Keyphrases
- image representation
- zernike moments
- multiscale
- image classification
- bag of words
- object recognition
- image content
- quadtree
- visual words
- sparse coding
- image retrieval
- image features
- feature representations
- receptive fields
- bag of visual words
- moment invariants
- bag of features
- scene recognition
- feature space
- image classification and retrieval
- pattern recognition
- compressive sensing
- database
- feature vectors
- representation scheme
- pattern representation
- object categories
- region segmentation
- scene classification
- cbir systems
- machine learning