Fingerprint Binarization using Convex Threshold.
D.-H. KimRae-Hong ParkPublished in: Computer Graphics and Imaging (2003)
Keyphrases
- binarization method
- convex optimization
- document images
- threshold selection
- fingerprint identification
- gray level
- biometric identification
- high quality
- fingerprint image quality
- thresholding method
- grayscale images
- image processing
- convex relaxation
- infrared images
- singular points
- fingerprint matching
- convex sets
- fingerprint verification
- image preprocessing
- globally optimal
- fingerprint images
- convex hull