Optimization techniques for cosine-modulated filter banks based on the frequency-response masking approach.
Miguel Benedito Furtado Jr.Paulo S. R. DinizSergio L. NettoPublished in: ISCAS (3) (2003)
Keyphrases
- frequency response
- filter bank
- frequency domain
- fir filters
- subband
- finite impulse response
- high pass
- image coding
- perfect reconstruction
- feature vectors
- multiresolution
- low pass
- wavelet packet
- multiscale
- spatial domain
- signal processing
- human visual system
- computationally efficient
- signal to noise ratio
- low frequency
- frequency band
- lifting scheme
- image compression
- denoising
- filter design
- feature extraction
- transfer function
- wavelet filters
- high frequency
- building blocks
- wavelet transform
- digital filters
- linear filters
- nonlinear filters
- basis functions
- image quality
- computer vision
- infinite impulse response