WO2005071602A3 - Procede d'amelioration d'images d'empreintes digitales - Google Patents
Procede d'amelioration d'images d'empreintes digitales Download PDFInfo
- Publication number
- WO2005071602A3 WO2005071602A3 PCT/FR2005/050010 FR2005050010W WO2005071602A3 WO 2005071602 A3 WO2005071602 A3 WO 2005071602A3 FR 2005050010 W FR2005050010 W FR 2005050010W WO 2005071602 A3 WO2005071602 A3 WO 2005071602A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- image
- determining
- fingerprints
- improving
- fft
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 3
- 238000000605 extraction Methods 0.000 abstract 1
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T5/00—Image enhancement or restoration
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T5/00—Image enhancement or restoration
- G06T5/10—Image enhancement or restoration using non-spatial domain filtering
-
- 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
- G06V40/13—Sensors therefor
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/20—Special algorithmic details
- G06T2207/20048—Transform domain processing
- G06T2207/20056—Discrete and fast Fourier transform, [DFT, FFT]
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Multimedia (AREA)
- Image Analysis (AREA)
- Image Processing (AREA)
- Collating Specific Patterns (AREA)
- Editing Of Facsimile Originals (AREA)
Abstract
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP05717657A EP1706840A2 (fr) | 2004-01-09 | 2005-01-07 | Procede d amelioration d images d empreintes digit ales |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0450055A FR2865057B1 (fr) | 2004-01-09 | 2004-01-09 | Procede d'amelioration d'images d'empreintes digitales |
FR0450055 | 2004-01-09 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2005071602A2 WO2005071602A2 (fr) | 2005-08-04 |
WO2005071602A3 true WO2005071602A3 (fr) | 2008-11-06 |
Family
ID=34685048
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/FR2005/050010 WO2005071602A2 (fr) | 2004-01-09 | 2005-01-07 | Procede d'amelioration d'images d'empreintes digitales |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP1706840A2 (fr) |
FR (1) | FR2865057B1 (fr) |
WO (1) | WO2005071602A2 (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EA012643B1 (ru) * | 2008-12-19 | 2009-12-30 | Владимир Николаевич Бичигов | Способ оценки качества изображения дактилоскопического узора |
FR3084945B1 (fr) * | 2018-08-10 | 2020-08-07 | Idemia Identity & Security France | Procede d'analyse d'une empreinte |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5926555A (en) * | 1994-10-20 | 1999-07-20 | Calspan Corporation | Fingerprint identification system |
WO2003079274A1 (fr) * | 2002-03-20 | 2003-09-25 | Philips Intellectual Property & Standards Gmbh | Procede visant a ameliorer les images d'empreintes digitales |
-
2004
- 2004-01-09 FR FR0450055A patent/FR2865057B1/fr not_active Expired - Fee Related
-
2005
- 2005-01-07 WO PCT/FR2005/050010 patent/WO2005071602A2/fr active Application Filing
- 2005-01-07 EP EP05717657A patent/EP1706840A2/fr not_active Withdrawn
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5926555A (en) * | 1994-10-20 | 1999-07-20 | Calspan Corporation | Fingerprint identification system |
WO2003079274A1 (fr) * | 2002-03-20 | 2003-09-25 | Philips Intellectual Property & Standards Gmbh | Procede visant a ameliorer les images d'empreintes digitales |
Non-Patent Citations (5)
Title |
---|
HONG L ET AL: "FINGERPRINT IMAGE ENHANCEMENT: ALGORITHM AND PERFORMANCE EVALUATION", IEEE TRANSACTIONS ON PATTERN ANALYSIS AND MACHINE INTELLIGENCE, IEEE INC. NEW YORK, US, vol. 20, no. 8, 1 August 1998 (1998-08-01), pages 777 - 789, XP000774452, ISSN: 0162-8828 * |
KAMEI T ET AL: "Image filter design for fingerprint enhancement", PROCEEDINGS INTERNATIONAL SYMPOSIUM ON COMPUTER VISION (CAT. NO.95TB100006) IEEE COMPUT. SOC. PRESS LOS ALAMITOS, CA, USA, 1995, pages 109 - 114, XP010151063, ISBN: 0-8186-7190-4 * |
KLIMANEE C ET AL: "On the design of 2-D Gabor filtering of fingerprint images", CONFERENCE PROCEEDINGS ARTICLE, 5 January 2004 (2004-01-05), pages 430 - 435, XP010696866 * |
OKOMBI-DIBA B R ET AL: "Segmentation of spatially variant image textures", PATTERN RECOGNITION, 2002. PROCEEDINGS. 16TH INTERNATIONAL CONFERENCE ON QUEBEC CITY, QUE., CANADA 11-15 AUG. 2002, LOS ALAMITOS, CA, USA,IEEE COMPUT. SOC, US, 11 August 2002 (2002-08-11), pages 917 - 920, XP010614029, ISBN: 0-7695-1695-X * |
XUDONG JIANG: "Fingerprint image ridge frequency estimation by higher order spectrum", PROCEEDINGS 2000 INTERNATIONAL CONFERENCE ON IMAGE PROCESSING (CAT. NO.00CH37101) IEEE PISCATAWAY, NJ, USA, vol. 1, 10 September 2000 (2000-09-10) - 13 September 2000 (2000-09-13), pages 462 - 465, XP010530651, ISBN: 0-7803-6297-7 * |
Also Published As
Publication number | Publication date |
---|---|
EP1706840A2 (fr) | 2006-10-04 |
FR2865057B1 (fr) | 2006-06-16 |
WO2005071602A2 (fr) | 2005-08-04 |
FR2865057A1 (fr) | 2005-07-15 |
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