Program sfthr | Threshold float/complex inputs given a constant/varying threshold level.
[SYNOPSIS]
sfthr < in.rsf > out.rsf fthr=fthr.rsf thr= mode=
[COMMENTS]

Methods available:
- soft
- hard
- non-negative Garrote (nng)

Written by: Gilles Hennenfent & Colin Russell, UBC
Created: February 2006

[PARAMETERS]
string  | fthr | = |   | 	varying threshold level (positive number) (auxiliary input file name)
string  | mode | = |   | 	'soft', 'hard', 'nng' (default: soft)
float   | thr | = |   | 	threshold level (positive number) 
[DIRECTORY]
user/slim
