x = randn (4,2);
情节(x (: 1) x (:, 2),“罗”,“DisplayName的”,“数据”);轴平等的;持有在
p = pca (x);
xc =意味着(x);
箭袋(xc(1),我(2),p (1, 1), p (2, 1),“b”,“DisplayName的”,“校长”);
箭袋(xc(1),我(2)- p (1,1) - p (2, 1),“b”,“HandleVisibility”,“关闭”);
箭袋(xc(1),我(2),p (1、2)、p (2, 2),‘g’,“DisplayName的”,“二级”);
箭袋(xc(1),我(2)- p (1、2), - p (2, 2),‘g’,“HandleVisibility”,“关闭”);
传说
