Sihao Chen

Researcher, Microsoft

Joined

July 2019

Names

Sihao Chen (Preferred)

Emails

****@cis.upenn.edu (Confirmed)

****@seas.upenn.edu (Confirmed)

****@microsoft.com (Confirmed)

Personal Links

Career & Education History

Researcher

Microsoft (microsoft.com)

2024 – Present

PhD student

University of Pennsylvania (cis.upenn.edu)

2019 – 2024

Intern

Tencent AI Lab (tencent.com)

2023 – 2023

Advisors, Relations & Conflicts

PhD Advisor

Dan Roth

Present

Expertise

Information Retrieval

Present

Machine Learning

Present

Natural Language Processing

2019 – Present

Publications

Talking Point based Ideological Discourse Analysis in News Events
Nishanth Sridhar Nakshatri, Nikhil Mehta, Siyi Liu, Sihao Chen, Daniel Hopkins, Dan Roth, Dan Goldwasser
- Findings of the Association for Computational Linguistics: ACL 2025
- Readers: Everyone
Experiential Reinforcement Learning
Taiwei Shi, Sihao Chen, Bowen Jiang, Linxin Song, Longqi Yang, Jieyu Zhao
- LLA 2026 Poster
- Readers: Everyone
DP-RFT: Learning to Generate Synthetic Text via Differentially Private Reinforcement Fine-tuning
Fangyuan Xu, Sihao Chen, Zinan Lin, Taiwei Shi, Sydney Graham, Pei Zhou, Mengting Wan, Alexander Stein, Virginia Estellers, Charles Chen, Tadas Baltrusaitis, Richard Speyer, Jennifer Neville, Eunsol Choi, Longqi Yang
- Submitted to ICLR 2026
- Readers: Everyone
Revela: Dense Retriever Learning via Language Modeling
Fengyu Cai, Tong Chen, Xinran Zhao, Sihao Chen, Hongming Zhang, Tongshuang Wu, Iryna Gurevych, Heinz Koeppl
- ICLR 2026 Oral
- Readers: Everyone
Know Me, Respond to Me: Benchmarking LLMs for Dynamic User Profiling and Personalized Responses at Scale
Bowen Jiang, Zhuoqun Hao, Young Min Cho, Bryan Li, Yuan Yuan, Sihao Chen, Lyle Ungar, Camillo Jose Taylor, Dan Roth
- NeurIPS 2025 LLM Evaluation Workshop Poster
- Readers: Everyone
WildFeedback: Aligning LLMs With In-situ User Interactions And Feedback
Taiwei Shi, Zhuoer Wang, Longqi Yang, Ying-Chun Lin, Zexue He, Mengting Wan, Pei Zhou, Sujay Kumar Jauhar, Sihao Chen, Shan Xia, Hongfei Zhang, Jieyu Zhao, Xiaofeng Xu, Xia Song, Jennifer Neville
- ICLR 2026 Conference Withdrawn Submission
- Readers: Everyone
Struct-Bench: A Benchmark for Differentially Private Structured Text Generation
Shuaiqi Wang, Vikas Raunak, Arturs Backurs, Victor Reis, Pei Zhou, Sihao Chen, Longqi Yang, Zinan Lin, Sergey Yekhanin, Giulia Fanti
- NeurIPS 2025 Datasets and Benchmarks Track poster
- Readers: Everyone
Know Me, Respond to Me: Benchmarking LLMs for Dynamic User Profiling and Personalized Responses at Scale
Bowen Jiang, Zhuoqun Hao, Young Min Cho, Bryan Li, Yuan Yuan, Sihao Chen, Lyle Ungar, Camillo Jose Taylor, Dan Roth
- COLM 2025
- Readers: Everyone
On Reference (In-)Determinacy in Natural Language Inference
Sihao Chen, Chaitanya Malaviya, Alex Fabrikant, Hagai Taitelbaum, Tal Schuster, Senaka Buthpitiya, Dan Roth
- NAACL (Findings) 2025
- Readers: Everyone
Beyond Relevance: Evaluate and Improve Retrievers on Perspective Awareness
Xinran Zhao, Tong Chen, Sihao Chen, Hongming Zhang, Tongshuang Wu
- COLM
- Readers: Everyone

View all 45 publications

Co-Authors

View all 112 co-authors