Program sffwiupdate | Update model with search direction and step length in FWI
[SYNOPSIS]
sffwiupdate < in.rsf > out.rsf direction=dir.rsf alpha=alpha.rsf alpha0= max=0.
[PARAMETERS]
string  | alpha | = |   | 	auxiliary input file name
float   | alpha0 | = |   | 	
file    | direction | = |   | 	auxiliary input file name
float   | max | =0. |   | 	if max=0, no normalization; if max!=0, normalization by alpha*max/dmax 
[DIRECTORY]
user/zhiguang
