Hapsari, G.I., Munadi, R., Erfianto, B. and Dyah Irawati, I. 2026. PFS-REM: Robust Low-Complexity Classification of LOS/NLOS/Multipath in UWB Indoor Positioning. International Journal of Electrical and Computer Engineering Systems. 17, 4 (Mar. 2026), 293-305. DOI:https://doi.org/10.32985/ijeces.17.4.4.