How to connect two white dots in binary image ?

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Gery Dias Claudio
Gery Dias Claudio 2017-5-17
评论： KSSV 2017-5-17
I need help, how to connect two white dots in binary image ?. For example the image like this

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KSSV
KSSV 2017-5-17
编辑：KSSV 2017-5-17
I = imread('figure.jpg') ;
I = rgb2gray(I) ;
%%remove the white margin around figure
I = I(50:500,100:900) ;
[y,x] = find(I==255) ;
%%use kmeans clustering
[idx,C] = kmeans([x,y],8); % 8 because there are 8 white patches
imshow(I) ;
hold on
plot(C(:,1),C(:,2),'.b')
plot(C(:,1),C(:,2),'r')
  2 个评论
Gery Dias Claudio
Gery Dias Claudio 2017-5-17
编辑：Gery Dias Claudio 2017-5-17
thank you for your answer @KSSV. But i have a new problem, the white dots connected like this picture. Can you help me ?
KSSV
KSSV 2017-5-17
You have the coordinates of centres C of white dot's in your hand..you can join them in the way you want.

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