An Effective and Efficient Visual Quality Index Based on Local Edge Gradients

Paper

Heinz Hofbauer, Andreas Uhl, "An Effective and Efficient Visual Quality Index based on Local Edge Gradientas", In IEEE 3rd European Workshop on Visual Information Processing, pp. 6pp., Paris, France, July 4-6,2011

Errata

In step 5 of the algorihtm the equation should read:
$ES(I,O)=\frac{4}{WH}\sum _{x=1}^{\frac{W}{2}}\sum _{y=1}^{\frac{H}{2}}\left(LE\right(I_0,O_0,x,y)*\frac{1}{3}\sum _{i=1}^{3}LED(I_i,O_i,x,y\left)\right).$

Source code used for the paper

VQI v0.3