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~ YR\fa Vk
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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. 1/B>XkCJ
clear; 5+4IN5o]=
lam=500e-9;N1=4;N2=4; 5X:AbF
a=2e-4;z=5; G`D`Af/B
k=2*3.14/lam;omega=0.00025; JJ-( Sl
xm=0.4*lam*z/a;ym=0.4*lam*z/a; nt;m+by
n=5; 5:[0z5Hww
syms thetax; 3Y4?CM&0v
d=linspace(0,1,n); )th<,Lo3#
for i=1:n R{`(c/%8
B1(i,:)=(sin(0.5*N1*k*d(i)*thetax)./sin(k*0.5*d(i)*thetax)).^2 ..., h%na>G
*exp(-0.5*k.^2*omega.^2*thetax.^2); W\$`w
I(i,:)=int(B1(i,:),thetax,-lam/(N1*d(i)),lam/(N1*d(i))); FW;?s+Uyx
Br1=I/16; caR<Kb:;*
f(i,:)=2*omega/d(i); ];$L &5^
vpa(Br1,5) v|,1[i{
end ah$b[\#C
plotmatrix(f,Br1)