U Kang

2026

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Diffusion Models for Risk-Aware Portfolio Optimization.
Jihyeong Jeon|Jeongyoung Lee|U Kang
Proceedings of the Nineteenth ACM International Conference on Web Search and Data Mining, WSDM 2026, Boise, ID, USA, February 22-26, 2026
doi dblp
Dual-level Reweighting for Positive-Unlabeled Graph Classification.
Junghun Kim|Shihyung Park|U Kang
Proceedings of the ACM Web Conference 2026, WWW 2026, Dubai, United Arab Emirates, originally scheduled for April 13-17, 2026, rescheduled for June 29 - July 3, 2026.

2025

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Entity-Aware Generative Retrieval for Personalized Contexts.
Jihyeong Jeon|Jiwon Lee|Cheol Ryu|U Kang
Proceedings of the 34th ACM International Conference on Information and Knowledge Management, CIKM 2025, Seoul, Republic of Korea, November 10-14, 2025
doi dblp
Mitigating Distribution Shift in Stock Price Data via Return-Volatility Normalization for Accurate Prediction.
Hyunwoo Lee|Jihyeong Jeon|Jaemin Hong|U Kang
Proceedings of the 34th ACM International Conference on Information and Knowledge Management, CIKM 2025, Seoul, Republic of Korea, November 10-14, 2025
doi dblp
Context-aware Sequential Bundle Recommendation via User-specific Representations.
Jaeri Lee|U Kang
Proceedings of the 34th ACM International Conference on Information and Knowledge Management, CIKM 2025, Seoul, Republic of Korea, November 10-14, 2025
doi dblp
SwaGNER: Leveraging Span-aware Grid Transformers for Accurate Nested Named Entity Recognition.
Seungjoo Lee|Yong-chan Park|U Kang
Proceedings of the 34th ACM International Conference on Information and Knowledge Management, CIKM 2025, Seoul, Republic of Korea, November 10-14, 2025
doi dblp
Sequentially Diversified and Accurate Recommendations in Chronological Order for a Series of Users.
Jongjin Kim|U Kang
Proceedings of the Eighteenth ACM International Conference on Web Search and Data Mining, WSDM 2025, Hannover, Germany, March 10-14, 2025

2024

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Fast and Accurate PARAFAC2 Decomposition for Time Range Queries on Irregular Tensors.
Jun-Gi Jang|Yong-chan Park|U Kang
Proceedings of the 33rd ACM International Conference on Information and Knowledge Management, CIKM 2024, Boise, ID, USA, October 21-25, 2024
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Cold-start Bundle Recommendation via Popularity-based Coalescence and Curriculum Heating.
Hyunsik Jeon|Jong-eun Lee|Jeongin Yun|U Kang
Proceedings of the ACM on Web Conference 2024, WWW 2024, Singapore, May 13-17, 2024

2022

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Accurate Action Recommendation for Smart Home via Two-Level Encoders and Commonsense Knowledge.
Hyunsik Jeon|Jongjin Kim|Hoyoung Yoon|Jaeri Lee|U Kang
Proceedings of the 31st ACM International Conference on Information & Knowledge Management, Atlanta, GA, USA, October 17-21, 2022
doi dblp
MiDaS: Representative Sampling from Real-world Hypergraphs.
Minyoung Choe|Jaemin Yoo|Geon Lee|Woonsung Baek|U Kang|Kijung Shin
WWW '22: The ACM Web Conference 2022, Virtual Event, Lyon, France, April 25 - 29, 2022
doi dblp
Model-Agnostic Augmentation for Accurate Graph Classification.
Jaemin Yoo|Sooyeon Shim|U Kang
WWW '22: The ACM Web Conference 2022, Virtual Event, Lyon, France, April 25 - 29, 2022

2021

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Accurate relational reasoning in edge-labeled graphs by multi-labeled random walk with restart.
Jinhong Jung|Woojeong Jin|Ha-Myung Park|U Kang
World Wide Web (WWW) 2021 Volume 24 Issue 4
doi dblp
Accurate Online Tensor Factorization for Temporal Tensor Streams with Missing Values.
Dawon Ahn|Seyun Kim|U Kang
CIKM '21: The 30th ACM International Conference on Information and Knowledge Management, Virtual Event, Queensland, Australia, November 1 - 5, 2021

2020

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Gtensor: Fast and Accurate Tensor Analysis System using GPUs.
Dawon Ahn|Sangjun Son|U Kang
CIKM '20: The 29th ACM International Conference on Information and Knowledge Management, Virtual Event, Ireland, October 19-23, 2020
doi dblp
Sampling Subgraphs with Guaranteed Treewidth for Accurate and Efficient Graphical Inference.
Jaemin Yoo|U Kang|Mauro Scanagatta|Giorgio Corani|Marco Zaffalon
WSDM '20: The Thirteenth ACM International Conference on Web Search and Data Mining, Houston, TX, USA, February 3-7, 2020

2018

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Zoom-SVD: Fast and Memory Efficient Method for Extracting Key Patterns in an Arbitrary Time Range.
Jun-Gi Jang|Dongjin Choi|Jinhong Jung|U Kang
Proceedings of the 27th ACM International Conference on Information and Knowledge Management, CIKM 2018, Torino, Italy, October 22-26, 2018
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Fast and Scalable Distributed Loopy Belief Propagation on Real-World Graphs.
Saehan Jo|Jaemin Yoo|U Kang
Proceedings of the Eleventh ACM International Conference on Web Search and Data Mining, WSDM 2018, Marina Del Rey, CA, USA, February 5-9, 2018
doi dblp
SIDE: Representation Learning in Signed Directed Networks.
Junghwan Kim|Haekyu Park|Ji-Eun Lee|U Kang
Proceedings of the 2018 World Wide Web Conference on World Wide Web, WWW 2018, Lyon, France, April 23-27, 2018
doi dblp
Fast and Accurate Random Walk with Restart on Dynamic Graphs with Guarantees.
Minji Yoon|Woojeong Jin|U Kang
Proceedings of the 2018 World Wide Web Conference on World Wide Web, WWW 2018, Lyon, France, April 23-27, 2018

2017

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MTP: discovering high quality partitions in real world graphs.
Yongsub Lim|Won-Jo Lee|Ho-Jin Choi|U Kang
World Wide Web (WWW) 2017 Volume 20 Issue 3
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A New Question Answering Approach with Conceptual Graphs.
Kyung-Min Kim|Jinhong Jung|Jihee Ryu|Ha-Myung Park|Joseph P. Joohee|Seokwoo Jeong|U Kang|Sung-Hyon Myaeng
COnférence en Recherche d'Informations et Applications - CORIA 2017, 14th French Information Retrieval Conference, Marseille, France, March 29-31, 2017. Proceedings.

2016

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PIN-TRUST: Fast Trust Propagation Exploiting Positive, Implicit, and Negative Information.
Min-Hee Jang|Christos Faloutsos|Sang-Wook Kim|U Kang|Jiwoon Ha
Proceedings of the 25th ACM International Conference on Information and Knowledge Management, CIKM 2016, Indianapolis, IN, USA, October 24-28, 2016
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BIGtensor: Mining Billion-Scale Tensor Made Easy.
Namyong Park|Byungsoo Jeon|Jungwoo Lee|U Kang
Proceedings of the 25th ACM International Conference on Information and Knowledge Management, CIKM 2016, Indianapolis, IN, USA, October 24-28, 2016

2014

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Data/Feature Distributed Stochastic Coordinate Descent for Logistic Regression.
Dongyeop Kang|Woosang Lim|Kijung Shin|Lee Sael|U Kang
Proceedings of the 23rd ACM International Conference on Conference on Information and Knowledge Management, CIKM 2014, Shanghai, China, November 3-7, 2014
doi dblp
Fast, Accurate, and Space-efficient Tracking of Time-weighted Frequent Items from Data Streams.
Yongsub Lim|Jihoon Choi|U Kang
Proceedings of the 23rd ACM International Conference on Conference on Information and Knowledge Management, CIKM 2014, Shanghai, China, November 3-7, 2014
doi dblp
MapReduce Triangle Enumeration With Guarantees.
Ha-Myung Park|Francesco Silvestri|U Kang|Rasmus Pagh
Proceedings of the 23rd ACM International Conference on Conference on Information and Knowledge Management, CIKM 2014, Shanghai, China, November 3-7, 2014
doi dblp
Big graph mining for the web and social media: algorithms, anomaly detection, and applications.
U Kang|Leman Akoglu|Duen Horng Chau
Seventh ACM International Conference on Web Search and Data Mining, WSDM 2014, New York, NY, USA, February 24-28, 2014
doi dblp
Link prediction based on generalized cluster information.
Jungeun Kim|Minsoo Choy|Daehoon Kim|U Kang
23rd International World Wide Web Conference, WWW '14, Seoul, Republic of Korea, April 7-11, 2014, Companion Volume

2013

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Fast anomaly detection despite the duplicates.
Jay Yoon Lee|U Kang|Danai Koutra|Christos Faloutsos
22nd International World Wide Web Conference, WWW '13, Rio de Janeiro, Brazil, May 13-17, 2013, Companion Volume