Program sfmythresh | Generalized thresholding operator
[SYNOPSIS]
sfmythresh < in.rsf > out.rsf pclip=99. p=0.35 mode=
[PARAMETERS]
string  | mode | = |   | 	thresholding mode='hard', 'soft','pthresh' or 'exp';
       'hard', hard thresholding;	'soft', soft thresholding; 
       'pthresh', generalized quasi-p; 'exp', exponential shrinkage 
float   | p | =0.35 |   | 	norm=p, where 0<p<=1 
float   | pclip | =99. |   | 	percentage to clip 
[DIRECTORY]
user/pyang
