Program sfbilat2 | 2-D bilateral filtering 
[SYNOPSIS]
sfbilat2 < inp.rsf > out.rsf r1=1 r2=1 a1=0.0f a2=a1 a3=0.0f repeat=1
[PARAMETERS]
float   | a1 | =0.0f |   | 	vertical attenuation factor 
float   | a2 | =a1 |   | 	horizontal attenuation factor 
float   | a3 | =0.0f |   | 	data attenuation factor 
int     | r1 | =1 |   | 	vertical smoothing radius 
int     | r2 | =1 |   | 	horizontal smoothing radius 
int     | repeat | =1 |   | 	repeat the operation 
[DIRECTORY]
user/fomels
