Chengchun Shi
Scholar

Chengchun Shi

Google Scholar ID: dDGy3N0AAAAJ
London School of Economics and Political Science
Large Language ModelsReinforcement LearningStatistics
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Citations & Impact
All-time
Citations
1,528
 
H-index
21
 
i10-index
36
 
Publications
20
 
Co-authors
83
list available
Contact
No contact links provided.
Publications
24 items
Reinforcement Learning from Human Feedback: A Statistical Perspective
2026
Cited
0
Demystifying Group Relative Policy Optimization: Its Policy Gradient is a U-Statistic
2026
Cited
0
A Difference-in-Difference Approach to Detecting AI-Generated Images
2026
Cited
0
Designing Time Series Experiments in A/B Testing with Transformer Reinforcement Learning
2026
Cited
0
Learn-to-Distance: Distance Learning for Detecting LLM-Generated Text
2026
Cited
1
Double Fairness Policy Learning: Integrating Action Fairness and Outcome Fairness in Decision-making
2026
Cited
0
Detecting LLM-Generated Text with Performance Guarantees
arXiv.org · 2026
Cited
2
ReDiF: Reinforced Distillation for Few Step Diffusion
2025
Cited
0
Resume (English only)
Co-authors
83 total
Rui Song
Rui Song
North Carolina State University
Co-author 2
Co-author 2
Hongtu Zhu
Hongtu Zhu
Kenan Distinguished Professor, The University of North Carolina at Chapel Hill
Co-author 4
Co-author 4
Lexin Li
Lexin Li
Professor of Biostatistics, University of California, Berkeley
Co-author 6
Co-author 6
Jin Zhu
Jin Zhu
School of Mathematics, University of Birmingham
Zhenke Wu
Zhenke Wu
Associate Professor of Biostatistics (with tenure), University of Michigan