%0 Journal Article %T Design of a fast sorting ball tennis device based on visual recognition and positioning %A Guo, Qin %A Zhao, Mingzhou %A Chen, Guolong %A Zhao, Yanlong %J Proceedings of SPIE %V 12457 %P 124571E-124571E-6 %@ 0277-786X %D 2022-10-31 %I SPIE %~ DeepDyve