Research Article
A Cost-Sensitive Ensemble Method for Class-Imbalanced Datasets
Table 2
Summary of data sets.
| Data set | Total samples | no of attributes | no of positive | no of negative | Ratio (majority/minority) |
| Haberman | 306 | 3 | 81 | 225 | 2.8 | Transfusion | 926 | 4 | 178 | 748 | 4.2 | Pima | 768 | 8 | 268 | 500 | 1.9 | Phoneme | 5404 | 5 | 1586 | 3818 | 2.4 | Letter | 20000 | 16 | 789 | 19211 | 24.3 |
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