Program sfpef | Wiener predictive error filtering 
[SYNOPSIS]
sfpef < inp.rsf > out.rsf wiener=wien.rsf mix= minlag= maxlag= pnoise=0.001 nmix=1 mincorr= maxcorr=
[PARAMETERS]
float   | maxcorr | = |   | 	end of autocorrelation window in sec 
float   | maxlag | = |   | 	last lag of prediction filter (sec) 
float   | mincorr | = |   | 	start of autocorrelation window in sec 
float   | minlag | = |   | 	first lag of prediction filter (sec) 
floats  | mix | = |   | 	weights for moving average of the autocorrelations  [nmix]
int     | nmix | =1 |   | 	number of weights (floats) for moving averages 
float   | pnoise | =0.001 |   | 	relative additive noise level 
string  | wiener | = |   | 	file to output Wiener filter (auxiliary output file name)
[DIRECTORY]
su/main
