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Purdue Department of Statistics
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Selected Publications

A selection of journal articles and refereed conference papers. Use the search box to filter by author, title, venue or year.

 

Accepted & In Press · 2025–2026

  1. 2026
    Regularized Physics-Informed Neural Networks for Parameter Estimation in Differential Equation Models
    Liu, Y., Chun, H. J., and Wang, X.
    TechnometricsAccepted
  2. 2026
    Transition Dynamics Modeling of Pre-trained Accelerometry Representations for Time to Diagnosis of Parkinson’s Disease
    Xie, H., Xue, F., and Wang, X.
    Lifetime Data AnalysisAccepted
  3. 2025
    Clustered Temporal Decomposition for High-Dimensional Data
    Shin, H. and Wang, X.
    Journal of Agricultural, Biological, and Environmental StatisticsAccepted
  4. 2025
    Theoretical Perspectives on Knowledge Distillation: A Review
    Liu, C., Yin, H., and Wang, X.
    WIREs Computational StatisticsAccepted
  5. 2025
    Neural Conformal Inference for Jump Diffusion Processes
    Hyun, H. J. and Wang, X.
    Journal of EconometricsAccepted
  6. 2025
    Liu, C. and Wang, X.
    International Conference on Machine Learning (ICML) 2025Conference
  7. 2025
    Wasserstein Coreset via Sinkhorn Loss
    Yin, H., Qiu, Y., and Wang, X.
    Transactions on Machine Learning Research
  8. 2025
    Double Robust Conditional VAE via Decode Calibration: An Implicit KL Annealing Approach
    Liu, C. and Wang, X.
    Transactions on Machine Learning Research
  9. 2025
    Fast Cost-Constrained High-Dimensional Regression
    Hyun, H. J. and Wang, X.
    Statistica Sinica

2020 – 2024

  1. 2024
    Inductive Global and Local Manifold Approximation and Projection
    Kim, J. and Wang, X.
    Transactions on Machine Learning Research
  2. 2024
    Adaptive Learning of the Latent Space of Wasserstein Generative Adversarial Networks
    Qiu, Y., Gao, Q., and Wang, X.
    Journal of the American Statistical Association
  3. 2024
    Implicit Generative Prior for Bayesian Neural Networks
    Liu, Y. and Wang, X.
    Annals of Applied Statistics
  4. 2023
    Efficient Multimodal Sampling via Tempered Distribution Flow
    Qiu, Y. and Wang, X.
    Journal of the American Statistical Association
  5. 2023
    Partial Conditioning for Inference of Many-Normal-Means with Hölder Constraints
    Yang, J., Wang, X., and Liu, C.
    International Journal of Approximate Reasoning
  6. 2022
    Robust Sensible Adversarial Learning of Deep Neural Networks for Image Classification
    Kim, J. and Wang, X.
    Annals of Applied Statistics
  7. 2021
    Functional Finite Mixture Regression Models
    Wang, X., Liu, Y., and Zhu, H.
    Statistica Sinica
  8. 2021
    Inferential Wasserstein Generative Adversarial Networks
    Chen, Y., Gao, Q., and Wang, X.
    Journal of the Royal Statistical Society, Series B
  9. 2021
    A Nonlinear Sparse Neural ODE Model for Multiple Functional Processes
    Liu, Y., Li, K., and Wang, X.
    Canadian Journal of Statistics
  10. 2021
    Theoretical Investigation of Generalization Bounds for Adversarial Learning of Deep Neural Networks
    Gao, Q. and Wang, X.
    Journal of Statistical Theory and Practice
  11. 2020
    Zhang, Z., Wang, X., Kong, L., and Zhu, H.
    Journal of the American Statistical AssociationDOI
  12. 2020
    Weight Normalized Deep Neural Networks
    Xu, Y. and Wang, X.
    Stat
  13. 2020
    Scalable Network Estimation with L0 Penalty
    Kim, J., Zhu, H., Wang, X., and Do, K.
    Statistical Analysis and Data Mining
  14. 2020
    Qiu, Y. and Wang, X.
    Journal of the American Statistical AssociationDOI
  15. 2020
    Deep Feature Selection via Deep Neural Networks
    Chen, Y., Gao, Q., Liang, F., and Wang, X.
    Journal of Computational and Graphical Statistics2019 ASA SLDS Student Paper Award
  16. 2020
    D-CCA: A Decomposition-based Canonical Correlation Analysis for High-Dimensional Datasets
    Shu, H., Wang, X., and Zhu, H.
    Journal of the American Statistical Association 115, 292–306
  17. 2020
    Unbiased Contrastive Divergence Algorithm for Training Energy-Based Latent Variable Models
    Qiu, Y. and Wang, X.
    ICLR 2020Spotlight, top 6%
  18. 2020
    Stochastic Approximate Gradient Descent via the Langevin Algorithm
    Qiu, Y. and Wang, X.
    AAAI 2020Acceptance 20.6%
  19. 2020
    Cross-Lingual Document Retrieval with Smooth Learning
    Liu, J., Zhang, X., Goldwasser, D., and Wang, X.
    COLING 2020Acceptance 32.9%
  20. 2020
    A Data Denoising Approach to Optimize Functional Clustering of Single Cell RNA-Sequencing Data
    Wan, C., Jia, D., Zhao, Y., Chang, W., Cao, S., Wang, X., and Zhang, C.
    IEEE BIBM 2020Acceptance 19.4%

2015 – 2019

  1. 2019
    Sparse Deep Neural Networks using L1,∞ Weight Normalization
    Ren, M., Xu, Y., Lin, Y., Yang, Z., and Wang, X.
    Statistica SinicaDOI 10.5705/ss.202018.0468
  2. 2019
    Theoretical Investigation of Generalization Bound for Residual Networks
    Mo, Z., Chen, H., Yang, Z., and Wang, X.
    IJCAI 2019Acceptance 17.9%
  3. 2018
    Optimal Penalized Function-on-Function Regression under a Reproducing Kernel Hilbert Space
    Sun, X., Pang, D., Wang, X., and Ma, P.
    Journal of the American Statistical Association 113, 1601–1611
  4. 2018
    Classification of Short Single Lead Electrocardiograms (ECGs) for Atrial Fibrillation Detection using Piecewise Linear Spline and XGBoost
    Chen, Y., Wang, X., Jung, Y., Abedi, V., Zand, R., Bikak, M., and Adibuzzaman, M.
    Physiological Measurement 39(10):104006
  5. 2018
    Understanding Weight Normalized Deep Neural Networks with Rectified Linear Units
    Xu, Y. and Wang, X.
    NeurIPS 2018 130–139Acceptance 20.8%
  6. 2018
    On the Statistical Efficiency of Compositional Nonparametric Prediction
    Xu, Y., Jean, F., and Wang, X.
    AISTATS 2018 1531–1539Acceptance 33%
  7. 2017
    Minimax Lower Bound and Optimal Estimation of Convex Functions in the Sup-Norm
    Lebair, T., Shen, J., and Wang, X.
    IEEE Transactions on Automatic Control 62, 3482–3487
  8. 2017
    Generalized Scalar-on-Image Regression Models via Total Variation
    Wang, X. and Zhu, H.
    Journal of the American Statistical Association 112, 1156–1168
  9. 2016
    Optimal Estimation for the Functional Cox Model
    Qu, S., Wang, J. L., and Wang, X.
    Annals of Statistics 44, 1708–1738
  10. 2015
    Optimal Prediction in an Additive Functional Model
    Wang, X. and Ruppert, D.
    Statistica Sinica 25, 567–590

2010 – 2014

  1. 2014
    Penalized Likelihood Functional Regression
    Du, P. and Wang, X.
    Statistica Sinica 24, 1017–1041
  2. 2013
    Uniform Convergence and Rate Adaptive Estimation of Convex Functions via Constrained Optimization
    Wang, X. and Shen, J.
    SIAM Journal on Control and Optimization 51, 2753–2787
  3. 2013
    Smoothing Splines with Varying Smoothing Parameter
    Wang, X., Du, P., and Shen, J.
    Biometrika 100, 955–970
  4. 2013
    Nonparametric Estimation of Spatial and Space-Time Covariance Function
    Choi, I., Li, B., and Wang, X.
    Journal of Agricultural, Biological, and Environmental Statistics 4, 611–630
  5. 2012
    Convex Regression via Penalized Splines: A Complementarity Approach
    Shen, J. and Wang, X.
    American Control Conference, Montreal
  6. 2011
    Estimation of Monotone Functions via P-Splines: A Constrained Dynamical Optimization Approach
    Shen, J. and Wang, X.
    SIAM Journal on Control and Optimization 49, 646–671
  7. 2011
    Semiparametric Additive Transformation Model under Current Status Data
    Cheng, G. and Wang, X.
    Electronic Journal of Statistics 5, 1735–1764
  8. 2011
    On the Asymptotics of Penalized Spline Smoothing
    Wang, X., Shen, J., and Ruppert, D.
    Electronic Journal of Statistics 5, 1–17
  9. 2011
    A Constrained Optimal Control Approach to Smoothing Splines
    Shen, J. and Wang, X.
    50th IEEE Conference on Decision and Control 1729–1734
  10. 2010
    A Class of Grouped Brunk Estimators and Penalized Spline Estimators for Monotone Regression
    Wang, X. and Shen, J.
    Biometrika 97, 585–601
  11. 2010
    An Inverse Gaussian Process Model for Degradation Data
    Wang, X. and Xu, D.
    Technometrics 52, 188–197
  12. 2010
    Wiener Processes with Random Effects for Degradation Data
    Wang, X.
    Journal of Multivariate Analysis 101, 340–351
  13. 2010
    Estimation of Shape Constrained Functions in Dynamical Systems and its Applications to Genetic Networks
    Shen, J. and Wang, X.
    American Control Conference, Baltimore

2005 – 2009

  1. 2009
    Semiparametric Inference on a Class of Wiener Processes
    Wang, X.
    Journal of Time Series Analysis 30, 179–207
  2. 2009
    Nonparametric Estimation of the Shape Function in a Gamma Process for Degradation Data
    Wang, X.
    Canadian Journal of Statistics 37, 101–118
  3. 2008
    Model-Independent Estimation of Dark Matter Distributions
    Wang, X., Walker, M., Pal, J., Woodroofe, M., and Mateo, M.
    Journal of the American Statistical Association 103, 1070–1084
  4. 2008
    A Pseudo-Likelihood Estimation Method for Nonhomogeneous Gamma Process Model with Random Effects
    Wang, X.
    Statistica Sinica 18, 1153–1163
  5. 2008
    Bayesian Free-Knot Monotone Cubic Spline Regression
    Wang, X.
    Journal of Computational and Graphical Statistics 17, 373–387
  6. 2008
    Isotonic Smoothing Spline Regression
    Wang, X. and Li, F.
    Journal of Computational and Graphical Statistics 17, 21–37
  7. 2007
    A Kiefer–Wolfowitz Comparison Theorem for Wicksell’s Problem
    Wang, X. and Woodroofe, M.
    Annals of Statistics 35, 1559–1575
  8. 2007
    Velocity Dispersion Profiles of Seven Dwarf Spheroidal Galaxies
    Walker, M., Mateo, M., Olszewski, E., Gnedini, O., Wang, X., Sen, B., and Woodroofe, M.
    Astrophysical Journal Letters 667, L53–L56
  9. 2006
    Radial Velocity Dispersion Profile in the Fornax Dwarf Spheroidal Galaxy
    Walker, M., Mateo, M., Olszewski, E., Wang, X., and Woodroofe, M.
    The Astronomical Journal 131, 2114–2139
  10. 2005
    Estimating Dark Matter Distributions
    Wang, X., Woodroofe, M., Walker, M., Mateo, M., and Olszewski, E.
    The Astrophysical Journal 626, 145–158