Enhancement of Low Quality Fingerprints Based on Anisotropic Filtering.
Xinjian ChenJie TianYangyang ZhangXin YangPublished in: ICB (2006)
Keyphrases
- low quality
- fingerprint images
- diffusion filtering
- high quality
- coherence enhancing diffusion
- poor quality
- filtering method
- image enhancement
- minutiae extraction
- noise removal
- image processing
- diffusion equation
- nonlinear diffusion
- filtering algorithm
- fingerprint recognition
- fingerprint matching
- median filter
- fingerprint verification
- image segmentation
- anisotropic diffusion
- motion estimation
- directional filtering
- low quality images
- structure tensor
- denoising