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实现代码8 w2 z% h; N1 ?1 Z6 a
+ d' ^0 b5 ]' E# A- n=40
- s=0.04
- x=rand(n,1)-0.5;
- y=rand(n,1)-0.5;
- h=plot(x,y,'.');
- axis([-1 1 -1 1])
- axis square
- grid off
- set(h,'EraseMode','xor','Markersize',12)
- while 1
- drawnow
- x=x+s*randn(n,1);
- y=y+s*randn(n,1);
- set(h,'XData',x,'YData',y)
- end
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4 ^, y, r& E0 W( ^) [; R输出结果
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