activity
20242026
collaborators

6 papers

cs.CL2026

DALDALL: Data Augmentation for Lexical and Semantic Diverse in Legal Domain by leveraging LLM-Persona

Janghyeok Choi, Jaewon Lee, Sungzoon Cho

Data scarcity remains a persistent challenge in low-resource domains. While existing data augmentation methods leverage the generative capabilities of large language models (LLMs)…

cs.CL2026

SpecExtend: A Drop-in Enhancement for Speculative Decoding of Long Sequences

Jungyoub Cha, Hyunjong Kim, Sungzoon Cho

Speculative decoding is a widely used technique for accelerating inference in large language models (LLMs), but its performance degrades as input length grows, with significant dro…

cs.CL2025

EXPERT: An Explainable Image Captioning Evaluation Metric with Structured Explanations

Hyunjong Kim, Sangyeop Kim, Jongheon Jeong +2

Recent advances in large language models and vision-language models have led to growing interest in explainable evaluation metrics for image captioning. However, these metrics gene…

cs.CL2025

KMI: A Dataset of Korean Motivational Interviewing Dialogues for Psychotherapy

Hyunjong Kim, Suyeon Lee, Yeongjae Cho +4

The increasing demand for mental health services has led to the rise of AI-driven mental health chatbots, though challenges related to privacy, data collection, and expertise persi…

cs.CV2025

Do You Keep an Eye on What I Ask? Mitigating Multimodal Hallucination via Attention-Guided Ensemble Decoding

Yeongjae Cho, Keonwoo Kim, Taebaek Hwang +1

Recent advancements in Large Vision-Language Models (LVLMs) have significantly expanded their utility in tasks like image captioning and visual question answering. However, they st…

cs.CV2024

Pretraining Vision-Language Model for Difference Visual Question Answering in Longitudinal Chest X-rays

Yeongjae Cho, Taehee Kim, Heejun Shin +2

Difference visual question answering (diff-VQA) is a challenging task that requires answering complex questions based on differences between a pair of images. This task is particul…