Xiyuan Zhang

Applied Scientist, AWS

Joined

May 2022

Names

Xiyuan Zhang (Preferred)

Emails

****@ucsd.edu (Confirmed)

****@amazon.com (Confirmed)

****@gmail.com (Confirmed)

Personal Links

Career & Education History

Applied Scientist

AWS (amazon.com)

2024 – Present

PhD student

University of California, San Diego (ucsd.edu)

2020 – 2024

Advisors, Relations & Conflicts

PhD Advisor

Rajesh K. Gupta

2020 – 2024

PhD Advisor

Jingbo Shang

2020 – 2024

Expertise

Time Series Analysis

2020 – Present

Publications

1st ICLR Workshop on Time Series in the Age of Large Models
Arjun Ashok, Abdul Fatir Ansari, Elizabeth Fons, Xiyuan Zhang, Chenghao Liu, Mononito Goswami, Xinyu Li, Yichen Zhou
- ICLR 2026 Workshop Proposals
- Readers: Everyone
SenTSR-Bench: Thinking with Injected Knowledge for Time-Series Reasoning
Zelin He, Boran Han, Xiyuan Zhang, Shuai Zhang, Haotian Lin, Qi Zhu, Haoyang Fang, Danielle C. Maddix, Abdul Fatir Ansari, Akash Chandrayan, Abhinav Pradhan, Bernie Wang, Matthew Reimherr
- AISTATS 2026 Poster
- Readers: Everyone
When Does Multimodality Lead to Better Time Series Forecasting?
Xiyuan Zhang, Boran Han, Haoyang Fang, Abdul Fatir Ansari, Shuai Zhang, Danielle C. Maddix, Cuixiong Hu, Andrew Gordon Wilson, Michael W. Mahoney, Hao Wang, Yan Liu, Huzefa Rangwala, George Karypis, Bernie Wang
- Submitted to ICLR 2026
- Readers: Everyone
Understanding the Implicit Biases of Design Choices for Time Series Foundation Models
Annan Yu, Danielle C. Maddix, Boran Han, Xiyuan Zhang, Abdul Fatir Ansari, Oleksandr Shchur, Christos Faloutsos, Andrew Gordon Wilson, Michael W. Mahoney, Bernie Wang
- ICLR 2026 Poster
- Readers: Everyone
Understanding Transformers for Time Series: Rank Structure, Flow-of-ranks, and Compressibility
Annan Yu, Danielle C. Maddix, Boran Han, Xiyuan Zhang, Abdul Fatir Ansari, Oleksandr Shchur, Christos Faloutsos, Andrew Gordon Wilson, Michael W. Mahoney, Bernie Wang
- ICLR 2026 Poster
- Readers: Everyone
MLZero: A Multi-Agent System for End-to-end Machine Learning Automation
Haoyang Fang, Boran Han, Nick Erickson, Xiyuan Zhang, Su Zhou, Anirudh Dagar, Jiani Zhang, Ali Caner Turkmen, Cuixiong Hu, Huzefa Rangwala, Ying Nian Wu, Bernie Wang, George Karypis
- NeurIPS 2025 poster
- Readers: Everyone
Mitra: Mixed Synthetic Priors for Enhancing Tabular Foundation Models
Xiyuan Zhang, Danielle C. Maddix, Junming Yin, Nick Erickson, Abdul Fatir Ansari, Boran Han, Shuai Zhang, Leman Akoglu, Christos Faloutsos, Michael W. Mahoney, Cuixiong Hu, Huzefa Rangwala, George Karypis, Bernie Wang
- NeurIPS 2025 poster
- Readers: Everyone
Enhancing Foundation Models for Time Series Forecasting via Wavelet-based Tokenization
Luca Masserano, Abdul Fatir Ansari, Boran Han, Xiyuan Zhang, Christos Faloutsos, Michael W. Mahoney, Andrew Gordon Wilson, Youngsuk Park, Syama Sundar Rangapuram, Danielle C. Maddix, Bernie Wang
- ICML 2025 poster
- Readers: Everyone
Forecasting Needles in a Time Series Haystack
Derek Qiang Xu, Boran Han, Abdul Fatir Ansari, Xiyuan Zhang, Shuai Zhang, Rahul Sharma, Yizhou Sun, Bernie Wang, Mukul R. Prasad
- Submitted to ICLR 2025
- Readers: Everyone
Enhancing Foundation Models for Time Series Forecasting via Wavelet-based Tokenization
Luca Masserano, Abdul Fatir Ansari, Boran Han, Xiyuan Zhang, Christos Faloutsos, Michael W. Mahoney, Andrew Gordon Wilson, Youngsuk Park, Syama Sundar Rangapuram, Danielle C. Maddix, Bernie Wang
- Submitted to ICLR 2025
- Readers: Everyone

View all 24 publications

Co-Authors

View all 69 co-authors