Analyzing Facial Expressions Using Intensity-Variant 3D Data For Human Computer Interaction. - Lijun Yin 001; Xiaozhou Wei; Peter Longo; Abhinesh Bhuvanesh (ICPR (1), 2006)

Automatic Facial Pose Determination of 3D Range Data for Face Model and Expression Identification. - Xiaozhou Wei; Peter Longo; Lijun Yin 001 (ICB, 2007)