How can i write a code to decide whether one image contains another image or not.

I have a Matlab code to read two images image1 and image2 and i need to know how to make matlab decide whether image1 contains image2 or not.

Answer 1

[Image Analyst]

If it's in there EXACTLY, you can scan the image pixel by pixel using isequal to determine if the exact pixel values are located in the image.

If it's in there approximately, like maybe rotated or scaled or noisy etc., then see

https://www.mathworks.com/help/vision/feature-detection-and-extraction.html