Dinesh Kumar J.R, Priyadharsini.K, Yazhini.V,Shaalini.S ,Swetha.G, Sneha.N. “Performance Metric Interpretation on Handwritten Digit Recognition Using Neural Networks”. International Journal of Advanced Science and Technology, Vol. 29, no. 7s, May 2020, pp. 2639 -51, http://sersc.org/journals/index.php/IJAST/article/view/16748.