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GB8925479D0 - Improvements in methods and apparatus for signature verification - Google Patents

Improvements in methods and apparatus for signature verification

Info

Publication number
GB8925479D0
GB8925479D0 GB898925479A GB8925479A GB8925479D0 GB 8925479 D0 GB8925479 D0 GB 8925479D0 GB 898925479 A GB898925479 A GB 898925479A GB 8925479 A GB8925479 A GB 8925479A GB 8925479 D0 GB8925479 D0 GB 8925479D0
Authority
GB
United Kingdom
Prior art keywords
methods
signature verification
signature
verification
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.)
Pending
Application number
GB898925479A
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.)
Howell David N L
Original Assignee
Howell David N L
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 Howell David N L filed Critical Howell David N L
Priority to GB898925479A priority Critical patent/GB8925479D0/en
Publication of GB8925479D0 publication Critical patent/GB8925479D0/en
Priority to PCT/GB1990/001725 priority patent/WO1991007729A2/en
Priority to GB9024411A priority patent/GB2237917A/en
Priority to US07/877,232 priority patent/US5226091A/en
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C9/00—Individual registration on entry or exit
    • G07C9/30—Individual registration on entry or exit not involving the use of a pass
    • G07C9/32—Individual registration on entry or exit not involving the use of a pass in combination with an identity check
    • G07C9/35—Individual registration on entry or exit not involving the use of a pass in combination with an identity check by means of a handwritten signature
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F18/00—Pattern recognition
    • G06F18/20—Analysing
    • G06F18/29—Graphical models, e.g. Bayesian networks
    • G06F18/295—Markov models or related models, e.g. semi-Markov models; Markov random fields; Networks embedding Markov models

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Data Mining & Analysis (AREA)
  • Theoretical Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Artificial Intelligence (AREA)
  • Bioinformatics & Computational Biology (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Evolutionary Biology (AREA)
  • Evolutionary Computation (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Collating Specific Patterns (AREA)
GB898925479A 1985-11-05 1989-11-10 Improvements in methods and apparatus for signature verification Pending GB8925479D0 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB898925479A GB8925479D0 (en) 1989-11-10 1989-11-10 Improvements in methods and apparatus for signature verification
PCT/GB1990/001725 WO1991007729A2 (en) 1989-11-10 1990-11-09 Improvements in methods and apparatus for signature verification
GB9024411A GB2237917A (en) 1989-11-10 1990-11-09 Signature verification
US07/877,232 US5226091A (en) 1985-11-05 1992-05-01 Method and apparatus for capturing information in drawing or writing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB898925479A GB8925479D0 (en) 1989-11-10 1989-11-10 Improvements in methods and apparatus for signature verification

Publications (1)

Publication Number Publication Date
GB8925479D0 true GB8925479D0 (en) 1989-12-28

Family

ID=10666112

Family Applications (2)

Application Number Title Priority Date Filing Date
GB898925479A Pending GB8925479D0 (en) 1985-11-05 1989-11-10 Improvements in methods and apparatus for signature verification
GB9024411A Withdrawn GB2237917A (en) 1989-11-10 1990-11-09 Signature verification

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB9024411A Withdrawn GB2237917A (en) 1989-11-10 1990-11-09 Signature verification

Country Status (2)

Country Link
GB (2) GB8925479D0 (en)
WO (1) WO1991007729A2 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5544257A (en) * 1992-01-08 1996-08-06 International Business Machines Corporation Continuous parameter hidden Markov model approach to automatic handwriting recognition
US6655585B2 (en) 1998-05-11 2003-12-02 Citicorp Development Center, Inc. System and method of biometric smart card user authentication
GB0123547D0 (en) 2001-10-01 2001-11-21 Marconi Software Solutions Ltd A system for identifying a user
GB2430095B (en) 2005-09-08 2010-05-19 Hewlett Packard Development Co Image data processing method and apparatus
GB2431269A (en) * 2005-10-13 2007-04-18 Hewlett Packard Development Co Detector for generating a model representing a form of markings for a pattern

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3818443A (en) * 1972-04-28 1974-06-18 Burroughs Corp Signature verification by zero-crossing characterization
GB8616470D0 (en) * 1985-11-05 1986-08-13 Hilton C Optical scanner

Also Published As

Publication number Publication date
WO1991007729A3 (en) 1991-10-31
GB2237917A (en) 1991-05-15
GB9024411D0 (en) 1991-01-02
WO1991007729A2 (en) 1991-05-30

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