Ziqi Chen

Education

PhD in Statistics, Northeast Normal University (Advisor: Prof. Ning-Zhong, Shi), 2012

MSc in Statistics, Northeast Normal University, 2008

BSc in Mathematics, Hunan Normal University, 2006

Research Interests

Covariance Models, Functional Data, Graphical Models, High-dimensional Data, Longitudinal Data, Network Inference, Nonparametric Regression, Variable selection

Publications

1. Chen, Z., Shi, N.Z., Gao, W. and Tang, M.L., Efficient semiparametric estimation via Cholesky decomposition for longitudinal data (2011). Comput. Statist. Data Anal. 55, 3344-3354

2. Chen, Z., Shi, N.Z., Gao, W. and Tang, M.L., Nonparametric estimation of the log odds ratio for sparse data by kernel smoothing (2011). Statistics and Probability letters 81, 1802-1807

3. Chen, Z., Shi, N.Z., Gao, W. and Tang, M.L.,Efficient
Semiparametric Mean-Association Estimation for Longitudinal Binary Responses (2012). Statistics in Medicine, 31, 1323-1341

4. Chen, Z., Tang, M.L., Gao, W. and Shi, N.Z., New robust
variable selection methods for linear regression models (2014). Scandinavian Journal of Statistics. 41, 3, 725-741

5.Chen, Z., and Leng, C., Local linear estimation of
covariance matrices via Cholesky decomposition (2015). Statistica Sinica. 25， 1249-1263

6. Chen, Z., and Leng, C., Dynamic covariance models. Journal
of the American Statistical Association (To appear)