Xumei Xi

According to our database, Xumei Xi authored at least 7 papers between 2020 and 2024.

Collaborative distances:

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

2024

Local Minima Structures in Gaussian Mixture Models.

Yudong Chen, Dogyoon Song, Xumei Xi, Yuqian Zhang

IEEE Trans. Inf. Theory, June, 2024

Entry-Specific Matrix Estimation under Arbitrary Sampling Patterns through the Lens of Network Flows.

Yudong Chen, Xumei Xi, Christina Lee Yu

CoRR, 2024

2023

Matrix Estimation for Offline Reinforcement Learning with Low-Rank Structure.

Xumei Xi, Christina Lee Yu, Yudong Chen

CoRR, 2023

Integrating Offline Reinforcement Learning with Transformers for Sequential Recommendation.

Xumei Xi, Yuke Zhao, Quan Liu, Liwen Ouyang, Yang Wu

Proceedings of the 17th ACM Conference on Recommender Systems, 2023

Entry-Specific Bounds for Low-Rank Matrix Completion under Highly Non-Uniform Sampling.

Xumei Xi, Christina Lee Yu, Yudong Chen

Proceedings of the IEEE International Symposium on Information Theory, 2023

2022

Tensor Completion with Nearly Linear Samples Given Weak Side Information.

Christina Lee Yu, Xumei Xi

Proc. ACM Meas. Anal. Comput. Syst., 2022

2020

Likelihood Landscape and Local Minima Structures of Gaussian Mixture Models.

Yudong Chen, Xumei Xi

CoRR, 2020