Research Scientist, Korea Institute of Science and Technology (KIST) , South Korea (2008-2013)
Technical Editor, United Nations Centre for Trade Facilitation and Electronic Business (UN/CEFACT) (2012-2013)
Research Intern, IBM Research, USA (2017, 2018)
학술지 논문
(2024)
Enhancing knowledge tracing with concept map and response disentanglement.
KNOWLEDGE-BASED SYSTEMS.
302,
112346
(2024)
Self-supervised Multimodal Graph Convolutional Network for collaborative filtering.
INFORMATION SCIENCES.
653,
1
(2023)
Generating post-hoc explanations for Skip-gram-based node embeddings by identifying important nodes with bridgeness.
NEURAL NETWORKS.
164,
1
(2023)
Stretchable array electromyography sensor with graph neural network for static and dynamic gestures recognition system.
NPJ FLEXIBLE ELECTRONICS.
7,
1
(2023)
Incorporating experts' judgment into machine learning models.
EXPERT SYSTEMS WITH APPLICATIONS.
228,
120118
(2020)
A framework for understanding online group behaviors during a catastrophic event.
INTERNATIONAL JOURNAL OF INFORMATION MANAGEMENT.
51,
(2014)
Real-time panoramic video streaming system with overlaid interface concept for social media.
MULTIMEDIA SYSTEMS.
20,
6
(2006)
A hybrid mood classification approach for blog text.
LECTURE NOTES IN COMPUTER SCIENCE.
4099,
특허/프로그램
컨텐츠 연관 정보 관리 장치 및 그 방법(Apparatus and Method for managing information related with content).
10-1427-7110000.
20140801.
대한민국
Highlight Providing System and Method based on Hot Topic Event Detection.
US20120079020A1.
20140527.
미국
제품 및 서비스 관련 리뷰에 대한 요약 정보 생성 시스템 및 방법.
10-2012-0003157.
20131011.
대한민국
ＳＮＳ 정보를 이용한 파노라마 영상 인터페이스 제공 시스템 및 방법(Panoramic Video Interface Providing System and Method using SNS Information).
10-1295-0020000.
20130801.
대한민국
실시간 고해상도 파노라마 영상 스트리밍 시스템 및 방법(Real-time Panorama Streaming System for High Resolution Panorama Videos and/or Images).
10-1282-9550000.
20130701.
대한민국
멀티 앵글 기반의 미디어 자키를 이용한 실시간 개인 방송 시스템(Real Time Personal Broadcasting System using Media Jockey based on Multi-Angle).
10-1242-4780000.
20130306.
대한민국
핫 토픽 이벤트 추출에 기반한 실시간 이벤트의 하이라이트 제공 시스템 및 이를 이용한 하이라이트 서비스 제공방법(HIGHLIGHT PROVIDING SYSTEM BASED ON HOT TOPIC EVENT EXTRACTION AND HIGHLIGHT SERVICE PROVIDING METHOD USING THE SAME).
10-1169-3770000.
20120723.
대한민국
문맥 기반 광고 시스템 및 방법(System and method for advertising based on context).
10-1110-0220000.
20120119.
대한민국
수상/공훈
Fulbright Fellowship, the U.S. Department of State (2013-2018)
학술회의논문
(2025)
Balancing Graph Embedding Smoothness in Self-supervised Learning via Information-Theoretic Decomposition.
International World Wide Web Conference.
오스트레일리아
(2025)
CIMAGE: Exploiting the Conditional Independence in Masked Graph Auto-encoders.
ACM International Conference on Web Search and Data Mining.
독일
(2025)
AudioGenX: Explainability on Text-to-Audio Generative Models.
AAAI Conference on Artificial Intelligence.
미국
(2025)
MAMS: Model-Agnostic Module Selection Framework for Video Captioning.
AAAI Conference on Artificial Intelligence.
미국
(2024)
Improving Multi-hop Logical Reasoning in Knowledge Graphs with Context-Aware Query Representation Learning.
Annual Meeting of the Association for Computational Linguistics.
태국
(2024)
UNR-Explainer: Counterfactual Explanations for Unsupervised Node Representation Learning Models.
International Conference on Learning Representations (ICLR 2024).
EU연합
(2023)
Toward a Better Understanding of Loss Functions for Collaborative Filtering.
ACM Conference on Information and Knowledge Management.
영국
(2023)
Exploiting Relation-aware Attribute Representation Learning in Knowledge Graph Embedding for Numerical Reasoning.
ACM SIGKDD Conference on Knowledge Discovery and Data Mining.
미국
(2023)
Dual Policy Learning for Aggregation Optimization in Graph Neural Network-based Recommender Systems.
International World Wide Web Conference.
미국
(2020)
Role Equivalence Attention for Label Propagation in
Graph Neural Networks.
Pacific-Asia Conference on Knowledge Discovery and Data Mining (PAKDD).
싱가포르
(2019)
Exploiting Interaction Links for Node Classification with Deep Graph Neural Networks.
International Joint Conference on Artificial Intelligence.
중국
(2018)
Learning Procedures from Text: Codifying How-to Procedures in Deep Neural Networks.
World-Wide Web Conference.
EU연합
(2010)
Sharing of Baseball Event through Social Media.
11th ACM SIGMM International Conference on Multimedia Information Retrieval (MIR 2010, now ACM ICMR).
미국
발전기금
