Vijaya Kumar, Vakulabharanam, Vishnu Murthy. G, and A. Obulesu. “A Grammar for Representing Uniform Local Binary Patterns (ULBP)”. INTERNATIONAL JOURNAL OF COMPUTERS & TECHNOLOGY 14, no. 1 (December 12, 2014): 5329–5336. Accessed July 15, 2025. https://www.rajpub.com/index.php/ijct/article/view/2129.