Oil palm tree detection in UAV imagery using an enhanced RetinaNet. - Lee, Sheng Siang; Lim, Lam Ghai; Palaiahnakote, Shivakumara; Cheong, Jin Xi; Lock, Serene Sow Mun; Ayub, Mohamad Nizam Bin (Comput. Electron. Agric., 2024)