Secure data hiding in wavelet compressed fingerprint images.
Nalini K. RathaJonathan H. ConnellRuud M. BollePublished in: ACM Multimedia Workshops (2000)
Keyphrases
- data hiding
- block dct
- fingerprint images
- fingerprint identification
- error correction
- spatial domain
- image enhancement
- reversible data hiding
- gabor filters
- secret data
- low quality
- data embedding
- input image
- multiscale
- watermarking technique
- information hiding
- region of interest
- high quality
- security level
- compressed domain
- discrete cosine transform
- face recognition
- facial images
- motion estimation