Chengmei Niu

According to our database, Chengmei Niu authored at least 6 papers between 2022 and 2026.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2026

Debiasing Random Oblique Projections for Subsampled OLS and Fast CUR in High Dimensions.

Chengmei Niu, Sachin Garg, Michal Derezinski, Zhenyu Liao

CoRR, May, 2026

2025

Fundamental Bias in Inverting Random Sampling Matrices with Application to Sub-sampled Newton.

Chengmei Niu, Zhenyu Liao, Zenan Ling, Michael W. Mahoney

Proceedings of the Forty-second International Conference on Machine Learning, 2025

2024

Optimal subsampling for high-dimensional ridge regression.

Hanyu Li, Chengmei Niu

Knowl. Based Syst., 2024

2023

Optimal sampling algorithms for block matrix multiplication.

Chengmei Niu, Hanyu Li

J. Comput. Appl. Math., June, 2023

Analysis and Approximate Inference of Large and Dense Random Kronecker Graphs.

Zhenyu Liao, Yuanqian Xia, Chengmei Niu, Yong Xiao

CoRR, 2023

2022

Optimal subsampling for functional quantile regression.

Qian Yan, Hanyu Li, Chengmei Niu

CoRR, 2022