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Sugyeong Eo

11 accepted papers

2025

Mixture-of-Clustered-Experts: Advancing Expert Specialization and Generalization in Instruction Tuning

EMNLP 2025

A sparse Mixture-of-Experts (MoE) architecture has emerged as a highly scalable solution by conditionally activating sub-modules without a proportional increase in computational costs. However, improving expert specialization to enhance performance and generalization remains a challenge for MoE, esp

Cited by 0SourcePDFScholar
2024

Detecting Critical Errors Considering Cross-Cultural Factors in English-Korean Translation

COLING 2024main

Recent machine translation (MT) systems have overcome language barriers for a wide range of users, yet they still carry the risk of critical meaning deviation. Critical error detection (CED) is a task that identifies an inherent risk of catastrophic meaning distortions in the machine translation out…

2024

Length-aware Byte Pair Encoding for Mitigating Over-segmentation in Korean Machine Translation

ACL 2024findings

Byte Pair Encoding is an effective approach in machine translation across several languages. However, our analysis indicates that BPE is prone to over-segmentation in the morphologically rich language, Korean, which can erode word semantics and lead to semantic confusion during training. This semant…

2024

Leveraging Pre-existing Resources for Data-Efficient Counter-Narrative Generation in Korean

COLING 2024main

Counter-narrative generation, i.e., the generation of fact-based responses to hate speech with the aim of correcting discriminatory beliefs, has been demonstrated to be an effective method to combat hate speech. However, its effectiveness is limited by the resource-intensive nature of dataset constr…

2024

Towards Precise Localization of Critical Errors in Machine Translation

ACL 2024findings

The advent of large language models has experienced a remarkable improvement in the field of machine translation. However, machine translation is still vulnerable to critical meaning deviations, which may incur catastrophic issues in social or ethical contexts. In particular, existing critical error…

2023

CHEF in the Language Kitchen: A Generative Data Augmentation Leveraging Korean Morpheme Ingredients

EMNLP 2023long main

Korean morphological variations present unique opportunities and challenges in natural language processing (NLP), necessitating an advanced understanding of morpheme-based sentence construction. The complexity of morphological variations allows for diverse sentence forms based on the syntactic-seman…

Cited by 0SourceScholar
2023

KEBAP: Korean Error Explainable Benchmark Dataset for ASR and Post-processing

EMNLP 2023long main

Automatic Speech Recognition (ASR) systems are instrumental across various applications, with their performance being critically tied to user satisfaction. Conventional evaluation metrics for ASR systems produce a singular aggregate score, which is insufficient for understanding specific system vuln…

Cited by 0SourceScholar
2023

Towards Diverse and Effective Question-Answer Pair Generation from Children Storybooks

ACL 2023findings

Recent advances in QA pair generation (QAG) have raised interest in applying this technique to the educational field. However, the diversity of QA types remains a challenge despite its contributions to comprehensive learning and assessment of children. In this paper, we propose a QAG framework that…

2022

A Dog Is Passing Over The Jet? A Text-Generation Dataset for Korean Commonsense Reasoning and Evaluation

NAACL 2022findings

Recent natural language understanding (NLU) research on the Korean language has been vigorously maturing with the advancements of pretrained language models and datasets. However, Korean pretrained language models still struggle to generate a short sentence with a given condition based on compositio…

2022

QUAK: A Synthetic Quality Estimation Dataset for Korean-English Neural Machine Translation

COLING 2022main

With the recent advance in neural machine translation demonstrating its importance, research on quality estimation (QE) has been steadily progressing. QE aims to automatically predict the quality of machine translation (MT) output without reference sentences. Despite its high utility in the real wor…

Cited by 2SourcePDFScholar
2021

Should we find another model?: Improving Neural Machine Translation Performance with ONE-Piece Tokenization Method without Model Modification

NAACL 2021industry

Most of the recent Natural Language Processing(NLP) studies are based on the Pretrain-Finetuning Approach (PFA), but in small and medium-sized enterprises or companies with insufficient hardware there are many limitations to servicing NLP application software using such technology due to slow speed…

Cited by 36SourcePDFScholar