Two-dimensional, two-channel signal-adapted filter banks.
V. S. SheebaElizabeth EliasPublished in: IET Comput. Digit. Tech. (2008)
Keyphrases
- filter bank
- perfect reconstruction
- signal processing
- frequency domain
- wavelet packet
- subband
- image coding
- input signals
- impulse response
- multiresolution
- wavelet transform
- multiscale
- filter coefficients
- fir filters
- linear filters
- high frequency
- subband coding
- low frequency
- spatial domain
- lifting scheme
- nonlinear filters
- discrete cosine transform
- low pass
- lossless compression
- image compression
- pattern recognition
- synthesis filters
- feature extraction
- reconstruction error
- computationally efficient
- feature vectors
- wavelet function
- filter responses
- wavelet decomposition
- finite impulse response
- lapped transforms
- quadrature mirror