


 Used to display a confusion matrix.  
 See confmatrix for general format and info on confusion matricies.  This function
 normalizes the CM before displaying (hence all values range in [0,1] and rows sum to 1. 
 INPUTS
   CM          - ntypes x ntypes confusion array -- see confusmatrix
   types       - [optional] cell array of length ntypes of text labels for each type 
   pvpairs     - [optional] parameter / value list for text.m
   ndigits     - [optional] number of digits after decimal to display
 OUTPUTS
   NONE
 EXAMPLE
   cliptypes = { 'anger','disgust','fear','joy','sadness','surprise' };
   confmatrix_show( rand(6)/3+eye(6), cliptypes, {'FontSize',20} )
   title('confusion matrix','FontSize',24);
 DATESTAMP
   07-Oct-2005  5:00pm
 See also CONFMATRIX, TEXT2