Keyphrases
- image representation
- neural network
- image classification
- multiscale
- object recognition
- bag of words
- image content
- feature representations
- image features
- artificial neural networks
- representation scheme
- quadtree
- feature space
- back propagation
- image retrieval
- sparse coding
- scene classification
- hierarchical structure
- visual words
- scene recognition
- sparse representation
- region segmentation
- receptive fields
- multi layer perceptron
- bag of features
- gaussian mixture modeling
- visual content
- low level features
- radial basis function
- n gram
- image classification and retrieval
- visual recognition tasks
- face recognition