Program sflpfdenoise2 | 2D denoising using edge-preserving local polynomial fitting (ELPF). 
[SYNOPSIS]
sflpfdenoise2 < in.rsf > out.rsf dip=dip.rsf nfw= nw= rect= boundary=y niter=100 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     | niter | =100 |   | 	number of iterations 
int     | nw | = |   | 	data-window length (positive and odd integer) 
int     | rect | = |   | 	local smoothing radius 
bool    | verb | =n |  [y/n] | 	verbosity flag 
[DIRECTORY]
user/yliu
