Program sfdoeps | 2D dip-oriented edge-preserving smoothing (DOEPS). 
[SYNOPSIS]
sfdoeps < in.rsf > out.rsf dip=dip.rsf nfw= nw= boundary=y verb=n
[PARAMETERS]
bool    | boundary | =y |  [y/n] | 	if y, boundary is data, whereas zero
file    | dip | = |   | 	auxiliary input file name
int     | nfw | = |   | 	filter-window length (positive and odd integer) 
int     | nw | = |   | 	data-window length (positive and odd integer) 
bool    | verb | =n |  [y/n] | 	verbosity flag 
[DIRECTORY]
user/yliu
