下面这个函数大家都不会陌生,计算zernike函数值的,并根据此可以还原出图像来, SP2";,%/9
我输入10阶的n、m,r,theta为38025*1向量,最后得到的z是29525*10阶的矩阵, aF"PB
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这个,跟我们用zygo干涉仪直接拟合出的36项zernike系数,有何关系呢? DPnrzV)
那些系数是通过对29525*10阶的矩阵每列的值算出来的嘛? O>rz+8 T
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function z = zernfun(n,m,r,theta,nflag) +BI%.A`2
%ZERNFUN Zernike functions of order N and frequency M on the unit circle. CD?b.Cxai
% Z = ZERNFUN(N,M,R,THETA) returns the Zernike functions of order N yP@#1KLa+
% and angular frequency M, evaluated at positions (R,THETA) on the p0Ij4
% unit circle. N is a vector of positive integers (including 0), and t2.]v><