-- TEST ERRORS FOR DATA SET 1 -- Best by cross-validation: Additive, s = 0.2 lambda = 0.032 : 0.0499 Best by marginal likelihood: Additive, s = 0.2 sigma = 0.16 omega = 0.8 : 0.0496 Almost as good by cross-validation: Additive, s = 0.2 lambda = 0.008 : 0.0519 Almost as good by marginal likelihood: Additive, s = 0.2 sigma = 0.16 omega = 1.6 : 0.0516 Best interactive by cross-validation: Interactive, s = 0.5 lambda = 0.002 : 0.0525 Best interactive by marginal likelihood: Interactive, s = 0.5 sigma = 0.16 omega = 3.2 : 0.0525 -- TEST ERRORS FOR DATA SET 2 -- Best by cross-validation: Interactive, s = 0.2 lambda = 0.128 : 0.0153 Best by marginal likelihood: Interactive, s = 0.2 sigma = 0.08 omega = 0.4 : 0.0147 Best additive by cross-validation: Additive, s = 0.2 lambda = 0.128 : 0.1415 Best additive by marginal likelihood: Additive, s = 0.5 sigma = 0.32 omega = 1.6 : 0.1435 Another additive with nearly as large marginal likelihood: Additive, s = 0.2 sigma = 0.32 omega = 0.4 : 0.1321