%std1.m用極差標(biāo)準(zhǔn)化法標(biāo)準(zhǔn)化矩陣
function std=std1(vector)
max0=max(vector);  %對(duì)列求最大值
min0=min(vector);
[a,b]=size(vector); %矩陣大小，a為行數(shù)，b為列數(shù)
for i=1:a
    for j=1:b
        std(i,j)=(vector(i,j)-min0(j))/(max0(j)/min0(j));
    end
end