Program sftxspfint2 | Missing data interpolation using t-x streaming prediction filter with causal structure. 
[SYNOPSIS]
sftxspfint2 < in.rsf > out.rsf known=known.rsf a= lambda1= lambda2= var=0.0f seed=time(NULL)
[PARAMETERS]
ints    | a | = |   | 	 [dim]
file    | known | = |   | 	auxiliary input file name
float   | lambda1 | = |   | 	Regularization in t direction 
float   | lambda2 | = |   | 	Regularization in x direction 
int     | seed | =time(NULL) |   | 	random seed 
float   | var | =0.0f |   | 	noise variance 
[DIRECTORY]
user/yliu
