Keyphrases
- covariance matrices
- polarimetric sar
- covariance matrix
- maximum likelihood
- vector space
- gaussian distribution
- synthetic aperture radar
- distance measure
- gaussian mixture model
- sar images
- feature vectors
- gaussian mixture
- riemannian metric
- multivariate normal
- linear classifiers
- expectation maximization
- parameter estimation
- frequency domain
- machine learning
- lower bound
- feature selection