An Action Unit based Hierarchical Random Forest Model to Facial Expression Recognition. - Jingying Chen; Mulan Zhang; Xianglong Xue; Ruyi Xu; Kun Zhang 031 (ICPRAM, 2017)

Student engagement study based on multi-cue detection and recognition in an intelligent learning environment. - Yuanyuan Liu 004; Jingying Chen; Mulan Zhang; Chuan Rao (Multim. Tools Appl., 2018)