Sampling Theorems for Shift-invariant Spaces, Gabor Frames, and Totally Positive Functions.
Karlheinz GröchenigJosé Luis RomeroJoachim StöcklerPublished in: CoRR (2016)
Keyphrases
- shift invariant
- wavelet features
- wavelet domain
- rotation invariant
- wavelet coefficients
- discrete wavelet transform
- sparse coding
- phase information
- edge preserving
- blurred images
- feature vectors
- face recognition
- multiscale
- feature space
- gabor filters
- image sequences
- texture analysis
- computer vision
- subband
- image representation
- least squares
- wavelet transform
- image features