| oy87188 |
2019-04-11 18:15 |
zernike多项式的matlab编程表示图例
采用matlab编程，其主函数如下，可以模拟各阶的zernike多项式： 6uCa iPV
%Display the Zernike function Z(n=5,m=1) r=<Oy1m/
clc 92F (Sl
clear U5]{`C0H?
a=5;%%%%%%%%%%Z的阶数下标 #YM5P
b=1;%%%%%%%%%%Z的阶数的上标 }&)X4=
x = -1:0.01:1; bsw0+UY=9
[X,Y] = meshgrid(x,x); #Mt'y8|} $
[theta,r] = cart2pol(X,Y); 4tR:O#($V
idx = r<=1; \f6SA{vR|
z = nan(size(X)); Gpws_ jw
z(idx) = zernfun(a,b,r(idx),theta(idx)); IcMfZ {H1
figure(1) .eA N`-t;
pcolor(x,x,z), shading interp NDW6UFd>1
axis square, colorbar Cpu L[|51
xlabel('X'); 4=S.U`t7
ylabel('Y'); Y]aVa2!Wb
title(['Zernike function Z^a_b','(r,\theta)']) EELS-qA
figure(2) Xm./XC
mesh(x,x,z) *p}b_A}D
xlabel('X'); @vdBA hXk
ylabel('Y'); V(mz||'*
title(['Zernike function Z^a_b','(r,\theta)'])
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