Online Help:

Usage: /vol/vssp/local/trees/amma-4/linux/bin/aff_transf [options] 
   -optload () [] Load options from a file.  
   -optsave () [] Save options to a file.  
   -i (-) [-] Read further gf set to be transformed
   -m () [] Get matrix from this file rather than compute it
   -M (-) [-] Write matrix to file
   -w (1.000000 1.000000) [1.000000 1.000000] Weights for feature s.d.s
   -b (FALSE) [FALSE] List no. of unacceptable matches
   -s (FALSE) [FALSE] Swap order of matched i/p sets
   -v (FALSE) [FALSE] Verbose output (on stderr)
   arg (-) [-] Read matched pair of gf sets
   -help (TRUE) [FALSE] Print usage information. 

Dependancies:
   -m and -M are mutually exclusive
   -m and -s are mutually exclusive