| 2025 | CIKM | Pedagogy-R1: Pedagogical Large Reasoning Model and Well-balanced Educational Benchmark. | Unggi Lee, Jaeyong Lee, Jiyeong Bae, Yeil Jeong, Junbo Koh, Gyeonggeon 'Boaz' Lee, Gunho Lee, Taekyung Ahn, Hyeoncheol Kim |
| 2025 | ITS | ES-KT-24: A Multimodal Knowledge Tracing Benchmark Dataset with Educational Game Playing Video and Synthetic Text Generation. | Dohee Kim, Unggi Lee, Sookbun Lee, Jiyeong Bae, Taekyung Ahn, Jaekwon Park, Gunho Lee, Hyeoncheol Kim |
| 2025 | ITS | Echo-Teddy: Preliminary Design and Development of Large Language Model-Based Social Robot for Autistic Students. | Unggi Lee, Hansung Kim, Juhong Eom, Hyeonseo Jeong, Seungyeon Lee, Gyuri Byun, Yunseo Lee, Minji Kang, Gospel Kim, Jihoi Na, Jewoong Moon, Hyeoncheol Kim |
| 2025 | ITS | LLaVA-Docent-V2: Improving Data Quality and Pedagogical Data Generation to Train Large Multimodal Models for Art Appreciation Education. | Unggi Lee, Yoorim Son, Jaeyoon Shin, Gyuri Byun, Yunseo Lee, Junbo Koh, Minji Jeon, Hyeoncheol Kim |
| 2024 | COLING | Difficulty-Focused Contrastive Learning for Knowledge Tracing with a Large Language Model-Based Difficulty Prediction. | Unggi Lee, Sungjun Yoon, Joon Seo Yun, Kyoungsoo Park, Younghoon Jung, Damji Stratton, Hyeoncheol Kim |
| 2024 | ITS | MonaCoBERT: Monotonic Attention Based ConvBERT for Knowledge Tracing. | Unggi Lee, Yonghyun Park, Yujin Kim, Seongyune Choi, Hyeoncheol Kim |
| 2023 | AIED | The Role of Social Presence in MOOC Students' Behavioral Intentions and Sentiments Toward the Usage of a Learning Assistant Chatbot: A Diversity, Equity, and Inclusion Perspective Examination. | Songhee Han, Jiyoon Jung, Hyangeun Ji, Unggi Lee, Min Liu |