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Table 5 Optimal weights for different data set

From: Learning misclassification costs for imbalanced classification on gene expression data

Data set Sample categorical Influence factors Optimal weights wc WCA
distribution p w1/(w1+w2) w2/(w1+w2)
Colon 1 0.2 0.8 1.03 0.6167
Leukemia 1.33 0.9 0.1 0.9 0.9179
Ovarian1 1.68 0.9 0.1 1.65 0.9055
Prostate1 2 0.9 0.1 1.06 0.939
Prostate2 2.5 0.9 0.1 1.04 0.9372
Lung1 3 0.9 0.1 0.93 0.92
Ovarian2 4 0.1 0.9 3.45 0.9094
Lung2 5 0.1 0.9 4.26 0.9078
Ovarian3 6.5 0.9 0.1 0.8 0.9075
Lung3 8 0.9 0.1 0.92 0.9009