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data = imread('image.jpg');
diff_im = imsubtract(data(:,:,1), rgb2gray(data));%görüntünün kırmızı değerlerinin tutulduğu matristen, gri formata dönüştürülmüş matrisi çıkartır.
diff_im = medfilt2(diff_im, [3 3]);% görüntüye medyan filtreleme uygular
diff_im = im2bw(diff_im,0.35); %görüntüyü verdiğimiz eşik değerinin altında olanlar 0 üstünde olan 1 oalcak şekilde binary formata çevirir
diff_im = bwareaopen(diff_im,30);%toplamı 30 pikselden az olan birbirine bitişik kırmızı pikselleri, görmez
imshow(diff_im)
bw = bwlabel(diff_im, 8); %filtrelere takılmadan geçen bölgeleri etiketler
stats = regionprops(bw, 'BoundingBox', 'Centroid'); % bölgelerin ağırlık merkezini ve çevreleyen kutunun bilgisini output eder
imshow(data) %üzerinde çalışmaya başladığımız görseli ekrana bastırıyoruz
hold on
% geçen bütün bölgelerin görsel üzerinde işaretlenmesi ve bulunduğu konum bilgileri vs yazılması için bölge sayısı kadar tekrar eden döngümüz
for object = 1:length(stats)
bb = stats(object).BoundingBox;
bc = stats(object).Centroid;
rectangle('Position',bb,'EdgeColor','r','LineWidth',2)
plot(bc(1),bc(2), '-m+')
a=text(bc(1)+15,bc(2), strcat('X: ', num2str(round(bc(1))), ' Y: ', num2str(round(bc(2)))));
end
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