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1 %% 2 clc; 3 clear; 4 %% 5 %半径 6 R=2; 7 %生成数据个数 8 n=1000; 9 %%10 a=2*pi*rand(1,n);11 12 rx1=R*rand(1,n);13 x1=sin(a).*rx1;y1=cos(a).*rx1;14 15 rx2=R*rand(1,n)+R+1;16 x2=sin(a).*rx2;y2=cos(a).*rx2;17 18 rx3=R*rand(1,n)+2*R+1+1;19 x3=sin(a).*rx3;y3=cos(a).*rx3;20 21 c=0:2*pi/100:2*pi;22 plot(R*sin(c),R*cos(c),'-b',x1,y1,'r.',x2,y2,'o',x3,y3,'g*')23 legend('线','类型一','类型二','类型三','-b','r.','o','g*')
转载于:https://www.cnblogs.com/sunwufan/archive/2011/09/01/2161831.html
