Publications

Journal paper

  •  Xin Qi and Ruiyan Luo. Functional regression for highly densely observed data with novel regularization. (Under review)  (implemented in the R package “FRegSigCom” found here).
  • Xin Qi and Ruiyan Luo, Functional regression with multivariate response. (Under review) (implemented in the R package “FRegSigCom” found here).
  • Ruiyan Luo and Xin Qi. (2019) Interaction model and model selection for function-on-function regression. Journal of Computational and Graphical Statistics, Volume 28, Issue 2, 309-322. (implemented in the R package “FRegSigCom” found here).
  • Xin Qi , Ruiyan Luo and Jing Wang. Sparse Fisher’s discriminant analysis with thresholded linear constraints. (Submitted)
  • Xin Qi and Ruiyan Luo. (2019) Nonlinear additive function on function with multiple predictor curves. Statistica Sinica, 29, 719-739. (implemented in the R package “FRegSigCom” found here)
  • Xin Qi and Ruiyan Luo. (2018) Function on function regression with thousands of predictive curves. Journal of Multivariate Analysis, 163: 51-66. (implemented in the R package “FRegSigCom” found here)
  • Ruiyan Luo and Xin Qi. (2017) Asymptotic optimality of sparse linear discriminant analysis with arbitrary number of classes. Scandinavian Journal of Statistics. Volume 44, Issue 3: 598-616.
  • Ruiyan Luo and Xin Qi (2017) Function-on-function linear regression by signal compression Journal of American Statistical Association. 112(518): 690-705. (implemented in the R package “FRegSigCom” found here)
  • Ruiyan Luo and Xin Qi. (2017) Signal extraction approach for sparse multivariate response regression. Journal of Multivariate Analysis. 153: 83–97. (implemented in the R package “SiER” found here)
  • Ruiyan Luo  and Xin Qi. (2016) Functional wavelet regression for function-on-function linear models. Electronic Journal of Statistics. 10(2): 3179-3216. (implemented in the R package “FRegSigCom” found here)
  • Ruiyan Luo and Xin Qi. (2015) Sparse wavelet regression for multiple predictive curves. Journal of Multivariate Analysis. 134: 33-49.
  • Xin Qi and Ruiyan Luo. (2015) Sparse principal component analysis in Hilbert space. Scandinavian Journal of Statistics. 42: 270-289.
  • Xin Qi, Ruiyan Luo, Raymond J. Carroll, and Hongyu Zhao. (2015) Sparse regression by projection and sparse discriminant analysis. Journal of Computational and Graphical Statistics. 24(2): 416-438.
  • Xin Qi, Ruiyan Luo and H. Zhao (2013) Sparse principal component analysis by choice of norm.   Journal of Multivariate Analysis. 114: 127-160.
  • Jiang, Yi, Xin Qi, Micah A. Chrenek, Christopher Gardner, Jeffrey H. Boatright, Hans E. Grossniklaus, and John M. Nickerson. Functional Principal Component Analysis Reveals Discriminating Categories of Retinal Pigment Epithelial Morphology in Mice.   Investigative ophthalmology & visual science,   54, no. 12 (2013): 7274-7283.
  • Xin Qi and Hongyu Zhao.  Some theoretical properties of Silverman’s method for smoothed functional principal component analysis.  Journal of Multivariate Analysis, Vol. 102, No. 4, 741-767, 2011.
  • Xin Qi and Hongyu Zhao.  Asymptotic efficiency and finite-sample properties of the generalized profiling estimation of the parameters in ordinary differential equations.  The Annals of Statistics, Vol. 38, No. 1, 435-481, 2010.
  • Xin Qi.  A functional central limit theorem for spatial birth and death processes.  Advances in Applied Probability, Volume 40, Number 3, 759-797, 2008.

Book Chapter

  • Yi Jiang,  Xin Qi, Micah Chrenek, Christopher Gardner, Nupur Dalal, Jeffrey H. Boatright, Hans E. Grossniklaus, John M. Nickerson, Analysis of Mouse RPE Sheet Morphology Gives Discriminatory Categories, Chapter 76, in  Retinal Degenerative Diseases: Mechanisms and Experimental Therapy (Advances in Experimental Medicine and Biology), Edited by John Ash , Christian Grimm , Joe G. Hollyfield , Robert E. Anderson , Matthew M LaVail , Catherine Bowes Rickman, Springer, 2014.
  • Jiguo Cao, Xin Qi and Hongyu Zhao, Modelling gene regulation networks using ordinary differential equations, Chapter 12, in Next Generation Microarray Bioinformatics: Methods and Protocols (Methods in Molecular Biology), Edited by Junbai Wang, Aik Choon Tan, Tianhai Tian, Humana Press, USA, 2012.