Introduction - If you have any usage issues, please Google them yourself
This is an implementation of the algorithm for calculating the
Structural SIMilarity (SSIM) index between two images. Please refer
to the following paper:
Z. Wang, A. C. Bovik, H. R. Sheikh, and E. P. Simoncelli, "Image
quality assessment: From error visibility to structural similarity"
IEEE Transactios on Image Processing, vol. 13, no. 4, pp.600-612,