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MATLAB划分一个形状为圆的区域下文中的代码用于提取图像的中心圆域，原理很简单，就是圆的计算公式。%% ---------------------------------- %% DOCUMENT TITLE: draw a circle %% AUTHOR: rchen@niaot.ac.cn %% ---------------------------------- clear all;

Check the valid wavefront array index%% check valid sub-aperture index % rchen@niaot.ac.cn clear all; clc;number_of_subaperture_in_a_row = 7;k=1; m=1; for i = 0: 6 for j = 0:6 temp = (1- 1/