Yun-Yong Ko

2026

How Sharp and Bias-Robust is a Model? Dual Evaluation Perspectives on Knowledge Graph Completion.

Sooho Moon|Yunyong Ko

Proceedings of the Nineteenth ACM International Conference on Web Search and Data Mining, WSDM 2026, Boise, ID, USA, February 22-26, 2026

2025

Learning Short-Term and Long-Term Patterns of High-Order Dynamics in Real-World Networks.

Yunyong Ko|Da Eun Lee|Song Kyung Yu|Sang-Wook Kim

Proceedings of the 34th ACM International Conference on Information and Knowledge Management, CIKM 2025, Seoul, Republic of Korea, November 10-14, 2025

Is This News Still Interesting to You?: Lifetime-aware Interest Matching for News Recommendation.

Seongeun Ryu|Yunyong Ko|Sang-Wook Kim

Proceedings of the 34th ACM International Conference on Information and Knowledge Management, CIKM 2025, Seoul, Republic of Korea, November 10-14, 2025

CROWN: A Novel Approach to Comprehending Users' Preferences for Accurate Personalized News Recommendation.

Yunyong Ko|Seongeun Ryu|Sang-Wook Kim

Proceedings of the ACM on Web Conference 2025, WWW 2025, Sydney, NSW, Australia, 28 April 2025- 2 May 2025

HyGEN: Regularizing Negative Hyperedge Generation for Accurate Hyperedge Prediction.

Song Kyung Yu|Da Eun Lee|Yunyong Ko|Sang-Wook Kim

Companion Proceedings of the ACM on Web Conference 2025, WWW 2025, Sydney, NSW, Australia, 28 April 2025 - 2 May 2025

2023

SAGE: A Storage-Based Approach for Scalable and Efficient Sparse Generalized Matrix-Matrix Multiplication.

Myung-Hwan Jang|Yun-Yong Ko|Hyuck-Moo Gwon|Ikhyeon Jo|Yongjun Park|Sang-Wook Kim

Proceedings of the 32nd ACM International Conference on Information and Knowledge Management, CIKM 2023, Birmingham, United Kingdom, October 21-25, 2023

KHAN: Knowledge-Aware Hierarchical Attention Networks for Accurate Political Stance Prediction.

Yun-Yong Ko|Seongeun Ryu|Soeun Han|Youngseung Jeon|Jaehoon Kim|Sohyun Park|Kyungsik Han|Hanghang Tong|Sang-Wook Kim

Proceedings of the ACM Web Conference 2023, WWW 2023, Austin, TX, USA, 30 April 2023 - 4 May 2023

2022

RealGraphGPU: A High-Performance GPU-Based Graph Engine toward Large-Scale Real-World Network Analysis.

Myung-Hwan Jang|Yun-Yong Ko|Dongkyu Jeong|Jeong-Min Park|Sang-Wook Kim

Proceedings of the 31st ACM International Conference on Information & Knowledge Management, Atlanta, GA, USA, October 17-21, 2022

Not All Layers Are Equal: A Layer-Wise Adaptive Approach Toward Large-Scale DNN Training.

Yun-Yong Ko|Dongwon Lee|Sang-Wook Kim

WWW '22: The ACM Web Conference 2022, Virtual Event, Lyon, France, April 25 - 29, 2022

2021

ALADDIN: Asymmetric Centralized Training for Distributed Deep Learning.

Yun-Yong Ko|Kibong Choi|Hyunseung Jei|Dongwon Lee|Sang-Wook Kim

CIKM '21: The 30th ACM International Conference on Information and Knowledge Management, Virtual Event, Queensland, Australia, November 1 - 5, 2021

2016

Accurate Path-based Methods for Influence Maximization in Social Networks.

Yun-Yong Ko|Dong-Kyu Chae|Sang-Wook Kim

Proceedings of the 25th International Conference on World Wide Web, WWW 2016, Montreal, Canada, April 11-15, 2016, Companion Volume