最近在用matlab做相干合成的数值模拟,在画图的时候遇到些问题,不知哪位高手能指点一下,多谢~ ['SZe0
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这个程序是计算远场光场中主瓣的能量,然后将主瓣能量和f的值画成散点图,最后画图步骤总是报错. loLN
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clear; /J"U`/
{4
lam=500e-9;N1=4;N2=4; 6(`Bl$M9
a=2e-4;z=5; )`ZTu -|
k=2*3.14/lam;omega=0.00025; clZjb
xm=0.4*lam*z/a;ym=0.4*lam*z/a; u-a* fT
n=5; mGmkeD'
syms thetax; Nuw_,-h
d=linspace(0,1,n); 2Rp5 E^s
for i=1:n y0R5YCq\":
B1(i,:)=(sin(0.5*N1*k*d(i)*thetax)./sin(k*0.5*d(i)*thetax)).^2 ..., : _>/Yd7-&
*exp(-0.5*k.^2*omega.^2*thetax.^2); Q( C\X
I(i,:)=int(B1(i,:),thetax,-lam/(N1*d(i)),lam/(N1*d(i))); K)AJx"
Br1=I/16; =2z9Aq{
f(i,:)=2*omega/d(i); D#T1~r4
vpa(Br1,5) V+mTo^
end rN'')n/F
plotmatrix(f,Br1)