collaborators

5 papers

cs.AI2026

Agents' Last Exam

Yiyou Sun, Xinyang Han, Weichen Zhang +306

Recent AI systems have achieved strong results on a wide range of benchmarks, yet these gains have not translated into economically meaningful deployment across many professional d…

cs.LG2026

GSS: Gated Subspace Steering for Selective Memorization Mitigation in LLMs

Xuanqi Zhang, Haoyang Shang, Xiaoxiao Li

Large language models (LLMs) can memorize and reproduce training sequences verbatim -- a tendency that undermines both generalization and privacy. Existing mitigation methods apply…

cs.HC2025

Love First, Know Later: Persona-Based Romantic Compatibility Through LLM Text World Engines

Haoyang Shang, Zhengyang Yan, Xuan Liu

We propose Love First, Know Later: a paradigm shift in computational matching that simulates interactions first, then assesses compatibility. Instead of comparing static profiles,…

cs.CY2025

Mutual Wanting in Human--AI Interaction: Empirical Evidence from Large-Scale Analysis of GPT Model Transitions

HaoYang Shang, Xuan Liu

The rapid evolution of large language models (LLMs) creates complex bidirectional expectations between users and AI systems that are poorly understood. We introduce the concept of…

cs.AI2025

CoBRA: Programming Cognitive Bias in Social Agents Using Classic Social Science Experiments

Xuan Liu, Haoyang Shang, Haojian Jin

This paper introduces CoBRA, a novel toolkit for systematically specifying agent behavior in LLM-based social simulation. We found that conventional approaches that specify agent b…