Flexible Frequency-Band Reallocation Networks Using Variable Oversampled Complex-Modulated Filter Banks.
Håkan JohanssonPer LöwenborgPublished in: EURASIP J. Adv. Signal Process. (2007)
Keyphrases
- filter bank
- frequency band
- subband
- wavelet packet
- image coding
- wavelet transform
- multiresolution
- multiscale
- bit rate
- frequency domain
- perfect reconstruction
- high frequency
- lifting scheme
- signal processing
- image compression
- low pass
- wavelet filters
- discrete wavelet transform
- reconstruction error
- image processing
- wavelet domain
- visual quality
- image data
- feature vectors
- non stationary
- transfer function
- computationally efficient
- denoising
- spectral analysis
- face recognition
- feature selection
- fir filters