Table 3 The selected features using QRFS, DMFS and EBFS rough set methods.

From: A Predictive Model for Toxicity Effects Assessment of Biotransformed Hepatic Drugs Using Iterative Sampling Method

Rough Set reduction method Mutagenic Effect Tumorigenic Effect Irritant Effect Reproductive Effect
Selected features No. of features (Red. Rate %) Feature Subset No. of features (Red. Rate %) Selected features No. of features (Red. Rate %) Selected features No. of features (Red. Rate %)
QRFS {1, 4, 7, 8, 10, 11, 12, 18, 19, 20, 24, 25, 30} 13 (≈58.1%) {2, 4, 5, 10, 11, 12, 13, 18, 19, 24, 27} 11 (≈64.5%) {4, 5, 6, 7, 8, 10, 11, 12, 18, 19, 20, 24, 25, 29} 14 (≈54.8%) {1, 2, 4, 8, 10, 11, 12, 13, 19, 22, 24, 25, 26, 29} 14 (≈54.8%)
DMFS {4, 5, 7, 10, 11, 12, 13, 19, 22} 9 (≈71%) {4, 5, 10, 11, 12, 13,18, 19, 20, 22, 24} 11 (≈64.5%) {5, 7, 8, 11, 12, 13, 18, 19, 20, 22, 24} 11 (≈64.5%) {1, 4, 5, 7, 10, 11, 12, 13, 18, 19, 20, 22, 23, 24} 14 (≈54.8%)
EBFS {5, 6, 7, 10, 11, 12, 14, 19, 22, 24, 30} 11 (≈64.5%) {4, 5, 6, 8, 9, 10, 12, 13, 18, 19, 24, 30} 12 (≈61.3%) {4, 5, 7, 8, 10, 11, 12, 13, 18, 19, 20, 24, 30} 13 (≈58.1%) All Features 31 (0%)