collaborators

10 papers

cs.CL2026

Do AI Personas Grow? Analyzing and Benchmarking Personality Evolution in LLM Agents After Life Events

Ming Wang, Peidong Wang, Xiaocui Yang +4

Personality-conditioned LLM agents (PC-Agents) are increasingly used in emotional support, social simulation, and role-playing, motivating the development of lifelong agents that r…

cs.CL2026

MIThinker: A Plug-and-Play Policy-Optimized Thinker For Motivational Interviewing Counseling

Yizhe Yang, Palakorn Achananuparp, Heyan Huang +2

Reasoning large language models (LLMs) have recently made much progress in complex problem-solving, leveraging internal reasoning (or thought) to guide their solution generation. H…

cs.CL2026

DialToM: A Theory of Mind Benchmark for Forecasting State-Driven Dialogue Trajectories

Neemesh Yadav, Palakorn Achananuparp, Jing Jiang +1

We introduce DialToM, an annotated Theory of Mind (ToM) benchmark built from naturalistic human-human dialogues using a multiple-choice evaluation framework. Concurrent with recent…

cs.CL2026

VerifyMAS: Hypothesis Verification for Failure Attribution in LLM Multi-Agent Systems

Hezhe Qiao, Hanghang Tong, Ee-Peng Lim +2

Large language model-driven multi-agent systems (LLM-MAS) excel at complex tasks, yet unreliable agents remain a key bottleneck to system-level reliability. Automatic failure attri…

cs.CL2026

MHSafeEval: Role-Aware Interaction-Level Evaluation of Mental Health Safety in Large Language Models

Suhyun Lee, Palakorn Achananuparp, Neemesh Yadav +2

Large language models (LLMs) are increasingly explored as scalable tools for mental health counseling, yet evaluating their safety remains challenging due to the interactional and…

cs.CY2025

Leveraging Large Language Models for Career Mobility Analysis: A Study of Gender, Race, and Job Change Using U.S. Online Resume Profiles

Palakorn Achananuparp, Ye Xu, Yao Lu +2

We present a large-scale analysis of career mobility of college-educated U.S. workers using online resume profiles to investigate how gender, race, and job change options are assoc…