ANALISIS DAN OPTIMASI PREDIKSI RISIKO PENYAKIT JANTUNG MENGGUNAKAN RANDOM FOREST DAN XGBOOST BERBASIS FEATURE SELECTION. JOURNAL OF SCIENCE AND SOCIAL RESEARCH, [S. l.], v. 9, n. 4, p. 7385–7392, 2026. DOI: 10.54314/jssr.v9i4.7214. Disponível em: https://jurnal.goretanpena.com/index.php/JSSR/article/view/7214.. Acesso em: 15 oct. 2026.