The following publications are possibly variants of this publication:
- Local Directional Ternary Pattern for Facial Expression RecognitionByungyong Ryu, Adin Ramirez Rivera, Jaemyun Kim, Oksam Chae. TIP, 26(12):6006-6018, 2017. [doi]
- Facial expression recognition with local prominent directional patternFarkhod Makhmudkhujaev, M. Abdullah-Al-Wadud, Md. Tauhid Bin Iqbal, Byungyong Ryu, Oksam Chae. spic, 74:1-12, 2019. [doi]
- Gender Classification Using Local Directional Pattern (LDP)Taskeed Jabid, Md. Hasanul Kabir, Oksam Chae. icpr 2010: 2162-2165 [doi]
- Facial expression recognition based on Local Sign Directional PatternJorge A. Rojas Castillo, Adin Ramirez Rivera, Oksam Chae. icip 2012: 2613-2616 [doi]
- Local directional-structural pattern for person-independent facial expression recognitionFarkhod Makhmudkhujaev, Md. Tauhid Bin Iqbal, Byungyong Ryu, Oksam Chae. elektrik, 27(1):516-531, 2019. [doi]