Fingerprint theorems for curvature and torsion zero-crossings.
Farzin MokhtarianPublished in: CVPR (1989)
Keyphrases
- zero crossing
- scale space
- singular points
- planar curves
- edge detection
- edge detector
- curvature scale space
- palmprint
- wavelet transform
- orientation field
- image intensity
- feature extraction
- gray scale images
- gaussian filter
- differential geometry
- multiscale
- image features
- differential operators
- medical images
- co occurrence
- gray level
- fingerprint images
- feature vectors
- pattern recognition