Gaigai Cai Email Biography Gaigai Cai (M’17) received her Ph.D. degree from Xi’an Jiaotong University in 2013, and her B.S. degree from Xidian University in 2008, both in Mechanical Engineering. She was a visiting scholar with the Department of Electrical and Computer Engineering in New York University (2016.11-2017.11), NY, USA. She joined Soochow University, Suzhou, China, since Dec. 2013, where she was an assistant professor (2013.12-2016.07) and an associate professor (2016.08-2018.06). From Jul. 2018, she joined the School of Mechano-electronic Engineering, Xidian University, Xi’an, China, where she is currently an associate professor. Her research interests include multi-domain signal processing, machinery fault diagnosis, sparse representation for machinery signal processing and data-driven prognostics and health management, etc. Position(s) & Affiliation(s) Xidian University China