This is the blind image quality assessment program I am looking at. Looking at this study: http://live.ece.utexas.edu/publications/2012/TIP%20BRISQUE.pdf, it seems that BRISQUE is competetive with other similar algorithms.

See the readme.txt file in this repository for more information about implementing the program

-----------COPYRIGHT NOTICE STARTS WITH THIS LINE------------ Copyright (c) 2011 The University of Texas at Austin All rights reserved. Permission is hereby granted, without written agreement and without license or royalty fees, to use, copy, modify, and distribute this code (the source files) and its documentation for any purpose, provided that the copyright notice in its entirety appear in all copies of this code, and the original source of this code, Laboratory for Image and Video Engineering (LIVE, http://live.ece.utexas.edu) and Center for Perceptual Systems (CPS, http://www.cps.utexas.edu) at the University of Texas at Austin (UT Austin, http://www.utexas.edu), is acknowledged in any publication that reports research using this code. The research is to be cited in the bibliography as:

1. A. Mittal, A. K. Moorthy and A. C. Bovik, "BRISQUE Software Release", URL: http://live.ece.utexas.edu/research/quality/BRISQUE_release.zip, 2011

2. A. Mittal, A. K. Moorthy and A. C. Bovik, "No Reference Image Quality Assessment in the Spatial Domain" submitted

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