Recent Papers

  1. Detecting approximate replicate components of a high-dimensional random vector with latent structure (2020). Xin Bing, Florentina Bunea and Marten Wegkamp. [ArXiv].
  2. Prediction in latent factor regression: Adaptive PCR and beyond (2020). Xin Bing, Florentina Bunea, Seth Strimas-Mackey and Marten Wegkamp.  [ArXiv].
  3. Interpolation under latent factor regression models (2020).  Florentina Bunea, Seth Strimas-Mackey and Marten Wegkamp. [ArXiv].
  4. Optimal estimation of sparse topic models, Xin Bing, Florentina Bunea, Marten Wegkamp. Journal of Machine Learning Research (2020). [ArXiv].
  5. Inference in interpretable latent factor regression models (2020). Xin Bing, Florentina Bunea and Marten Wegkamp.  [ArXiv].
  6. Essential Regression (2019), Xin Bing, Florentina Bunea, Marten Wegkamp and Seth Strimas-Mackey. [ArXiv].
  7. Latent model-based clustering for biological discovery (2019), Xin Bing, Florentina Bunea, Martin Royer, Jishnu Das. iScience, 2019. ISSN 2589-0042[PDF].
  8. Model-assisted variable clustering: minimax-optimal recovery and algorithms. Florentina Bunea,  Christophe Giraud, Xi Luo, Martin Royer and Nicolas Verzelen. Annals of Statistics (2020). [ArXiv].
  9. High-Dimensional Inference for Cluster-Based Graphical Models. C. Eisenach, F. Bunea, Y. Ning and C. Dinicu. Journal of Machine Learning Research (2020).
  10. A fast algorithm with minimax optimal guarantees for topic models with an unknown number of topics. Xin Bing, Florentina Bunea and Marten WegkampBernoulli (2020). [PDF]. (Python code is coming soon.  For the beta-version of the code, please contact
  11. Minimax Optimal Variable Clustering in G-models via Cord (2016). Florentina Bunea, Christophe Giraud and Xi Luo. [Arxiv].
  12. PECOK: a convex optimization approach to variable clustering (2016). Florentina Bunea, Christophe Giraud, Martin Royer, and Nicolas Verzelen[Arxiv].
  13. Adaptive Estimation in Structured Factor Models with Applications to Overlapping Clustering. Xin Bing, Florentina Bunea, Yang Ning and Marten Wegkamp. Annals of Statistics (2020). (R-package is coming up soon.  For the beta-version of the code, please contact
  14. Adaptive estimation of the rank of the coefficient matrix in high dimensional multivariate response regression models. Xin Bing and Marten Wegkamp. Annals of Statistics (2019) [Arxiv].
  15. Testing and Confidence Intervals for High Dimensional Proportional Hazards Model. Ethan X. Fang, Yang Ning, Han Liu. Journal of Royal Statistical Society, Series B, 2017. [Arxiv][Code].
  16. Weak convergence of stationary empirical processes; Dragan Radulovic and Marten Wegkamp. Journal of Statistical Planning and Inference, 2017. [PDF].
  17. A Class of Weighted Estimating Equations for Semiparametric Transformation Models with Missing Covariates; Yang Ning, Grace Yi, Nancy Reid. Scandinavian Journal of Statistics, 2017.[PDF].
  18. PLEMT: A Novel Pseudolikelihood Based EM Test for Homogeneity in Generalized Exponential Tilt Mixture Models; Chuan Hong, Yong Chen, Yang Ning, Shuang Wang, Hao Wu, Raymond Carroll. Journal of the American Statistical Association, 2017. [R package].
  19. Discussion of  Random-projection Ensemble Classification by Timothy I. Cannings and Richard J. Samworth.
    Xin Bing and Marten Wegkamp. J. R. Statist. Soc. B 79(4), 1006-1007 (2017). [PDF].
  20. Semiparametric Gaussian copula classification. Yue Zhao and Marten Wegkamp. [Arxiv].
  21. Weak convergence of empirical copula processes indexed by functions. Dragan Radulovic, Marten Wegkamp and Yue Zhao. Bernoulli, Vol.23, No. 4B, 3346-3384 (2017). [PDF].
  22. Adaptive estimation of the copula correlation matrix for semiparametric elliptical copulas. Marten Wegkamp and Yue Zhao. Bernoulli, Vol. 22, No. 2, 1184-1226 (2016). [PDF].
  23. Convex banding of the covariance matrix.  Jacob Bien, Florentina Bunea and Luo Xiao. To appear in the Journal of American Statistical Association (2015). [PDF].
  24. On the sample covariance matrix estimator of reduced effective rank population matrices, with applications to fPCA. Florentina Bunea and Luo Xiao, Bernoulli, Vol. 21, 1200-1230 (2015)  [PDF].