Table 4.

Cumulative and logistic thresholds and corresponding omission rates used for modeling

Cumulative threshold	Logistic threshold	Description	Fractional predicted area	Training omission rate
1.000	0.015	Fixed cumulative value 1	0.641	0.000
5.000	0.056	Fixed cumulative value 5	0.382	0.014
10.000	0.113	Fixed cumulative value 10	0.262	0.047
3.590	0.042	Minimum training presence	0.464	0.000
18.200	0.203	10 percentile training presence	0.173	0.099
24.048	0.261	Equal training sensitivity and specificity	0.128	0.128
30.946	0.330	Maximum training sensitivity plus specificity	0.096	0.133
5.371	0.060	Balance training omission predicted area and threshold value	0.376	0.006
13.893	0.159	Equate entropy of thresholded and original distributions	0.210	0.086