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Assistant Research Professor
Xu Guo


Xu Guo is an Assistant Research Professor at Penn State.

He received his Ph.D. in Statistics from Hong Kong Baptist University in 2014.

Guo is interested in model checking, high dimensional inference, mediation analysis, missing analysis, and semiparametric regression analysis.



  • Guo Xu, Wang Tao and Zhu Lixing* (2016). Model checking for parametric single index models: A dimension-reduction model-adaptive approach. Journal of the Royal Statistical Society: Series B. Vol 78, 1013-1035.
  • Wang Tao, Guo Xu, Xu Peirong and Zhu Lixing*(2014). Transformed Sufficient Dimension Reduction. Biometrika. Vol. 101, No. 4, 815-829.
  • Niu Cuizhen, Guo Xu, and Zhu Lixing*(2018). Enhancements of Nonparametric Generalized Likelihood Ratio Test: Bias-correction and Dimension Reduction. Scandinavian Journal of Statistics. Vol. 45, 217-254.
  • Guo Xu and Li Jingyuan*. (2016). Confidence Band for Expectation Dependence with Applications. Insurance: Mathematics and Economics. Vol 68, 141-149.