Liu Tianchi is currently a Ph.D. student at the Electrical & Computer Engineering Department (ECE) of the National University of Singapore (NUS). He is also a Research Engineer at Institute for Infocomm Research (I2R), Agency for Science, Technology, and Research (A*STAR), Singapore. Liu Tianchi received his M.Sc. degree from the National University of Singapore in 2019. His research interests include Speaker Verification, Speech Recognition, and Audio-visual.