S.Kavitha Bharathi, and S.N.Kiruthika. “Robust Partial Face Recognition Using Hog Feature Points Matching and Minimum Distance Classifier”. International journal of intellectual advancements and research in engineering computations 5, no. 2 (August 31, 2017): 1621–1626. Accessed May 7, 2024. https://ijiarec.com/ijiarec/article/view/1542.