Digital computation of fractional Fourier and linear canonical transforms and sparse image representation.
Aykut KoçHaldun M. ÖzaktasBurak BartanErhan GundogduTolga ÇukurPublished in: APSIPA (2017)
Keyphrases
- image representation
- sparse coding
- sparse representation
- compressive sensing
- multiscale
- image classification
- object recognition
- bag of words
- quadtree
- image content
- visual words
- image features
- image retrieval
- receptive fields
- bag of visual words
- feature representations
- high dimensional
- feature space
- spatial pyramid
- bag of features
- representation scheme
- scene classification
- scene recognition
- radon transform
- fourier transform
- zernike moments
- image patches
- linear combination
- multiresolution