K. Vijaya kumar , Dr.J.Harikiran, M. A. Rama Prasad, Uddagiri Sirisha ,. 2020. “Privacy-Preserving Human Activity Recognition and Resolution Image Using Deep Learning Algorithms Spatial Relationship and Increasing the Attribute Value in OpenCV”. International Journal of Advanced Science and Technology 29 (7), 514 -23. http://sersc.org/journals/index.php/IJAST/article/view/13251.