Ramli MF, Shamsudin SS, Yaakub MF. Sudden Obstacle Appearance Detection by Analyzing Flow Field Vector for Small-Sized UAV. PAAT [Internet]. 2021 Dec. 21 [cited 2024 May 20];1(1):25-3. Available from: https://publisher.uthm.edu.my/ojs/index.php/paat/article/view/10331