clear all;
clc
close all;
image = imread('rudder.jpg');
I = rgb2gray(image);
rotI = imrotate(I,33,'crop');
imshow(rotI)
Rmin = 30;
Rmax = 65;
[centersBright, radiiBright] = imfindcircles(rotI,[Rmin Rmax],'ObjectPolarity','bright');
[centersDark, radiiDark] = imfindcircles(rotI,[Rmin Rmax],'ObjectPolarity','dark');
viscircles(centersBright, radiiBright,'EdgeColor','b');
viscircles(centersDark, radiiDark,'LineStyle','--');
