Program sfltftn | Non-stationary local time-frequency transform (NLTFT). 
[SYNOPSIS]
sfltftn < in.rsf > out.rsf basis=basis.rsf mask=mask.rsf weight=weight.rsf inv=n verb=n nw= dw= w0=0. rect=10 rectf=5 niter=100 alpha=0. shift#=
[PARAMETERS]
float   | alpha | =0. |   | 	frequency adaptivity 
string  | basis | = |   | 	auxiliary output file name
float   | dw | = |   | 	frequency step 
bool    | inv | =n |  [y/n] | 	if y, do inverse transform 
string  | mask | = |   | 	data weight (auxiliary input file name)
int     | niter | =100 |   | 	number of inversion iterations 
int     | nw | = |   | 	number of frequencies 
int     | rect | =10 |   | 	smoothing radius (in time, samples) 
int     | rectf | =5 |   | 	smoothing radius (in frequency, samples) 
string  | shift# | = |   | 	shifting of the smoothing stencil in #-th dimension /auxiliary input file/ 
bool    | verb | =n |  [y/n] | 	verbosity flag 
float   | w0 | =0. |   | 	first frequency 
string  | weight | = |   | 	model weight (auxiliary input file name)
[DIRECTORY]
user/chenyk
