@article{ NoRM,
author = {Robert Herzog and Martin {\v{C}}ad\'{i}k and Tun\c{c} O. Ayd{\i}n and Kwawng In Kim and Karol Myszkowski and Hans-Peter Seidel},
title = {{NoRM:} No-Reference Image Quality Metric for Realistic Image Synthesis},
publisher = {Wiley},
year = {2012},
journal = {Computer Graphics Forum},
volume = {31},
pages = {545--554},
number = {2}, 
doi = {10.1111/j.1467-8659.2012.03055.x}
}