Keep large areas and remove small areas

Hi everyone,

Please I need your help. How can I remove the noise and keep the corner regions in this binary image.

I will highly appreciate any help which I will get.

Thank you. Best regards, Nada

Answer 1

[Image Analyst]

Invert your image and use bwareaopen() to specify the min size you want to keep

binaryImage = bwareaopen(~binaryImage, 500);  % Adjust number as needed.

[Nada Kadhim]

Thank you very much Image Analyst, I did it and the problem is solved.

[Image Analyst]

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Hello Image Analyst,

Thank you very much fro your reply and your help.

Please find attached a copy of results. What should I do?

Please, help me. Thank you. Best regards, Nada

[Image Analyst]

Please attach your original image and attach your m-file with the paper clip icon.