FANG, Xiao 方笑Position Assistant Professor
Email xfang [at] cuhk.edu.hk
Phone Number 3943 5254
Fax Number 2603 5188
Address LSB 108
Homepage https://www.sta.cuhk.edu.hk/xfang


Academic BackgroundBSc (Peking University)
PhD (National University of Singapore)
Research InterestAsymptotic theory in probability and statisticsChange-Point AnalysisStein’s Method for Probability Approximations
Selected Publications(See the full list of publications in my homepage)
New error bounds in multivariate normal approximations via exchangeable pairs with applications to Wishart matrices and fourth moment theorems. (with Yuta Koike) To appear in Annals of Applied Probability.
High-dimensional central limit theorems by Stein’s method. (with Yuta Koike) Annals of Applied Probability 31?(2021), 1660-1686.
Segmentation and estimation of change-point models: false positive control and confidence regions. (with Jian Li and David Siegmund) Annals of Statistics?48?(2020), 1615-1647.
Multivariate approximations in Wasserstein distance by Stein’s method and Bismut’s formula. (with Qi-Man Shao and Lihu Xu) Probability Theory and Related Fields?174?(2019), 945-979.
From Stein identities to moderate deviations. (with Louis H. Y. Chen and Qi-Man Shao)?Annals of Probability?41?(2013), 262-293.
Research Grants2021.9-2024.8, Hong Kong RGC GRF 14305821: Asymptotic Expansions of Expectations by Stein’s Method
2019.1-2021.12, Hong Kong RGC GRF 14302418: Cramér-Type Moderate Deviations by Stein’s Method
2018.1-2020.12, Hong Kong RGC ECS 24301617: Kolmogorov Bounds for Normal and Non-normal Approximations
Professional ServicesInvited reviewer for Mathematical Reviews
Referee for Ann. Appl. Probab., Ann. Probab., Ann. Statist., Bernoulli, J. R. Stat. Soc. Ser. B, etc.
Honours and Awards2010, LAHA Travel Award from the Institute of Mathematical Statistics