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~ M4ozTp<$O
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这个程序是计算远场光场中主瓣的能量,然后将主瓣能量和f的值画成散点图,最后画图步骤总是报错. XPB9~::
clear; Ifk#/d
lam=500e-9;N1=4;N2=4; 5>J=YLq
a=2e-4;z=5; 1Y_w5dU
k=2*3.14/lam;omega=0.00025; X0{/ydGF8
xm=0.4*lam*z/a;ym=0.4*lam*z/a; @H !$[m3
n=5; zo;^m|
syms thetax; 5>6PH+Oq
d=linspace(0,1,n); &h*S
y
for i=1:n Q4t(@0e}
B1(i,:)=(sin(0.5*N1*k*d(i)*thetax)./sin(k*0.5*d(i)*thetax)).^2 ..., xUF_1hY
*exp(-0.5*k.^2*omega.^2*thetax.^2); ;X ,1I
I(i,:)=int(B1(i,:),thetax,-lam/(N1*d(i)),lam/(N1*d(i)));
5-)#f?
Br1=I/16; vaf&X]p
f(i,:)=2*omega/d(i); iVB^,KQ@
vpa(Br1,5) UZ8?[
end ?)'~~@NkH
plotmatrix(f,Br1)