Kaizheng Wang
Kaizheng Wang
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Implicit regularization in nonconvex statistical estimation: Gradient descent converges linearly for phase retrieval and matrix completion
C Ma, K Wang, Y Chi, Y Chen
Foundations of Computational Mathematics 20 (3), 451–632, 2020
Entrywise eigenvector analysis of random matrices with low expected rank
E Abbe, J Fan, K Wang, Y Zhong
Annals of statistics 48 (3), 1452, 2020
Distributed estimation of principal eigenspaces
J Fan, D Wang, K Wang, Z Zhu
Annals of statistics 47 (6), 3009, 2019
Spectral method and regularized MLE are both optimal for top-K ranking
Y Chen, J Fan, C Ma, K Wang
Annals of statistics 47 (4), 2204, 2019
Communication-efficient accurate statistical estimation
J Fan, Y Guo, K Wang
Journal of the American Statistical Association, 1-11, 2021
Factor-adjusted regularized model selection
J Fan, Y Ke, K Wang
Journal of econometrics 216 (1), 71-85, 2020
Robust high dimensional factor models with applications to statistical machine learning
J Fan, K Wang, Y Zhong, Z Zhu
Statistical science: a review journal of the Institute of Mathematical …, 2021
An ℓp theory of PCA and spectral clustering
E Abbe, J Fan, K Wang
The Annals of Statistics 50 (4), 2359-2385, 2022
Efficient clustering for stretched mixtures: Landscape and optimality
K Wang, Y Yan, M Díaz
Advances in Neural Information Processing Systems 33, 21309-21320, 2020
Clustering a mixture of Gaussians with unknown covariance
D Davis, M Diaz, K Wang
arXiv preprint arXiv:2110.01602, 2021
Some compact notations for concentration inequalities and user-friendly results
K Wang
arXiv preprint arXiv:1912.13463, 2019
On the Neumann problem for harmonic functions in the upper half plane
K Wang
Journal of Mathematical Analysis and Applications 419 (2), 839-848, 2014
Adaptive and robust multi-task learning
Y Duan, K Wang
arXiv preprint arXiv:2202.05250, 2022
Modern Data Modeling: Cross-Fertilization of the Two Cultures
J Fan, C Ma, K Wang, Z Zhu
Observational Studies 7 (1), 65-76, 2021
Comment on “A Tuning-Free Robust and Efficient Approach to High-Dimensional Regression”
J Fan, C Ma, K Wang
Journal of the American Statistical Association 115 (532), 1720-1725, 2020
Stochastic representations for the wave equation on graphs and their scaling limits
K Wang
Journal of Mathematical Analysis and Applications 449 (1), 808-828, 2017
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