Comparison of Theoretical and Experimental Pixel-on-Target Metrics for Early UAV Detection Using Multi-Sensor EO/IR System Autori: Saša Vujić, Miloš Radisavljević, Miloš Pavlović, Dragana Perić, Mladen Veinović Časopis: Serbian Journal of Electrical Engineering DOI: 10.2298/SJEE2602321V