activity
20242026
collaborators

10 papers

cs.AI2026

Towards Direct Evaluation of Harness Optimizers via Priority Ranking

Kai Tzu-iunn Ong, Minseok Kang, Dongwook Choi +9

Harness optimization enables automated agent creation by having an optimizer agent iteratively update the harness of target agents. Despite its success, current studies evaluate op…

cs.CL2025

PRINCIPLES: Synthetic Strategy Memory for Proactive Dialogue Agents

Namyoung Kim, Kai Tzu-iunn Ong, Yeonjun Hwang +5

Dialogue agents based on large language models (LLMs) have shown promising performance in proactive dialogue, which requires effective strategy planning. However, existing approach…

cs.CL2025

Web Agents with World Models: Learning and Leveraging Environment Dynamics in Web Navigation

Hyungjoo Chae, Namyoung Kim, Kai Tzu-iunn Ong +6

Large language models (LLMs) have recently gained much attention in building autonomous agents. However, the performance of current LLM-based web agents in long-horizon tasks is fa…

cs.CL2025

Towards Lifelong Dialogue Agents via Timeline-based Memory Management

Kai Tzu-iunn Ong, Namyoung Kim, Minju Gwak +6

To achieve lifelong human-agent interaction, dialogue agents need to constantly memorize perceived information and properly retrieve it for response generation (RG). While prior st…

cs.CL2024

Coffee-Gym: An Environment for Evaluating and Improving Natural Language Feedback on Erroneous Code

Hyungjoo Chae, Taeyoon Kwon, Seungjun Moon +7

This paper presents Coffee-Gym, a comprehensive RL environment for training models that provide feedback on code editing. Coffee-Gym includes two major components: (1) Coffee, a da…

cs.AI2024

Large Language Models Are Self-Taught Reasoners: Enhancing LLM Applications via Tailored Problem-Solving Demonstrations

Kai Tzu-iunn Ong, Taeyoon Kwon, Jinyoung Yeo

Guiding large language models with a selected set of human-authored demonstrations is a common practice for improving LLM applications. However, human effort can be costly, especia…