Keyphrases
- image classification
- neural network
- image features
- polarimetric sar
- spatial pyramid
- feature extraction
- spatial pooling
- image representation
- bag of words
- visual words
- spatial pyramid matching
- higher order
- visual features
- artificial neural networks
- pairwise
- neural network model
- superpixels
- class specific
- least squares
- feature set
- input image
- feature vectors