TABLE 3.

Model comparison and selection for each Common/Control pair

Common	Control	Model	Classification error	Votes	Posterior probability
All models in a single run
Grignano P.	Grignano P.	Drift only	0.28	154
		Drift +30% admix	0.62	165
		Drift + 50% admix	0.39	181	0.49
Massenzatica	Mesola	Drift only	0.28	158
		Drift + 30% admix	0.62	279	0.60
		Drift +50% admix	0.39	63
S. Agata B.	Nonantola	Drift only	0.28	308	0.69
		Drift +30% admix	0.62	144
		Drift +50% admix	0.38	48
Nonantola	Nonantola	Drift only	0.29	365	0.70
		Drift +30% admix	0.62	124
		Drift +50% admix	0.39	11
Drift only vs. Drift + 30% admix
Grignano P.	Grignano P.	Drift only	0.26	225
		Drift + 30% admix	0.29	275	0.60
Massenzatica	Mesola	Drift only	0.26	200
		Drift + 30% admix	0.29	300	0.53
S. Agata B.	Nonantola	Drift only	0.26	350	0.69
		Drift +30% admix	0.29	150
Nonantola	Nonantola	Drift only	0.26	396	0.78
		Drift +30% admix	0.29	104
Drift only vs. Drift + 50% admix
Grignano P.	Grignano P.	Drift only	0.20	233
		Drift + 50% admix	0.20	267	0.59
Massenzatica	Mesola	Drift only	0.20	389	0.77
		Drift +50% admix	0.20	111
S. Agata B.	Nonantola	Drift only	0.20	393	0.85
		Drift +50% admix	0.20	107
Nonantola	Nonantola	Drift only	0.20	485	0.94
		Drift +50% admix	0.20	15

Note: Bold characters indicate the selected models.