FR2828571B1 - Procede de reconnaissance d'empreintes digitales par zoom d'image - Google Patents

Procede de reconnaissance d'empreintes digitales par zoom d'image

Info

Publication number
FR2828571B1
FR2828571B1 FR0110730A FR0110730A FR2828571B1 FR 2828571 B1 FR2828571 B1 FR 2828571B1 FR 0110730 A FR0110730 A FR 0110730A FR 0110730 A FR0110730 A FR 0110730A FR 2828571 B1 FR2828571 B1 FR 2828571B1
Authority
FR
France
Prior art keywords
image zoom
recognizing fingerprints
fingerprints
recognizing
zoom
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 - Fee Related
Application number
FR0110730A
Other languages
English (en)
Other versions
FR2828571A1 (fr
Inventor
Cedric Thuillier
Jean Christophe Fondeur
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.)
Sagem SA
Original Assignee
Sagem SA
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 Sagem SA filed Critical Sagem SA
Priority to FR0110730A priority Critical patent/FR2828571B1/fr
Publication of FR2828571A1 publication Critical patent/FR2828571A1/fr
Application granted granted Critical
Publication of FR2828571B1 publication Critical patent/FR2828571B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T3/00—Geometric image transformations in the plane of the image
    • G06T3/04—Context-preserving transformations, e.g. by using an importance map
    • G06T3/047—Fisheye or wide-angle transformations

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Collating Specific Patterns (AREA)
FR0110730A 2001-08-10 2001-08-10 Procede de reconnaissance d'empreintes digitales par zoom d'image Expired - Fee Related FR2828571B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0110730A FR2828571B1 (fr) 2001-08-10 2001-08-10 Procede de reconnaissance d'empreintes digitales par zoom d'image

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0110730A FR2828571B1 (fr) 2001-08-10 2001-08-10 Procede de reconnaissance d'empreintes digitales par zoom d'image

Publications (2)

Publication Number Publication Date
FR2828571A1 FR2828571A1 (fr) 2003-02-14
FR2828571B1 true FR2828571B1 (fr) 2003-12-19

Family

ID=8866472

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0110730A Expired - Fee Related FR2828571B1 (fr) 2001-08-10 2001-08-10 Procede de reconnaissance d'empreintes digitales par zoom d'image

Country Status (1)

Country Link
FR (1) FR2828571B1 (fr)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0757003B2 (ja) * 1983-05-09 1995-06-14 大日本スクリ−ン製造株式会社 画像走査記録装置
US4790028A (en) * 1986-09-12 1988-12-06 Westinghouse Electric Corp. Method and apparatus for generating variably scaled displays
US5652851A (en) * 1993-07-21 1997-07-29 Xerox Corporation User interface technique for producing a second image in the spatial context of a first image using a model-based operation
US5670984A (en) * 1993-10-26 1997-09-23 Xerox Corporation Image lens
US6049621A (en) * 1997-08-22 2000-04-11 International Business Machines Corporation Determining a point correspondence between two points in two respective (fingerprint) images
WO2000046739A1 (fr) * 1999-02-08 2000-08-10 Zelson Amy S Procede d'analyse d'empreintes de doigts

Also Published As

Publication number Publication date
FR2828571A1 (fr) 2003-02-14

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20060428