Nurhopipah, A., and N. A. . Larasati. “CNN Hyperparameter Optimization Using Random Grid Coarse-to-Fine Search for Face Classification”. Kinetik: Game Technology, Information System, Computer Network, Computing, Electronics, and Control, vol. 6, no. 1, Feb. 2021, pp. 19-26, doi:10.22219/kinetik.v6i1.1185.