Root mean-square error evaluation
    10k:  Mean=0.05528
    75k:  Mean=0.06026
    500k: Mean=0.06258

L2 residual (mean-square error) evaluation
    10k:  Mean=0.00305566637661	Variance=-10.9844178738
    75k:  Mean=0.00363143567687	Variance=-10.8765895235
    500k: Mean=0.00391598377496	Variance=-10.9590730014

L1 residual (mean-absolute error) evaluation
    10k:  Mean=0.0452124206919	Variance=-6.89631754813
    75k:  Mean=0.049468849089	Variance=-6.73862987073
    500k: Mean=0.0531042207726	Variance=-6.8161560571

