News
Publications
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Trillion 7B Technical Report [PDF]
Sungjun Han, Juyoung Suk, Suyeong An, Hyungguk Kim, Kyuseok Kim, Wonsuk Yang, Seungtaek Choi, Jamin Shin (Trillion Labs)
arXiv 2025 (technical report of Trillion-7B-preview)
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FLEX: Expert-level False-Less EXecution Metric for Reliable Text-to-SQL Benchmark [PDF]
Heegyu Kim, Taeyang Jeong, Seunghwan Choi, Seungtaek Choi, Hyunsouk Cho†
NAACL 2025
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ScoreCL: Augmentation-Adaptive Contrastive Learning via Score-Matching Function [PDF]
Jin-Young Kim†, Soonwoo Kwon, Hyojun Go, Yunsung Lee, Seungtaek Choi, Hyun-Gyoon Kim†
Machine Learning 2025
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Interventional Speech Noise Injection for ASR Generalizable Spoken Language Understanding [PDF]
Yeonjoon Jung, Jaseseong Lee, Seungtaek Choi, Dohyeon Lee, Minsoo Kim, Seung-won Hwang†
EMNLP 2024
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Efficient and Effective Vocabulary Expansion Towards Multilingual Large Language Models [PDF]
Seungduk Kim*, Seungtaek Choi*, Myeongho Jeong (* equal contribution)
arXiv 2024 (technical report of EEVE-Korean)
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Multi-Architecture Multi-Expert Diffusion Models [PDF]
Yunsung Lee*, JinYoung Kim*, Hyojun Go*, Myeongho Jeong, Shinhyeok Oh, Seungtaek Choi† (* equal contribution)
AAAI 2024
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Addressing Negative Transfer in Diffusion Models [PDF]
Hyojun Go*, JinYoung Kim*, Yunsung Lee*, Seunghyun Lee*, Shinhyeok Oh, Hyeongdon Moon, Seungtaek Choi† (* equal contribution)
NeurIPS 2023
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Addressing Cold Start Problem for End-to-end Automatic Speech Scoring [PDF]
Jungbae Park, Seungtaek Choi†
INTERSPEECH 2023
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Cross Encoding As Augmentation: Towards Effective Educational Text Classification [PDF]
Hyun Seung Lee*, Seungtaek Choi*†, Yunsung Lee, Hyeongdon Moon, Shinhyeok Oh, Myeongho Jeong, Hyojun Go, Christian Wallraven (* equal contribution)
Findings of ACL 2023
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Evaluation of Question Generation Needs More References [PDF]
Shinhyeok Oh*, Hyojun Go*, Hyeongdon Moon, Yunsung Lee, Myeongho Jeong, Hyun Seung Lee, Seungtaek Choi† (* equal contribution)
Findings of ACL 2023
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Retrieval-augmented Instructional Video Encoding for Dense Video Captioning [PDF]
Yeonjoon Jung, Seungtaek Choi, Seung-won Hwang†, Jihyuk Kim, Minji Seo, Minsoo Kim
Findings of ACL 2023
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On Complementarity Objectives for Hybrid Retrieval [PDF]
Dohyeon Lee, Seung-won Hwang†, Kyungjae Lee, Seungtaek Choi, Sunghyun Park
ACL 2023
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Towards Practical Plug-and-Play Diffusion Models [PDF]
Hyojun Go*, Yunsung Lee*, JinYoung Kim*, Seunghyun Lee, Myeongho Jeong, Hyun Seung Lee, Seungtaek Choi† (* equal contribution)
CVPR 2023
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Evaluating the Knowledge Dependency of Questions [PDF]
Hyeongdon Moon*, Yoonseok Yang*, Jamin Shin, Hangyeol Yu, Seunghyun Lee, Myeongho Jeong, Juneyoung Park, Minsam Kim, Seungtaek Choi† (* equal contribution)
EMNLP 2022
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Towards Compositional Generalization in Code Search [PDF]
Hojae Han, Seung-won Hwang†, Shuai Lu, Nan Duan, Seungtaek Choi
EMNLP 2022 (short)
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Debiasing Event Understanding for Visual Commonsense Tasks [PDF]
Minji Seo*, Yeonjoon Jung*, Seungtaek Choi, Seung-won Hwang†, Bei Liu (* equal contribution)
Findings of ACL 2022
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C2L: Causally Contrastive Learning for Robust Text Classification [PDF]
Seungtaek Choi*, Myeongho Jeong*, Hojae Han, Seung-won Hwang† (* equal contribution)
AAAI 2022
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Structure-Augmented Keyphrase Generation [PDF]
Jihyuk Kim, Myeongho Jeong, Seungtaek Choi, Seung-won Hwang†
EMNLP 2021
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Counterfactual Generative Smoothing for Imbalanced Natural Language Classification [PDF]
Hojae Han, Seungtaek Choi, Myeongho Jeong, Jin-woo Park, Seung-won Hwang†
CIKM 2021 (short)
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Label and Context Augmentation for Response Selection at DSTC8 [PDF]
Myeongho Jeong*, Seungtaek Choi*, Jinyoung Yeo, Seung-won Hwang† (* equal contribution)
TASLP 2021 (2nd/3rd prize at DSTC8 Track2 Sub-task1)
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Label-Efficient Training for Next Response Selection [PDF]
Seungtaek Choi*, Myeongho Jeong*, Jinyoung Yeo, Seung-won Hwang† (* equal contribution)
EMNLP 2020 (workshop, SustaiNLP)
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Retrieval-Augmented Controllable Review Generation [PDF]
Jihyeok Kim, Seungtaek Choi, Reinald Kim Amplayo, Seung-won Hwang†
COLING 2020
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Less is More: Attention Supervision with Counterfactuals for Text Classification [PDF]
Seungtaek Choi, Haeju Park, Jinyoung Yeo, Seung-won Hwang†
EMNLP 2020
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Conditional Response Augmentation for Dialogue using Knowledge Distillation [PDF]
Myeongho Jeong*, Seungtaek Choi*, Hojae Han, Kyungho Kim, Seung-won Hwang† (* equal contribution)
INTERSPEECH 2020
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Meta-Supervision for Attention using Counterfactual Estimation [PDF]
Seungtaek Choi, Haeju Park, Seung-won Hwang†
DSEJ 2020 (Highly Rated ICDM Issue Invitation)
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Counterfactual Attention Supervision [PDF]
Seungtaek Choi, Haeju Park, Seung-won Hwang†
ICDM 2019 (short)
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MICRON: Multigranular Interaction for Contextualizing Representation in Non-factoid Question Answering [PDF]
Hojae Han*, Seungtaek Choi*, Haeju Park, Seung-won Hwang† (* equal contribution)
EMNLP 2019 (short)
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Visual Choice of Plausible Alternatives: An Evaluation of Image-based Commonsense Causal Reasoning [PDF]
Jinyoung Yeo, Gyungbok Lee*, Gengyu Wang*, Seungtaek Choi, Hyunsouk Cho, Reinald Kim Amplayo, Seung-won Hwang† (* equal contribution)
LREC 2018
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Machine-translated Knowledge Transfer for Commonsense Causal Reasoning [PDF]
Jinyoung Yeo, Gengyu Wang, Hyunsouk Cho, Seungtaek Choi, Seung-won Hwang†
AAAI 2018
Awards & Scholarships
- SustaiNLP registration grant at EMNLP 2020
- Student Travel Grant at INTERSPEECH 2020
- Naver 2019 PhD Fellowship from Naver
- Student Travel Award from ICDM 2019
- Google Travel Grant for ICDM 2019 from Google
- 3rd Place of BIG 2017 CUP Challenge at BIG 2017 conference co-located with WWW 2017
- Top Winner of BIG 2016 CUP Challenge at BIG 2016 conference co-located with WWW 2016
- Computer Science Department Scholarship at Yonsei University 2017-2018
Experience
- Machine Learning Researcher, Yanolja (Dec 2023 ~ )
- Research Scientist (NLP), Riiid (Mar 2022 ~ Dec 2023)
- Research Internship, Conv AI @ SK T-brain (Aug 2019 ~ Oct 2019)
- Teaching Assitant, Artificial Intelligence @ Yonsei (2017 Spring)
