J. Lee, Y. Kim, M. Jeong, C. Kim, D. W. Nam, J. S. Lee, S. Moon, and W. Y. Yoo, ``3D
convolutional neural networks for soccer object motion recognition,'' in 2018 20th
International Conference on Advanced Communication Technology (ICACT), Chuncheon,
Korea (South), pp. 354-358, Feb. 2018.