SE543667C2 - A method for comparing a sample comprising fingerprint information with a template - Google Patents

A method for comparing a sample comprising fingerprint information with a template

Info

Publication number
SE543667C2
SE543667C2 SE1950074A SE1950074A SE543667C2 SE 543667 C2 SE543667 C2 SE 543667C2 SE 1950074 A SE1950074 A SE 1950074A SE 1950074 A SE1950074 A SE 1950074A SE 543667 C2 SE543667 C2 SE 543667C2
Authority
SE
Sweden
Prior art keywords
ridge
points
sample
curvature
point
Prior art date
Application number
SE1950074A
Other languages
English (en)
Other versions
SE1950074A1 (sv
Inventor
Marcus Andersson
Original Assignee
Precise Biometrics Ab
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 Precise Biometrics Ab filed Critical Precise Biometrics Ab
Priority to SE1950074A priority Critical patent/SE543667C2/en
Publication of SE1950074A1 publication Critical patent/SE1950074A1/sv
Publication of SE543667C2 publication Critical patent/SE543667C2/en

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
    • G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
    • G06V40/12—Fingerprints or palmprints
    • G06V40/1347—Preprocessing; Feature extraction
    • G06V40/1359—Extracting features related to ridge properties; Determining the fingerprint type, e.g. whorl or loop
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
    • G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
    • G06V40/12—Fingerprints or palmprints
    • G06V40/1365—Matching; Classification
    • G06V40/1376—Matching features related to ridge properties or fingerprint texture

Landscapes

  • Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Collating Specific Patterns (AREA)
  • Image Input (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
  • Display Devices Of Pinball Game Machines (AREA)

Claims (3)

1. Förfarande (900) för att jämföra ett sampel innefattande5 fingeravtrycksinformation med ett templat, nämnda förfarande innefattar att:bestämma (902) en genomsnittlig äskrökningsvektor hos samplet, ochjämföra (904) den genomsnittliga àskrökningsvektorn hos samplet medden genomsnittliga àskrökningsvektorn hos templatet,varvid den genomsnittliga àskrökningsvektorn är bestämd genom att10 identifiera ätminstone en äs i samplet,bestämma krökningsvektorn hos nämnda ätminstone en äs i ettflertal punkter av nämnda ätminstone en äs, varvid krökningsvektorn ären vektor vars längd är proportionell till hur mycket àsen är böjd ochvars riktning pekar inät mot brännpunkten hos àsen,15 beräkna ett genomsnitt av krökningsvektorerna hos nämnda ätminstone en äs i flertalet punkter av nämnda ätminstone en äs.
2. Förfarande enligt krav 1, varvid flertalet punkter av nämndaätminstone en äs är belägna pà samma äs.
3. Förfarande enligt krav 1 eller 2, varvid flertalet punkter av nämndaätminstone en äs är belägna i ett delomràde av samplet.
SE1950074A 2019-01-23 2019-01-23 A method for comparing a sample comprising fingerprint information with a template SE543667C2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SE1950074A SE543667C2 (en) 2019-01-23 2019-01-23 A method for comparing a sample comprising fingerprint information with a template

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE1950074A SE543667C2 (en) 2019-01-23 2019-01-23 A method for comparing a sample comprising fingerprint information with a template

Publications (2)

Publication Number Publication Date
SE1950074A1 SE1950074A1 (sv) 2020-07-24
SE543667C2 true SE543667C2 (en) 2021-05-25

Family

ID=72140795

Family Applications (1)

Application Number Title Priority Date Filing Date
SE1950074A SE543667C2 (en) 2019-01-23 2019-01-23 A method for comparing a sample comprising fingerprint information with a template

Country Status (1)

Country Link
SE (1) SE543667C2 (sv)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5717786A (en) * 1994-06-21 1998-02-10 Nec Corporation Apparatus for determining ridge direction patterns
EP1197912A2 (en) * 2000-10-11 2002-04-17 Hiroaki Kunieda System for fingerprint authentication
EP1498837A1 (de) * 2003-07-15 2005-01-19 Identification Systems DERMALOG GmbH Verfahren zur Extraktion von Minutienmerkmalen zur automatischen Fingerabdruckidentifizierung
US20080013803A1 (en) * 2006-07-13 2008-01-17 Motorola, Inc. Method and apparatus for determining print image quality
WO2016135704A1 (en) * 2015-02-27 2016-09-01 Idex Asa Curve matching and prequalification

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5717786A (en) * 1994-06-21 1998-02-10 Nec Corporation Apparatus for determining ridge direction patterns
EP1197912A2 (en) * 2000-10-11 2002-04-17 Hiroaki Kunieda System for fingerprint authentication
EP1498837A1 (de) * 2003-07-15 2005-01-19 Identification Systems DERMALOG GmbH Verfahren zur Extraktion von Minutienmerkmalen zur automatischen Fingerabdruckidentifizierung
US20080013803A1 (en) * 2006-07-13 2008-01-17 Motorola, Inc. Method and apparatus for determining print image quality
WO2016135704A1 (en) * 2015-02-27 2016-09-01 Idex Asa Curve matching and prequalification

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
Lei J., You X., Zhou L., Zeng, W. "Extracting corner-cue feature to improve minutiae-matching accuracy" In: 2010 17th IEEE International Conference on Image Processing (ICIP 2010), 2010, September, ISBN: 978-1-4244-7992-4 *
Zacharias G. C, Nair M. S., Lal P. S., "Fingerprint reference point identification based on chain encoded discrete curvature and bending energy", In: Pattern Analysis and Applications, 2016, June, vol. 20, nr. 1, ISSN 1433-7541 *

Also Published As

Publication number Publication date
SE1950074A1 (sv) 2020-07-24

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