f2.m

盲分离算法

% NONLINEAR FUNCTION f2

%-------------------------------------------------------------------------------
%      f2  =	nonlinear function
%	x  = 	imput 
%	y  =	output
%-------------------------------------------------------------------------------

% Grenoble, December 2000
% This work has been partly funded by the European project BLIS (IST-1999-14190)


function y=f2(x)


y=tanh(x);
%y=x.^3;
%y=0.1*x+x.^3;