Image subtraction in infrared images

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Welder_processing
Welder_processing 2021-4-23
回答： Shadaab Siddiqie 2021-4-27
How to subctract images in a sequence of images in RGB colors?
I need to enhance a sequence of thermographyc images and I would like to subtract the first capture from the all others.
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Shadaab Siddiqie
Shadaab Siddiqie 2021-4-27
From my understanding you want to substract two images. You can simply do
a = imread('image1.jpg');
b = imread('image2.jpg');
SubImage = double(a) - double(b);
imshow(SubImage, []);
If in case you want to substract with all the images just do it using a for loop.

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