M. Nilanjana, V. Poojashri, R. Umapriya, D. V. Vikashini, and N. Krishnapriya, “Machine Learning based Image Processing for Stress Detection”, IJRESM, vol. 4, no. 6, pp. 222–226, Jun. 2021, Accessed: May 04, 2024. [Online]. Available: https://journal.ijresm.com/index.php/ijresm/article/view/880