Table 2.

RMSE of the different regression models for different sizes of the training set.

Root Mean Square Error (RMSE)
	Testing Set			Validation Set			Training Set
Perc. Train	Graph Reg.	Ridge	OLS	Graph Reg.	Ridge	OLS	Graph Reg.	Ridge	OLS
50%	35.65	41.43	42.10	16.80	17.86	17.65	9.13	6.74	6.55
60%	30.02	36.77	41.41	15.02	19.60	19.73	21.73	6.52	6.52
70%	16.42	22.65	49.52	13.67	17.13	16.44	13.40	7.94	7.02