matlab画三维散点图-rgb颜色对应

a=[1,2,3;3,4,5;5,6,7]x1=a(:,1);y1=a(:,2);z1=a(:,3);c=[x1 y1 z1]s=36;scatter3(x1,y1,z1,s,c/255,'filled');

更该a后其他效果