how to fill in the image by connecting every point in the image in a bw image

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Jiajun Tian
Jiajun Tian 2020-4-14
评论： Jiajun Tian 2020-4-14
I have images like following
I'd like to connect every point with every point on this image so that I am able to fill in the gap on top left conor. How do I manage to do this. Or is there any better way?
for the 1st image, I'd like the result to be like

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回答（1 个）

Jamal Nasir
Jamal Nasir 2020-4-14
%%%%%%%%%%%% you can use Morphlogical operation
%%%%%%%%%% using sphere with your tested redius after fiil it
se=strel('sphere',10);
imr=imopen(im,se);
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Jiajun Tian
Jiajun Tian 2020-4-14
thanks for answring,
This method works fine with relatively small gap like I gave in the question but not very well on the image with a larger gap like the follwoing one. is there anyway to sovle this? Many thanks.

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