Thaiphan, Rattayagon, Chawanrat Srinounpan, Walaiporn Sornkliang, Jeerawat Naksuwan, Auyporn Chukeaw, Munlika Rattaphun, and Kritaphat Songsri-in. “Training Deep Neural Networks for Facial Landmarks Detection by Predicting Principal Component Analysis’s Coefficients”. PKRU SciTech Journal 6, no. 2 (December 26, 2022): 21–31. Accessed May 23, 2024. https://ph01.tci-thaijo.org/index.php/pkruscitech/article/view/248094.