I want to compare two (same-sized) images and determine how similar they are. I can't just compare the images pixel by pixel. Is there a good (preferably free) library for doing this?
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338answers:
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A:
Have you looked at these SO posts:
How do I compare two images & recognize the pattern in an image?
What algorithm to compare two images
An easy way (tool?) to compare images pixel for pixel in different formats?
How can I quantify difference between two images?
Mitch Wheat
2009-05-06 01:50:43