Deriving Perfect Reconstruction Filter Bank for Focal Stack Refocusing.
Asami ItoAkira KubotaKazuya KodamaPublished in: ACPR (2) (2019)
Keyphrases
- perfect reconstruction
- filter bank
- image coding
- subband
- multiresolution
- multiscale
- finite impulse response
- wavelet transform
- wavelet filter banks
- filter coefficients
- frequency domain
- signal processing
- wavelet packet
- computationally efficient
- reconstruction error
- low pass
- lifting scheme
- compactly supported
- symmetric extension
- fir filters
- discrete cosine transform
- vanishing moments
- lossless compression
- wavelet basis
- wavelet coefficients
- image data
- feature extraction