function normal = normalization(x,kind) % by Li Yang BNU MATH Email:farutoliyang@gmail.com % last modified 2009.2.24 % if nargin < 2 kind = 2;%kind = 1 or 2 表示第一类或第二类规范化 end [m,n] = size(x); normal = zeros(m,n); %% normalize the data x to [0,1] if kind == 1 for i = 1:m ma = max
