Program sfstreamissh | Missing data interpolating using streaming PEF on a helix 
[SYNOPSIS]
sfstreamissh < inp.rsf > out.rsf lag=lag.rsf known=known.rsf a= n= na=0 eps= var=0.0f seed=time(NULL)
[PARAMETERS]
ints    | a | = |   | 	filter shape  [dim]
float   | eps | = |   | 	regularization 
file    | known | = |   | 	auxiliary input file name
string  | lag | = |   | 	auxiliary input file name
ints    | n | = |   | 	 [dim]
int     | na | =0 |   | 	PEF filter size (not including leading one) 
int     | seed | =time(NULL) |   | 	random seed 
float   | var | =0.0f |   | 	noise variance 
[DIRECTORY]
user/gee
