collaborators

7 papers

cs.LG2026

Conceptors for Semantic Steering

Ilias Triantafyllopoulos, Young-Min Cho, Ren Tao +6

Activation-based steering provides control of LLM behavior at inference time, but the dominant paradigm reduces each concept to a single direction whose geometry is left largely un…

cs.CL2026

A Concise Agent is Less Expert: Revealing Side Effects of Using Style Features on Conversational Agents

Young-Min Cho, Yuan Yuan, Sharath Chandra Guntuku +1

Style features such as friendly, helpful, or concise are widely used in prompts to steer the behavior of Large Language Model (LLM) conversational agents, yet their unintended side…

cs.CL2025

Culturally-Aware Conversations: A Framework & Benchmark for LLMs

Shreya Havaldar, Sunny Rai, Young-Min Cho +1

Existing benchmarks that measure cultural adaptation in LLMs are misaligned with the actual challenges these models face when interacting with users from diverse cultural backgroun…

cs.AI2025

Beyond the Strongest LLM: Multi-Turn Multi-Agent Orchestration vs. Single LLMs on Benchmarks

Aaron Xuxiang Tian, Ruofan Zhang, Jiayao Tang +12

We study multi-turn multi-agent orchestration, where multiple large language model (LLM) agents interact over multiple turns by iteratively proposing answers or casting votes until…

cs.MA2025

Herd Behavior: Investigating Peer Influence in LLM-based Multi-Agent Systems

Young-Min Cho, Sharath Chandra Guntuku, Lyle Ungar

Recent advancements in Large Language Models (LLMs) have enabled the emergence of multi-agent systems where LLMs interact, collaborate, and make decisions in shared environments. W…

cs.CY2025

Cross-Cultural Differences in Mental Health Expressions on Social Media

Sunny Rai, Khushi Shelat, Devansh R Jain +6

Culture moderates the way individuals perceive and express mental distress. Current understandings of mental health expressions on social media, however, are predominantly derived…