Least-squares design of 2-D sparse nonseparable filter banks using transformation of variables: A greedy approach.
Bogdan C. SicleruBogdan DumitrescuPublished in: EUSIPCO (2012)
Keyphrases
- filter bank
- least squares
- image coding
- subband
- multiresolution
- multiscale
- perfect reconstruction
- fir filters
- signal processing
- lifting scheme
- neural network
- high frequency
- computationally efficient
- finite impulse response
- image processing
- wavelet filters
- subband coding
- infinite impulse response
- low pass
- discrete cosine transform
- frequency domain
- building blocks
- linear combination
- feature space
- pattern recognition
- feature selection
- computer vision