用matlab %读入聚类后的数据, 已经分好级别了,例如前4行是亚洲一流, %-13是亚洲二流,-24是亚洲三流 a=xlsread('C:\Users\Liugengxin\Desktop\1.xlsx','sheet3'); a1=a(:,:); a2=a(:,:); a3=a(:,:); %二维 % x1=a1(:,);x2=a2(:,);x3=a3(:,); % y1=a1(:,);y2=a2(:,);y3=a3(:,); % scatter(x1,y1,,'.','r'); % ho…