% Download signal, then plot it.

load tweet.asc;
sig3=tweet;

% Plot signal.

plot(sig3,'b','markersize',5);axis([1 length(sig3) min(sig3) max(sig3)]);
title(['Signal tweet']);grid


% "Complex and Chaotic Nonlinear Dynamics. 
% Advances in Economics and Finance, 
% Mathematics and Statistics" 
% T.Vialar, Springer 2009.
% Copyright(c).