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Hyeongu Yun

5 accepted papers

2025

Ko-LongRAG: A Korean Long-Context RAG Benchmark Built with a Retrieval-Free Approach

EMNLP 2025

The rapid advancement of large language models (LLMs) significantly enhances long-context Retrieval-Augmented Generation (RAG), yet existing benchmarks focus primarily on English. This leaves low-resource languages without comprehensive evaluation frameworks, limiting their progress in retrieval-bas

2025

MANTA: A Scalable Pipeline for Transmuting Massive Web Corpora into Instruction Datasets

EMNLP 2025

We introduce MANTA, an automated pipeline that generates high-quality large-scale instruction fine-tuning datasets from massive web corpora while preserving their diversity and scalability. By extracting structured syllabi from web documents and leveraging high-performance LLMs, our approach enables

2024

Investigating the Effectiveness of Task-Agnostic Prefix Prompt for Instruction Following

AAAI 2024technical

In this paper, we present our finding that prepending a Task-Agnostic Prefix Prompt (TAPP) to the input improves the instruction-following ability of various Large Language Models (LLMs) during inference. TAPP is different from canonical prompts for LLMs in that it is a fixed prompt prepended to the…

Cited by 72SourcePDFScholar
2024

ListT5: Listwise Reranking with Fusion-in-Decoder Improves Zero-shot Retrieval

ACL 2024long

We propose ListT5, a novel reranking approach based on Fusion-in-Decoder (FiD) that handles multiple candidate passages at both train and inference time. We also introduce an efficient inference framework for listwise ranking based on m-ary tournament sort with output caching. We evaluate and compar…

2023

PR-MCS: Perturbation Robust Metric for MultiLingual Image Captioning

EMNLP 2023long findings

Vulnerability to lexical perturbation is a critical weakness of automatic evaluation metrics for image captioning. This paper proposes Perturbation Robust Multi-Lingual CLIPScore(PR-MCS), which exhibits robustness to such perturbations, as a novel reference-free image captioning metric applicable to…

Cited by 0SourceScholar