how to get the boundaries of white part only

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jahanzaib ahmad
jahanzaib ahmad 2019-1-14
评论： jahanzaib ahmad 2019-1-17
untitled.jpg (im student of civil engineering ) i dont want to break the pixels and want to keep the quality (vector image ). i have uploaded the ".fig file" i got from matlab ,now i want to find the boundaries of white part only .black line as boundary of white part and white background .please explain in most simple way so civil guy can understand . code will be more helpfull. thanks

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回答（1 个）

Ashutosh Prasad
Ashutosh Prasad 2019-1-17
You can easily do that using the concept of edge detection. Follow this link to get the detailed explanation and the code examples.
https://www.mathworks.com/help/images/edge-detection.html#buh9ylp-13
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jahanzaib ahmad
jahanzaib ahmad 2019-1-17
the problem i m facing is the quality of image .. coz i want to export that image to autocad .

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