A direct approach to the design of QMF banks via frequency domain optimization.
Jian HuangGuoxiang GuPublished in: IEEE Trans. Signal Process. (1998)
Keyphrases
- frequency domain
- spatial domain
- fourier transform
- subband
- denoising
- spectral domain
- cross correlation
- feature extraction
- power spectrum
- low pass
- frequency domain analysis
- frequency analysis
- fourier domain
- phase correlation
- natural images
- spectrum analysis
- directional filtering
- power spectra
- frequency response
- discrete fourier transform
- preprocessing