Publications & Preprints

(* indicates equal contributions; # indicates correspondence.)

Publications

• ShapleyLaw: A Game-Theoretic Approach to Multilingual Scaling Laws.
  • Xuyang Cao*, Qianying Liu*, Chuan Xiao, Yusuke Oda, Jiayi Wang, Pontus Stenetorp, Daisuke Kawahara, Makoto Onizuka, Sadao Kurohashi, Shuyuan Zheng#
  • EMNLP 2026 (Main)
  • [Paper]
• Mechanistic Diagnostics of Spatial Lexical Bias in Multimodal Large Language Model Spatial Reasoning.
  • Chuang Ma, Qianying Liu#, Tomoyuki Obuchi, Fei Cheng, Wang Yang, Sudong Cai, Shuyuan Zheng, Akiko Aizawa, Sadao Kurohashi
  • EMNLP 2026 (Main)
  • [Paper]
• Toward Principled Flexible Scaling for Self-Gated Neural Activation.
  • Sudong Cai, Shuyuan Zheng#, Bingzhi Chen, Shuai Yuan, Chuan Xiao, Jianbin Qin, Bing Wang#
  • ICLR 2026
  • [Paper] [Code]
• Seven Security Challenges in Cross-domain Multi-agent LLM Systems.
  • Ronny Ko, Jiseong Jeong, Shuyuan Zheng, Chuan Xiao, Tae-Wan Kim, Makoto Onizuka, Won-Yong Shin
  • npj Artificial Intelligence
  • [Paper]
• Legal Fact Prediction: The Missing Piece in Legal Judgment Prediction.
  • Junkai Liu*, Yujie Tong*, Hui Huang, Bowen Zheng, Yiran Hu, Peicheng Wu, Chuan Xiao, Makoto Onizuka, Muyun Yang#, Shuyuan Zheng#
  • EMNLP 2025 (Main)
  • [Paper] [Code]
• Privacy-Enhanced Database Synthesis for Benchmark Publishing.
  • Yunqing Ge, Jianbin Qin#, Shuyuan Zheng#, Yongrui Zhong, Bo Tang, Yu-Xuan Qiu, Rui Mao, Ye Yuan, Makoto Onizuka, Chuan Xiao
  • VLDB 2025
  • [Paper] [Code]
• Language‑Bias‑Resilient Visual Question Answering via Adaptive Multi‑Margin Collaborative Debiasing.
  • Huanjia Zhu, Shuyuan Zheng, Yishu Liu, Sudong Cai, Bingzhi Chen
  • NeurIPS 2025
• Reinforcement Learning with Argument-Structured Reward for Court Decision Abstractive Summarization
  • Yuntao Kong, Ye Xiong, Shuyuan Zheng, Ken Satoh
  • JURIX 2025 (Short)
• Shall We Team Up: Exploring Spontaneous Cooperation of Competing LLM Agents.
  • Zengqing Wu*, Run Peng*, Shuyuan Zheng#, Qianying Liu, Xu Han, Brian Inhyuk Kwon, Makoto Onizuka, Shaojie Tang, Chuan Xiao#
  • EMNLP 2024 (Findings)
  • [Paper] [Code]
• Secure Shapley Value for Cross-Silo Federated Learning.
  • Shuyuan Zheng, Yang Cao, Masatoshi Yoshikawa
  • VLDB 2023
  • [Paper] [Code]
• Using Differential Privacy to Define Personal, Anonymous, and Pseudonymous Data.
  • Tao Huang, Shuyuan Zheng#
  • IEEE Access, 2023
  • [Paper]
• FL-Market: Trading Private Models in Federated Learning.
  • Shuyuan Zheng, Yang Cao, Masatoshi Yoshikawa, Huizhong Li, Yan Qiang
  • IEEE BigData 2022
  • Top-10 Best Paper, Best Student Paper Finalist
  • [Paper] [Code]
• Diversity-Oriented Route Planning for Tourists.
  • Wei Kun Kong, Shuyuan Zheng, Minh Le Nguyen, Qiang Ma
  • DEXA 2022
• Money Cannot Buy Everything: Trading Mobile Data with Controllable Privacy Loss.
  • Shuyuan Zheng, Yang Cao, Masatoshi Yoshikawa
  • MDM 2020
  • [Paper] [Code]

Preprints

• Data Overvaluation Attack and Truthful Data Valuation in Federated Learning.
  • Shuyuan Zheng, Sudong Cai, Chuan Xiao, Yang Cao, Jianbin Qin, Masatoshi Yoshikawa, Makoto Onizuka
  • [Paper]
• Smart Agent-Based Modeling: On the Use of Large Language Models in Computer Simulations.
  • Zengqing Wu, Run Peng, Xu Han, Shuyuan Zheng, Yixin Zhang, Chuan Xiao
  • [Paper]