From: Evaluating classifier performance with highly imbalanced Big Data
Class ratio | LGB | CB-16 | ET | XGB-24 | RF-GPU-32 |
---|---|---|---|---|---|
1:1 | 0.06233 | 0.08935 | 0.92987 | 0.21863 | 0.32763 |
(0.00319) | (0.00453) | (0.00267) | (0.00823) | (0.01293) | |
1:3 | 0.07842 | 0.13984 | 0.93779 | 0.49056 | 0.47900 |
(0.00294) | (0.00422) | (0.00258) | (0.00875) | (0.01033) | |
1:9 | 0.09192 | 0.17826 | 0.94208 | 0.74880 | 0.60368 |
(0.00305) | (0.00497) | (0.00265) | (0.00968) | (0.00678) | |
1:27 | 0.09788 | 0.19499 | 0.94493 | 0.87928 | 0.72180 |
(0.00404) | (0.00510) | (0.00267) | (0.00534) | (0.00474) | |
1:81 | 0.08387 | 0.19489 | 0.94710 | 0.91788 | 0.80715 |
(0.00566) | (0.00508) | (0.00301) | (0.00324) | (0.00387) | |
Unchanged | 0.07531 | 0.17815 | 0.94866 | 0.92811 | 0.83319 |
(0.00752) | (0.00474) | (0.00213) | (0.00316) | (0.00547) |