Cepstrum-based filter-bank design using discriminative feature extraction training at various levels.
Alain BiemShigeru KatagiriPublished in: ICASSP (1997)
Keyphrases
- filter bank
- feature extraction
- image coding
- frequency domain
- preprocessing
- feature vectors
- subband
- building blocks
- computationally efficient
- continuous wavelet transform
- optimal filter
- feature representation
- wavelet domain
- image processing
- principal component analysis
- multiresolution
- pattern recognition
- multiscale
- face recognition