704649A1 (de)
GB (2) GB8415996D0 (de)
GR (1) GR851508B (de)
HK (1) HK89888A (de)
IE (1) IE56706B1 (de)
IN (1) IN167911B (de)
MX (2) MX172127B (de)
NO (1) NO177877C (de)
ZA (1) ZA854361B (de)

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.
ATE167583T1 (de) † 1993-02-17 1998-07-15 De La Rue Giori Sa Vorrichtung und verfahren zum prüfen von drucksachen
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
EP0165734A3 (en) 1988-12-14
DE3586339T2 (de) 1993-02-11
JPH0669219B2 (ja) 1994-08-31
ES557059A0 (es) 1987-12-16
ES8704649A1 (es) 1987-04-01
GB8415996D0 (en) 1984-07-25
MX159061A (es) 1989-04-13
KR920010482B1 (ko) 1992-11-28
AU587747B2 (en) 1989-08-24
GB2160644A (en) 1985-12-24
DK282185D0 (da) 1985-06-21
ES544425A0 (es) 1987-04-01
EP0165734A2 (de) 1985-12-27
MX172127B (es) 1993-12-06
NO852520L (no) 1985-12-23
IE56706B1 (en) 1991-11-06
GB2160644B (en) 1987-10-14
NO177877B (no) 1995-08-28
GB8513793D0 (en) 1985-07-03
ES8801455A1 (es) 1987-12-16
IE851465L (en) 1985-12-22
EP0165734B1 (de) 1992-07-15
JPH0547866B2 (de) 1993-07-19
NO177877C (no) 1995-12-06
GR851508B (de) 1985-11-25
JPH02118886A (ja) 1990-05-07
AU4373185A (en) 1986-01-02
DK282185A (da) 1985-12-23
CA1281125C (en) 1991-03-05
ATE78354T1 (de) 1992-08-15
HK89888A (en) 1988-11-11
JPH02132564A (ja) 1990-05-22
JPS6182595A (ja) 1986-04-26
JPH0559473B2 (de) 1993-08-31
KR860000609A (ko) 1986-01-29
ZA854361B (en) 1986-04-30
DE3586339D1 (de) 1992-08-20
DK168137B1 (da) 1994-02-14

Similar Documents

Publication Publication Date Title
IN167911B (de)
TW242175B (de)
ZA843269B (en) Color comparison reference standard and method for using same
EP0330455A3 (de) Vorrichtung zum Kodieren von Bildern
DE69015205D1 (de) Digitales halbtonverfahren für farbbilder mit vektorfehlerdiffusion.
CA2130340A1 (en) Method for Identifying Objects Using Data Processing Techniques
EP0173098A3 (de) Verfahren und Gerät zum Folgen einer Musterkontur
EP0114515A3 (de) Verfahren und Einrichtung zur Farbenerkennung
EP0246832A3 (de) Generator für Musterausrichtung
CA2090449A1 (en) Image processing apparatus
GB2105953B (en) Methods of and apparatus for coding television signals
JPS6462784A (en) Identifying method for picture attribute
JPS57204691A (en) Key signal generating method of chromakey device
JPS6423378A (en) Binarizing system for picture identification
JPS6432575A (en) Binarizing method for contrast picture
JPS56112040A (en) Printing method of screen panel