Fractional cycle spinning via modulated lapped transform for overcomplete image representation.
Seisuke KyochiMasaaki IkeharaPublished in: ICIP (2014)
Keyphrases
- image representation
- lapped transforms
- sparse representation
- image coding
- sparse coding
- multiscale
- discrete cosine transform
- image classification
- natural images
- filter bank
- object recognition
- basis functions
- bag of words
- linear combination
- image content
- image features
- representation scheme
- wavelet transform
- image retrieval
- scale space
- scene recognition
- linear quadtree
- scene classification
- multiresolution
- visual words
- data structure
- quadtree
- fourier transform
- language model
- image compression
- variable block size
- feature extraction
- feature space