VIDRAFT (Aether PharmaOS) structure-only heterogeneous ensemble. Four model families (XGBoost + RandomForest + ExtraTrees + HistGradientBoosting) trained on the official tdcommons/ames train split; positive-class probabilities averaged. Features: Morgan ECFP4 (2048) + MACCS (167) + RDKit 2D descriptors (~208), train-median imputed. No external / Cell-Painting (phenomics) data — molecular structure only.
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| Test set | Target label | Metric | Score |
|---|---|---|---|
| test | Y | roc_auc | 0.8765121698094736 |