Root mean-square error evaluation
    10k:  Mean=0.11168
    75k:  Mean=0.12106
    500k: Mean=0.12124

L2 residual (mean-square error) evaluation
    10k:  Mean=0.0124720987425	Variance=-7.34480740569
    75k:  Mean=0.0146566755837	Variance=-7.04105036523
    500k: Mean=0.0146996393177	Variance=-7.02803336753

L1 residual (mean-absolute error) evaluation
    10k:  Mean=0.0822295898953	Variance=-5.1654673806
    75k:  Mean=0.0895804867917	Variance=-5.01584705629
    500k: Mean=0.0894829787045	Variance=-5.00677736948
