normalize.m

The goal of SPID is to provide the user with tools capable to simulate, preprocess, process and clas

function Xn=normalize(X);
%flag for division by n-1 or n resp. 0, 1
flag=0;
% normalize data

for i=1:size(X,2),
    meanX = mean(X(:,i));
    varX = std(X(:,i),flag);
    X(:,i)=(X(:,i)-meanX)./varX;
end
Xn=X;