function write_sphinx (name,m); 
% write_sphinx (name,m); 
%
% sphinx header contains just the # of floats in the file so that 
% size of the inp vector must be spcified from the comm line. 

[vecsize veccount] = size(m);
ntot = vecsize * veccount;
ff = fopen (name,'w');
% wri  header
fwrite (ff,ntot,'int');
fwrite (ff,m, 'float');
fclose (ff);