Optimal-T9: An Optimized T9-like Keyboard for Small Touchscreen Devices. - Ryan Qin; Suwen Zhu; Yu-Hao Lin; Yu-Jung Ko; Xiaojun Bi 001 (ISS, 2018)

Using Bayes' Theorem for Command Input: Principle, Models, and Applications. - Suwen Zhu; Yoonsang Kim; Jingjie Zheng; Jennifer Yi Luo; Ryan Qin; Liuping Wang; Xiangmin Fan; Feng Tian 001; Xiaojun Bi 001 (CHI, 2020)