Xian Li

Principal Researcher, Facebook AI

Joined

July 2019

Names

Xian Li

Emails

****@fb.com (Confirmed)

****@meta.com (Confirmed)

Personal Links

Google Scholar

DBLP

ACL Anthology

Career & Education History

Principal Researcher

Facebook AI (fb.com)

2017 – Present

PhD student

Rensselaer Polytechnic Institute (rpi.edu)

2009 – 2013

Advisors, Relations & Conflicts

PhD Advisor

James Hendler

2019 – 2023

Expertise

deep learning

natural language processing

machine learning

machine translation

Present

Publications

The Era of Real-World Human Interaction: RL from User Conversations
Chuanyang Jin, Jing Xu, Bo Liu, Leitian Tao, Olga Golovneva, Tianmin Shu, Wenting Zhao, Xian Li, Jason E Weston
- ICLR 2026 Workshop DATA-FM
- Readers: Everyone
The Era of Real-World Human Interaction: RL from User Conversations
Chuanyang Jin, Jing Xu, Bo Liu, Leitian Tao, Olga Golovneva, Tianmin Shu, Wenting Zhao, Xian Li, Jason E Weston
- HCAIR 2026
- Readers: Everyone
The Era of Real-World Human Interaction: RL from User Conversations
Chuanyang Jin, Jing Xu, Bo Liu, Leitian Tao, Olga Golovneva, Tianmin Shu, Wenting Zhao, Xian Li, Jason E Weston
- Submitted to ICLR 2026
- Readers: Everyone
Bridging Offline and Online Reinforcement Learning for LLMs
Jack Lanchantin, Angelica Chen, Janice Lan, Xian Li, Swarnadeep Saha, Tianlu Wang, Jing Xu, Ping Yu, Weizhe Yuan, Jason E Weston, Sainbayar Sukhbaatar, Ilia Kulikov
- Submitted to ICLR 2026
- Readers: Everyone
Scaling Agent Learning via Experience Synthesis
Zhaorun Chen, Zhuokai Zhao, Kai Zhang, Bo Liu, Qi Qi, Yifan Wu, Tarun Kalluri, Xuefei Cao, Yuanhao Xiong, Haibo Tong, Huaxiu Yao, Hengduo Li, Jiacheng Zhu, Xian Li, Dawn Song, Bo Li, Jason E Weston, Dat Huynh
- ICLR 2026 Poster
- Readers: Everyone
J1: Incentivizing Thinking in LLM-as-a-Judge via Reinforcement Learning
Chenxi Whitehouse, Tianlu Wang, Ping Yu, Xian Li, Jason E Weston, Ilia Kulikov, Swarnadeep Saha
- ICLR 2026 Poster
- Readers: Everyone
Agent Learning via Early Experience
Kai Zhang, Xiangchao Chen, Bo Liu, Tianci Xue, Zeyi Liao, Zhihan Liu, Xiyao Wang, Yuting Ning, Zhaorun Chen, Xiaohan Fu, Jian Xie, Yuxuan Sun, Boyu Gou, Qi Qi, Zihang Meng, Jianwei Yang, Ning Zhang, Xian Li, Ashish Shah, Dat Huynh et al. (10 additional authors not shown)
- Submitted to ICLR 2026
- Readers: Everyone
LLM Pretraining with Continuous Concepts
Jihoon Tack, Jack Lanchantin, Jane Yu, Andrew Cohen, Ilia Kulikov, Janice Lan, Shibo Hao, Yuandong Tian, Jason E Weston, Xian Li
- ICLR 2026 Poster
- Readers: Everyone
NaturalThoughts: Selecting and Distilling Reasoning Traces for General Reasoning Tasks
Yang Li, Youssef Emad, Karthik Padthe, Jack Lanchantin, Weizhe Yuan, Thao Nguyen, Jason E Weston, Shang-Wen Li, Dong Wang, Ilia Kulikov, Xian Li
- NeurIPS 2025 ER Workshop
- Readers: Everyone
LLM Pretraining with Continuous Concepts
Jihoon Tack, Jack Lanchantin, Jane Yu, Andrew Cohen, Ilia Kulikov, Janice Lan, Shibo Hao, Yuandong Tian, Jason E Weston, Xian Li
- Mech Interp Workshop (NeurIPS 2025) Poster
- Readers: Everyone

View all 34 publications

Co-Authors

View all 128 co-authors