Oktarina, C.R. et al. 2026. PERFORMANCE COMPARISON OF SEMIPARAMETRIC KERNEL REGRESSION USING EPANECHNIKOV, GAUSSIAN, AND, BIWEIGHT KERNELS IN MODELING LIFE EXPECTANCY IN INDONESIA. Jurnal Matematika UNAND. 15, 3 (Jul. 2026), 406–417. DOI:https://doi.org/10.25077/jmua.15.3.406-417.2026.