Nonnegative OPLS for Supervised Design of Filter Banks: Application to Image and Audio Feature Extraction.
Sergio Muñoz-RomeroJerónimo Arenas-GarcíaVanessa Gómez-VerdejoPublished in: CoRR (2021)
Keyphrases
- filter bank
- feature extraction
- image classification
- multiscale
- image coding scheme
- image coding
- image features
- image segmentation
- image data
- wavelet transform
- input image
- perfect reconstruction
- reconstruction error
- signal processing
- image representation
- building blocks
- subband
- fir filters
- filter coefficients
- linear filters
- feature selection
- filter responses
- image processing
- pattern recognition
- wavelet filters
- wavelet packet
- coding scheme
- high resolution
- feature vectors
- edge detection
- frequency domain
- multiresolution
- transform domain
- transform coefficients
- discrete fourier transform
- image enhancement