Hyunjoon Kim

2025

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DYCOR: Capturing Hidden Stock Relationships for Stock Trend Prediction.
Kangmin Choi|Geon Shin|Jungwoo Yang|Hyunjoon Kim
Proceedings of the 34th ACM International Conference on Information and Knowledge Management, CIKM 2025, Seoul, Republic of Korea, November 10-14, 2025
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Rating-Aware Homogeneous Review Graphs and User Likes/Dislikes Differentiation for Effective Recommendations.
Jiwon Son|Hyunjoon Kim|Sang-Wook Kim
Proceedings of the 48th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2025, Padua, Italy, July 13-18, 2025
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Subgraph-Aware Training of Language Models for Knowledge Graph Completion Using Structure-Aware Contrastive Learning.
Youmin Ko|Hyemin Yang|Taeuk Kim|Hyunjoon Kim
Proceedings of the ACM on Web Conference 2025, WWW 2025, Sydney, NSW, Australia, 28 April 2025- 2 May 2025

2024

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Negative Sampling in Next-POI Recommendations: Observation, Approach, and Evaluation.
Hong-Kyun Bae|Yebeen Kim|Hyunjoon Kim|Sang-Wook Kim
Proceedings of the ACM on Web Conference 2024, WWW 2024, Singapore, May 13-17, 2024