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How to find the human head from the thermal or gray scale images?

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vps 2016-11-26

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回答： Image Analyst 2016-11-26

Hi...How to find the human head from the below images or gray scale image?

Thank you.

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Image Analyst 2016-11-26

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It should be hotter and larger than anything else. So simply threshold and call bwareafilt()

binaryImage = thermalImage > someTemperature;
binaryImage = bwareafilt(binaryImage, 1); % Take largest blob only.

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