Kaur, N., D. S. Verma, D. Kavita, and A. L. Yadav. “Survey on Classification and Clustering Schemes in Big Data Using Image Processing”. International Journal of Control and Automation, Vol. 12, no. 4, Oct. 2019, pp. 170 -88, http://sersc.org/journals/index.php/IJCA/article/view/788.