Ali, Duaa H. “A Survey on Non-Contact Heart Rate Estimation from Facial Video: A Survey on Non-Contact Heart Rate Estimation from Facial Video”. Asian Journal of Computer Science Engineering(AJCSE) 6, no. 1 (May 18, 2021). Accessed May 4, 2024. http://ajcse.info/index.php/ajcse/article/view/141.