Parameterizations of masks for 3-band tight wavelet frames by symmetric extension of polyphase matrix.
Jianjun SunYan HuangShuyao SunLihong CuiPublished in: Appl. Math. Comput. (2013)
Keyphrases
- filter bank
- symmetric extension
- low pass
- image coding
- subband
- lower bound
- multiscale
- multiresolution
- signal processing
- perfect reconstruction
- frequency domain
- reconstruction error
- frequency band
- computationally efficient
- wavelet packet
- upper bound
- edge detection
- iir filters
- discrete cosine transform
- wavelet transform
- worst case
- singular value decomposition
- video sequences
- linear algebra
- lifting scheme
- singular values
- image quality
- finite impulse response
- neural network