Polyphase adaptive filter banks for fingerprint image compression.
Ömer Nezih GerekA. Enis ÇetinPublished in: EUSIPCO (1998)
Keyphrases
- filter bank
- subband
- image compression
- image coding
- subband coding
- subband image coding
- wavelet transform
- discrete cosine transform
- perfect reconstruction
- multiresolution
- vector quantization
- frequency domain
- multiscale
- wavelet packet
- wavelet coefficients
- high frequency
- wavelet decomposition
- low bit rate
- filter coefficients
- compression scheme
- low pass
- signal processing
- compression ratio
- image coder
- image processing
- finite impulse response
- compression algorithm
- discrete wavelet transform
- reconstructed image
- wavelet domain
- bit rate
- wavelet bases
- entropy coding
- lifting scheme
- reconstruction error
- pattern recognition
- feature vectors
- directional information
- computationally efficient
- wavelet filters
- transform coefficients
- lossless compression
- multiresolution analysis
- compressed images
- feature extraction