collaborators

6 papers

cs.CV2026

DQE-CIR: Distinctive Query Embeddings through Learnable Attribute Weights and Target Relative Negative Sampling in Composed Image Retrieval

Geon Park, Ji-Hoon Park, Seong-Whan Lee

Composed image retrieval (CIR) addresses the task of retrieving a target image by jointly interpreting a reference image and a modification text that specifies the intended change.…

cs.CL2025

Multi-stage Prompt Refinement for Mitigating Hallucinations in Large Language Models

Jung-Woo Shim, Yeong-Joon Ju, Ji-Hoon Park +1

Recent advancements in large language models (LLMs) have shown strong performance in natural language understanding and generation tasks. However, LLMs continue to encounter challe…

cs.CL2025

CPR: Mitigating Large Language Model Hallucinations with Curative Prompt Refinement

Jung-Woo Shim, Yeong-Joon Ju, Ji-Hoon Park +1

Recent advancements in large language models (LLMs) highlight their fluency in generating responses to diverse prompts. However, these models sometimes generate plausible yet incor…

cs.CL2025

KiC: Keyword-inspired Cascade for Cost-Efficient Text Generation with LLMs

Woo-Chan Kim, Ji-Hoon Park, Seong-Whan Lee

Large language models (LLMs) have demonstrated state-of-the-art performance across a wide range of natural language processing tasks. However, high-performing models are typically…

cs.CL2025

GRAIL: Gradient-Based Adaptive Unlearning for Privacy and Copyright in LLMs

Kun-Woo Kim, Ji-Hoon Park, Ju-Min Han +1

Large Language Models (LLMs) trained on extensive datasets often learn sensitive information, which raises significant social and legal concerns under principles such as the "Right…

cs.CL2025

SUGAR: Leveraging Contextual Confidence for Smarter Retrieval

Hanna Zubkova, Ji-Hoon Park, Seong-Whan Lee

Bearing in mind the limited parametric knowledge of Large Language Models (LLMs), retrieval-augmented generation (RAG) which supplies them with the relevant external knowledge has…