TABLE V.

Effect of adding features on precision. Reported is the median precision for all combinations for each choice of between 2 and 5 features for the three simulated datasets, 1–100× SNR.

Dataset	1× SNR				10× SNR				100× SNR
Number of features	2	3	4	5	2	3	4	5	2	3	4	5
No clustering	0.32	0.32	0.32	0.32	0.38	0.38	0.37	0.38	0.41	0.41	0.41	0.41
Looser clustering	0.45	0.47	0.51	0.52	0.52	0.51	0.70	0.70	0.53	0.55	0.72	0.78
Tighter clustering	0.56	0.56	0.56	0.56	0.69	0.70	0.71	0.72	0.77	0.77	0.78	0.80