FFT based sign modulated DWT filter bank.
Lalit K. JiwaniShiv Dutt JoshiG. S. VisweswaranPublished in: EUSIPCO (2010)
Keyphrases
- filter bank
- subband
- frequency domain
- discrete wavelet transform
- fast fourier transform
- multiresolution
- lifting scheme
- low pass
- image coding
- low frequency
- fourier transform
- wavelet transform
- discrete cosine transform
- perfect reconstruction
- spectral analysis
- wavelet domain
- image compression
- signal processing
- wavelet coefficients
- high frequency
- spatial domain
- wavelet packet
- bit rate
- feature vectors
- subband coding
- finite impulse response
- steerable pyramid
- wavelet decomposition
- fourier domain
- multiscale
- computationally efficient
- wavelet filters
- reconstruction error
- shift invariant
- feature extraction
- discrete fourier transform
- floating point
- video quality
- lossy compression
- denoising
- pattern recognition
- dual tree
- high quality