GR-SAFS: A Graph-Regularized Stacking Framework with Adaptive Feature Selection for High-Dimensional Prognostic Biomarker Discovery
GR-SAFS identifies a 20-gene prognostic signature from TCGA-LUAD data with high concordance index, outperforming other methods in external validation.
bioRxiv · Jun 28, 2026 · PreprintBioinformatics