Keyphrases
- image representation
- feature representations
- image features
- feature space
- multiscale
- image classification
- image content
- representation scheme
- feature vectors
- bag of features
- bag of words
- object recognition
- pattern representation
- sparse coding
- quadtree
- sparse representation
- image description
- feature extraction
- image retrieval
- receptive fields
- low level features
- low level
- spatial information
- feature set
- scene categorization
- visual content
- co occurrence
- scene classification
- compressive sensing
- scene recognition
- bag of visual words
- image processing
- spatial pyramid
- computer vision