Program sflpf2 | 2D Local prediction filter. 
[SYNOPSIS]
sflpf2 < dat.rsf match=mat.rsf > flt.rsf pred=pre.rsf niter=100 verb=y pef= lag=
[PARAMETERS]
string  | lag | = |   | 	file with PEF lags (optional) 
file    | match | = |   | 	auxiliary input file name
int     | niter | =100 |   | 	number of iterations 
string  | pef | = |   | 	signal PEF file (optional) 
string  | pred | = |   | 	auxiliary output file name
bool    | verb | =y |  [y/n] | 	verbosity flag 
[DIRECTORY]
user/yliu
