资 源 简 介
awimg=rgb2gray(im1)
tic
[accum, circen, cirrad] = CircularHough_Grd(rawimg, [20 30],5,50)
circen
toc
figure(1) imagesc(accum) axis image
title( Accumulation Array from Circular Hough Transform )
figure(2) imagesc(rawimg) colormap( gray ) axis image
hold on
plot(circen(:,1), circen(:,2), r+ )
for k = 1 : size(circen, 1),
DrawCircle(circen(k,1), circen(k,2), cirrad(k), 32, b- )
end
hold off
title([ Raw Image with Circles Detected , ...
(center positions and radii marked) ])
figure(3) surf(accum, EdgeColor , none ) a
