An Xu

Joined

August 2019

Names

An Xu (Preferred)

Emails

****@gmail.com (Confirmed)

****@pitt.edu (Confirmed)

****@amazon.com (Confirmed)

Personal Links

Homepage

Google Scholar

DBLP

Career & Education History

Applied Scientist

Amazon (amazon.com)

2025 – 2025

Research Scientist

ByteDance Inc. (bytedance.com)

2023 – 2024

Advisors, Relations & Conflicts

PhD Advisor

Heng Huang

2018 – 2022

Expertise

large language models

Present

distributed training

Present

Publications

MoE-Pruner: Pruning Mixture-of-Experts Large Language Model using the Hints from Its Router
Yanyue Xie, Zhi Zhang, Ding Zhou, Cong Xie, Ziang Song, Xin Liu, Yanzhi Wang, Xue Lin, An Xu
- ICLR 2025 Conference Withdrawn Submission
- Readers: Everyone
Closing the Generalization Gap of Cross-silo Federated Medical Image Segmentation
An Xu, Wenqi Li, Pengfei Guo, Dong Yang, Holger Roth, Ali Hatamizadeh, Can Zhao, Daguang Xu, Heng Huang, Ziyue Xu
- 2022 (modified: 26 Nov 2022)
- CVPR 2022
- Readers: Everyone
Auto-FedRL: Federated Hyperparameter Optimization for Multi-institutional Medical Image Segmentation
Pengfei Guo, Dong Yang, Ali Hatamizadeh, An Xu, Ziyue Xu, Wenqi Li, Can Zhao, Daguang Xu, Stephanie A. Harmon, Evrim Turkbey, Baris Turkbey, Bradford J. Wood, Francesca Patella, Elvira Stellato, Gianpaolo Carrafiello, Vishal M. Patel, Holger R. Roth
- 2022 (modified: 26 Nov 2022)
- CoRR 2022
- Readers: Everyone
Closing the Generalization Gap of Cross-silo Federated Medical Image Segmentation
An Xu, Wenqi Li, Pengfei Guo, Dong Yang, Holger Roth, Ali Hatamizadeh, Can Zhao, Daguang Xu, Heng Huang, Ziyue Xu
- 2022 (modified: 26 Nov 2022)
- CoRR 2022
- Readers: Everyone
Auto-FedRL: Federated Hyperparameter Optimization for Multi-institutional Medical Image Segmentation
Pengfei Guo, Dong Yang, Ali Hatamizadeh, An Xu, Ziyue Xu, Wenqi Li, Can Zhao, Daguang Xu, Stephanie A. Harmon, Evrim Turkbey, Baris Turkbey, Bradford J. Wood, Francesca Patella, Elvira Stellato, Gianpaolo Carrafiello, Vishal M. Patel, Holger R. Roth
- 2022 (modified: 26 Nov 2022)
- ECCV (21) 2022
- Readers: Everyone
Detached Error Feedback for Distributed SGD with Random Sparsification
An Xu, Heng Huang
- 2022 (modified: 16 Apr 2023)
- ICML 2022
- Readers: Everyone
Privacy-Preserving Asynchronous Vertical Federated Learning Algorithms for Multiparty Collaborative Learning
Bin Gu, An Xu, Zhouyuan Huo, Cheng Deng, Heng Huang
- 2022 (modified: 16 Apr 2023)
- IEEE Trans. Neural Networks Learn. Syst. 2022
- Readers: Everyone
Coordinating Momenta for Cross-Silo Federated Learning
An Xu, Heng Huang
- 2022 (modified: 16 Apr 2023)
- AAAI 2022
- Readers: Everyone
Step-Ahead Error Feedback for Distributed Training with Compressed Gradient
An Xu, Zhouyuan Huo, Heng Huang
- 2021 (modified: 29 Sept 2021)
- AAAI 2021
- Readers: Everyone
On the Convergence of Communication-Efficient Local SGD for Federated Learning
Hongchang Gao, An Xu, Heng Huang
- 2021 (modified: 29 Sept 2021)
- AAAI 2021
- Readers: Everyone

View all 23 publications

Co-Authors

View all 48 co-authors