VisDrone-DET2019: The Vision Meets Drone Object Detection in Image Challenge Results. - Dawei Du; Yue Zhang 011; Zexin Wang 003; Zhikang Wang; Zichen Song; Ziming Liu; Liefeng Bo; Hailin Shi; Rui Zhu 005; Aashish Kumar; Aijin Li; Almaz Zinollayev; et al. (ICCV Workshops, 2019)