Maxwell A Xu

Researcher, Google Research, Google

PhD student, Computer Science, University of Illinois at Urbana-Champaign

Joined

September 2021

Names

Maxwell A Xu (Preferred)

Maxwell Xu

Emails

****@gatech.edu (Confirmed)

****@gmail.com (Confirmed)

****@illinois.edu (Confirmed)

****@google.com (Confirmed)

Personal Links

Homepage

Google Scholar

Career & Education History

Researcher

Google Research, Google (google.com)

2026 – Present

PhD student

Computer Science, University of Illinois at Urbana-Champaign (illinois.edu)

2020 – 2026

MS student

Computer Science, Georgia Institute of Technology (gatech.edu)

2020 – 2023

Undergrad student

Biomedical Engineering, Johns Hopkins University (jhu.edu)

2016 – 2019

Advisors, Relations & Conflicts

PhD Advisor

James Matthew Rehg

2020 – 2026

Expertise

self-supervised learning

Present

time-series

Present

biosignals

Present

foundation models

Present

Publications

TS-Haystack: A Multi-Scale Retrieval Benchmark for Time Series Language Models
Nicolas Zumarraga, Thomas Kaar, Ning Wang, Maxwell A Xu, Max Rosenblattl, Markus Kreft, Kevin O'Sullivan, Paul Schmiedmayer, Patrick Langer, Robert Jakob
- ICLR 2026 TSALM Workshop Poster
- Readers: Everyone
Self-supervised Learning for Incomplete Multimodal Wearable Sensor Data
Maxwell A Xu, Girish Narayanswamy, Kumar Ayush, Dimitris Spathis, Samuel Aaron Solomon, Shun Liao, Shyam A. Tailor, Ahmed Metwally, A. Ali Heydari, Yuwei Zhang, Jake Garrison, Samy Abdel-Ghaffar, Xuhai Xu, Ken Gu, Jacob Sunshine, Ming-Zher Poh, Yun Liu, Tim Althoff, Shrikanth Narayanan, Pushmeet Kohli et al. (6 additional authors not shown)
- Submitted to ICLR 2026
- Readers: Everyone
OpenTSLM: Time-Series Language Models for Reasoning over Multivariate Medical Text- and Time-Series Data
Patrick Langer, Thomas Kaar, Max Rosenblattl, Maxwell A Xu, Winnie Chow, Martin Maritsch, Aradhana Verma, Brian Han, Daniel Seung Kim, Henry Chubb, Scott R. Ceresnak, Aydin Zahedivash, Alexander T Sandhu, Fatima Rodriguez, Daniel McDuff, Elgar Fleisch, Oliver Oppers Aalami, Filipe Barata, Paul Schmiedmayer
- Submitted to ICLR 2026
- Readers: Everyone
Leveraging Shared Prototypes for a Multimodal Pulse Motion Foundation Model
Wanting Mao, Maxwell A Xu, Harish Haresamudram, Mithun Saha, Santosh Kumar, James Matthew Rehg
- Submitted to ICLR 2026
- Readers: Everyone
Self-Supervised Dynamical System Representations for Physiological Time-Series
Yenho Chen, Maxwell A Xu, James Matthew Rehg, Christopher John Rozell
- Submitted to ICLR 2026
- Readers: Everyone
SensorLM: Learning the Language of Wearable Sensors
Yuwei Zhang, Kumar Ayush, Siyuan Qiao, A. Ali Heydari, Girish Narayanswamy, Maxwell A Xu, Ahmed Metwally, Jinhua Xu, Jake Garrison, Xuhai Xu, Tim Althoff, Yun Liu, Pushmeet Kohli, Jiening Zhan, Mark Malhotra, Shwetak Patel, Cecilia Mascolo, Xin Liu, Daniel McDuff, Yuzhe Yang
- NeurIPS 2025 poster
- Readers: Everyone
RADAR: Benchmarking Language Models on Imperfect Tabular Data
Ken Gu, Zhihan Zhang, Kate Lin, Yuwei Zhang, Akshay Paruchuri, Hong Yu, Mehran Kazemi, Kumar Ayush, A. Ali Heydari, Maxwell A Xu, Yun Liu, Ming-Zher Poh, Yuzhe Yang, Mark Malhotra, Shwetak Patel, Hamid Palangi, Xuhai Xu, Daniel McDuff, Tim Althoff, Xin Liu
- NeurIPS 2025 Datasets and Benchmarks Track poster
- Readers: Everyone
RelCon: Relative Contrastive Learning for a Motion Foundation Model for Wearable Data
Maxwell A Xu, Jaya Narain, Gregory Darnell, Haraldur T Hallgrimsson, Hyewon Jeong, Darren Forde, Richard Andres Fineman, Karthik Jayaraman Raghuram, James Matthew Rehg, Shirley You Ren
- ICLR 2025 Poster
- Readers: Everyone
Towards Time-Series Reasoning with LLMs
Winnie Chow, Lauren E. Gardiner, Haraldur T Hallgrimsson, Maxwell A Xu, Shirley You Ren
- NeurIPS 2024 TSALM Workshop Oral
- Readers: Everyone
REBAR: Retrieval-Based Reconstruction for Time-series Contrastive Learning
Maxwell Xu, Alexander Moreno, Hui Wei, Benjamin Marlin, James Matthew Rehg
- ICLR 2024 poster
- Readers: Everyone

View all 13 publications

Co-Authors

View all 79 co-authors