% Computation of ST-ZCR and STE of a speech signal.
%
% Functions required: zerocross, sgn, winconv.
%
% Author: Nabin Sharma
% Date: 2009/03/15
[x,Fs] = wavread('so.wav'); % word is: so
x = x.';
N = length(x); % signal length
n = 0:N-1;
ts = n*(1/Fs); % time for signal
% define the window
wintype = 'rectwin';
winlen = 201;
winamp = [0.5,1]*(1/winlen);
