how to find the intensity differences between two images Eg An image contains Fire and Fire-like pixels(orange,apple,sun)

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senthil vadivu
senthil vadivu 2016-12-2
评论： Adam 2016-12-2
how to find the intensity differences between two images Eg An image contains Fire and Fire-like pixels(orange,apple,sun)
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Adam
Adam 2016-12-2
What is wrong with the obvious option of just subtracting one from the other? If they are integers you will need to convert either to signed integer or to double first though.

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