Comment on Mona Lisa in 50 polygons, using a genetic algorithm (2008)Comments−prezjordan13yHow do you determine how similar two images are?−Lerc13yThe easy way the Average difference in pixel values.Slightly harder psnr. http://en.wikipedia.org/wiki/Peak_signal-to-noise_ratioHarder again... ssim http://en.wikipedia.org/wiki/Structural_similarityThere isn't any real solution to automating similarity as a human sees it. Humans are tricky.−AnthonBerg13yhttp://en.wikipedia.org/wiki/Scale-invariant_feature_transfo...−shmageggy13yHe answers this on the FAQ linked at the top. http://rogeralsing.com/2008/12/09/genetic-programming-mona-l...He just loops over the whole image and does a pixel-by-pixel comparison, taking the difference between each of the R, G, and B channels and summing them all.−habosa13yCheck the FAQ. It's pixel by pixel comparison.
Comments
How do you determine how similar two images are?
The easy way the Average difference in pixel values.
Slightly harder psnr. http://en.wikipedia.org/wiki/Peak_signal-to-noise_ratio
Harder again... ssim http://en.wikipedia.org/wiki/Structural_similarity
There isn't any real solution to automating similarity as a human sees it. Humans are tricky.
http://en.wikipedia.org/wiki/Scale-invariant_feature_transfo...
He answers this on the FAQ linked at the top. http://rogeralsing.com/2008/12/09/genetic-programming-mona-l...
He just loops over the whole image and does a pixel-by-pixel comparison, taking the difference between each of the R, G, and B channels and summing them all.
Check the FAQ. It's pixel by pixel comparison.