From: Evaluating classifier performance with highly imbalanced Big Data
Class Ratio | LGB | CB-16 | ET | XGB-24 | RF-GPU-32 |
---|---|---|---|---|---|
1:1 | 0.01567 | 0.01766 | 0.83614 | 0.11168 | 0.20205 |
(0.00015) | (0.00020) | (0.00307) | (0.00158) | (0.00322) | |
1:3 | 0.01724 | 0.02096 | 0.88826 | 0.32721 | 0.32806 |
(0.00016) | (0.00021) | (0.00181) | (0.00572) | (0.00322) | |
1:9 | 0.01910 | 0.02451 | 0.91341 | 0.58986 | 0.45801 |
(0.00025) | (0.00035) | (0.00103) | (0.00571) | (0.00312) | |
1:27 | 0.02095 | 0.02736 | 0.92451 | 0.70815 | 0.56448 |
(0.00031) | (0.00039) | (0.00080) | (0.00375) | (0.00195) | |
1:81 | 0.02203 | 0.02818 | 0.92925 | 0.74950 | 0.63787 |
(0.00030) | (0.00044) | (0.00073) | (0.00335) | (0.00283) | |
Unchanged | 0.02294 | 0.02651 | 0.93288 | 0.76105 | 0.71047 |
(0.00037) | (0.00054) | (0.00073) | (0.00406) | (0.00169) |