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这里是我的代码.... 我想在指纹图像绘制同心圆..请帮助如何在MATLAB中的图像中绘制同心圆?
clear all
clc
id=imread('C:\Documents and Settings\Administrator\Desktop\DB1\101_2.tif');
a=size(id);
sd=a/2;
s=3;
circle([sd(1),sd(2)],3,1000,':');
circle([sd(1),sd(2)],6,1000,':');
circle([sd(1),sd(2)],9,1000,':');
circle([sd(1),sd(2)],12,1000,':');
circle([sd(1),sd(2)],15,1000,':');
circle([sd(1),sd(2)],18,1000,':');