Program sfmiss2 | 2-D missing data interpolation. 
[SYNOPSIS]
sfmiss2 < in.rsf > out.rsf mask=mask.rsf niter=100 nliter=1 filt1=3. filt2=filt1 eps=0.0001 shape=n force=y
[PARAMETERS]
float   | eps | =0.0001 |   | 	regularization parameter 
float   | filt1 | =3. |   | 	
float   | filt2 | =filt1 |   | 	smoothing radius 
bool    | force | =y |  [y/n] | 	if y, keep known values 
string  | mask | = |   | 	optional input mask file for known data (auxiliary input file name)
int     | niter | =100 |   | 	Number of iterations 
int     | nliter | =1 |   | 	Number of reweighting iterations 
bool    | shape | =n |  [y/n] | 	if y, estimate shaping 
[DIRECTORY]
system/generic
