Gao, Ang, et al. “Dynamic Detection Method for Falling Ears of Maize Harvester Based on Improved YOLO-V4”. International Journal of Agricultural and Biological Engineering, vol. 15, no. 3, June 2022, pp. 22-32, https://ijabe.migration.pkpps03.publicknowledgeproject.org/index.php/ijabe/article/view/6660.