Online Help:

Usage: /vol/vssp/local/trees/amma-4/linux/bin/doNormalRBF [options] 
   -optload () [] Load options from a file.  
   -optsave () [] Save options to a file.  
   -i () [] input NmVLDataSet 
   -test () [] input test NmVLDataSet 
   -rbf () [] input RBF model instead 
   -o () [] output model to this file 
   -method (batch) [batch] version of EM algorithm [batch||online] 
   -cov (FALSE) [FALSE] compute full covariance matrix (as oppose to diagonal)
   -old (FALSE) [FALSE] use old EM algorithm
   -m (5) [5] number of mixtures to compute 
   -ppca (0) [0] use Probabilistic PCA of this dimen 
   -alpha (0.1) [0.1] learning rate if using on-line version of algorithm 
   -n (0) [0] number of random samples to use 
   -seed (0) [0] random seed 
   -rep (1) [1] repetitions 
   -help (TRUE) [FALSE] Print usage information.