collaborators

18 papers

cs.CY2026

EduClaw-Bench: A Long-Horizon Benchmark for Pedagogical LLM Agents with Simulated Learners

Unggi Lee, Sookbun Lee, Yeil Jeong +3

Large language models (LLMs) power educational applications from tutoring to essay scoring, but each is a point solution to a single task, and only recently have these point soluti…

cs.CL2026

Not the Dimension, the Norm: What Matters in Gradient-Free Weight Perturbation of Language Models

Taeyeong Kim, Ahhyun Kim, TaeHyeon Kim +1

Adapting a language model to a task no longer requires training all of its weights, and a line of parameter-efficient methods has driven the trainable count from billions down to a…

cs.CL2026

TeachObs: A Human-Validated Benchmark for Multimodal Teaching Observation and Model Evaluation

Yeil Jeong, Youngjin Yoo, Jiyoung Bae +5

Classroom videos contain observable teaching practices, but their pedagogical and visual signals are rarely organized in forms suitable for model evaluation. We present \textit{Tea…

cs.CY2026

Reinforcement Learning for Special Education: Aligning LLM Tutors to Diverse Learners through Disability-Adaptive Training

Unggi Lee, Jihoi Na, Yeil Jeong +2

Large language models are increasingly deployed as intelligent tutors, yet research on aligning them for special education remains absent. Recent work has applied reinforcement lea…

cs.CY2026

The Tutoring Effectiveness Index: Predicting LLM Math Tutor Quality from Four Conversation Signals

Shim Jaechang, Unggi Lee

Aligning large language models (LLMs) as math tutors typically demands costly reinforcement-learning (RL) training and external LLM judges. We ask whether a frozen model's internal…

cs.AI2026

BuddyBench: A Privacy-Constrained Multi-Task Benchmark for Pediatric Social-Communication Personalization

Jeyeon Eo, Joo Young Kim, Ran Ju +2

BuddyBench introduces a privacy-constrained multi-task benchmark for pediatric social-communication personalization. Unlike existing neurodevelopmental repositories that primarily…