An adaptive approach for UAV-based pesticide spraying in dynamic environments - Faiçal, Bruno S; Freitas, Heitor; Gomes, Pedro H; Mano, Leandro Y; Pessin, Gustavo; Carvalho, André Carlos Ponce de Leon Ferreira de; Krishnamachari, Bhaskar; Ueyama, Jó (Computers and Electronics in Agriculture, 2017)