Education/Experience
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Yonsei University, South Korea
Ph.D. Candidate in Computer Science (Advisor: Prof. Kyong-Ho Lee)
Sep. 2019 - Present
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Republic of Korea Army, South Korea
Commissioned Officer (Platoon Leader)
Mar. 2017 - Jun. 2019
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Pusan National University, South Korea
B.S. in Computer Science and Engineering
Mar. 2013 - Feb. 2017
Publications
International
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[15] FLOW: Complex Fact-Checking through Linking Implicit and Explicit Claims with Large Language Model Reasoning
Heeyeon Koo, Donghyun Kim, Hyojun Choi, and Kyong-Ho Lee
Under Review
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[14] R4KGV: Retrieval-Augmented Knowledge Graph Validation with Large Language Models
Donghyun Kim, Hyeongjun Yang, Chanhee Lee, Seokju Hwang, and Kyong-Ho Lee
Under Review
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[13] Reliable Distillation of Recommendation Rationales from Large Language Models for Conversational Recommendation
Hyeongjun Yang, Donghyun Kim, Kyuhwan Yeom, Kyong-Ho Lee, Byungkook Oh, and Xiongnan Jin
Under Review
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[12] FineESC: Fine-Grained Emotional Support Conversation with Turn-level Importance Modeling via Subquestion Reasoning
Seokju Hwang, Midan Shim, Yeseul Gong, Donghyun Kim, and Kyong-Ho Lee
Under Review
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[11] LLM-Assisted Ontology Restriction Verification with Clustering-based Description Generation
Seungyeon Kim, Donghyun Kim, Seokju Hwang, Kyong-Ho Lee, and Kyunghwa Lee
IEEE Access, 2025
[LINK]
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[10] Active Learning Framework for Improving Knowledge Graph Accuracy
Donghyun Kim, Hyeongjun Yang, Seokju Hwang, Kyuhwan Yeom, Midan Shim, and Kyong-Ho Lee
IEEE Access, 2025
[LINK]
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[9] CoreSense: Social Commonsense Knowledge-Aware Context Refinement for Conversational Recommender System
Hyeongjun Yang, Donghyun Kim, Gayeon Park, Kyuhwan Yeom, and Kyong-Ho Lee
IEEE Transactions on Knowledge and Data Engineering, 2025
[LINK]
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[8] Optimizing Training Data for Persona-Grounded Dialogue via Synthetic Label Augmentation
Chanhee Lee, Donghyun Kim, Wongyu Kim, Kyungchan Lee, Youbin Ahn, Kyong-Ho Lee, Donghoon Shin, and Yeonsoo Lee
Expert Systems With Applications, 2025
[LINK]
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[7] Multi-Domain Dialogue State Tracking via Dual Dynamic Graph with Hierarchical Slot Selector
Yeseul Gong, Heeseon Kim, Seokju Hwang, Donghyun Kim, and Kyong-Ho Lee
Knowledge-Based Systems, 2025
[LINK]
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[6] Dialogue Act-based Partner Persona Extraction for Consistent Personalized Response Generation
Kyungchan Lee, Chanhee Lee, Donghyun Kim, and Kyong-Ho Lee
Expert Systems With Applications, 2024
[LINK]
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[5] Active Learning for Cross-sentence N-ary Relation Extraction
Seungmin Seo, Byungkook Oh, Jeongbeom Jeoung, Donghyun Kim, Kyong-Ho Lee, Donghoon Shin, and Yeonsoo Lee
Information Sciences, 2023
[LINK]
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[4] Persona Expansion with Commonsense Knowledge for Diverse and Consistent Response Generation
Donghyun Kim, Youbin Ahn, Wongyu Kim, Chanhee Lee, Kyungchan Lee, Kyong-Ho Lee, Jeonguk Kim, Donghoon Shin, and Yeonsoo Lee
EACL 2023 [LINK]
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[3] Concept-based Persona Expansion for Improving Diversity of Persona-Grounded Dialogue
Donghyun Kim, Youbin Ahn, Chanhee Lee, Wongyu Kim, Kyong-Ho Lee, Donghoon Shin, and Yeonsoo Lee
EACL 2023 [LINK]
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[2] Emp-RFT: Empathetic Response Generation via Recognizing Feature Transitions between Utterances
Wongyu Kim, Youbin Ahn, Donghyun Kim, and Kyong-Ho Lee
NAACL 2022 [LINK]
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[1] Active Learning on Pre-trained Language Model with Task-Independent Triplet Loss
Seungmin Seo, Donghyun Kim, Youbin Ahn, and Kyong-Ho Lee
AAAI 2022 [LINK]
Domestic
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[2] Ontology-based Fact Checking for Verification of Defense Domain Sentences
Seokju Hwang, Donghyun Kim, Kyong-Ho Lee, and Kyunghwa Lee
Journal of Korea Multimedia Society, 2024
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[1] Building a Korean Dataset for Knowledge Extraction in the Military Domain: Focusing on Navy Force and Weapon Systems
Kyuhwan Yeom, Donghyun Kim, Seungyeon Kim, Yongsu Bae, Kyong-Ho Lee, and Kyunghwa Lee
Journal of Korea Multimedia Society, 2024