Sungchul Kim

2026

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Multi-Agent Collaborative Filtering: Orchestrating Users and Items for Agentic Recommendations.
Yu Xia|Sungchul Kim|Tong Yu|Ryan A. Rossi|Julian J. McAuley
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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Interactive Visualization Recommendation with Hier-SUCB.
Songwen Hu|Ryan A. Rossi|Tong Yu|Junda Wu|Handong Zhao|Sungchul Kim|Shuai Li
Proceedings of the ACM on Web Conference 2025, WWW 2025, Sydney, NSW, Australia, 28 April 2025- 2 May 2025
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Personalizing Data Delivery: Investigating User Characteristics and Enhancing LLM Predictions.
Reuben Luera|Ryan A. Rossi|Franck Dernoncourt|Alexa F. Siu|Sungchul Kim|Tong Yu|Ruiyi Zhang|Xiang Chen|Nedim Lipka|Zhehao Zhang|Seon Gyeom Kim|Tak Yeon Lee
Companion Proceedings of the ACM on Web Conference 2025, WWW 2025, Sydney, NSW, Australia, 28 April 2025 - 2 May 2025

2024

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Which LLM to Play? Convergence-Aware Online Model Selection with Time-Increasing Bandits.
Yu Xia|Fang Kong|Tong Yu|Liya Guo|Ryan A. Rossi|Sungchul Kim|Shuai Li
Proceedings of the ACM on Web Conference 2024, WWW 2024, Singapore, May 13-17, 2024
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Tackling Long-Tail Entities for Temporal Knowledge Graph Completion.
Mehrnoosh Mirtaheri|Ryan A. Rossi|Sungchul Kim|Kanak Mahadik|Tong Yu|Xiang Chen|Mohammad Rostami
Companion Proceedings of the ACM on Web Conference 2024, WWW 2024, Singapore, Singapore, May 13-17, 2024

2022

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Personalized Visualization Recommendation.
Xin Qian|Ryan A. Rossi|Fan Du|Sungchul Kim|Eunyee Koh|Sana Malik|Tak Yeon Lee|Nesreen K. Ahmed
ACM Transactions on the Web 2022 Volume 16 Issue 3
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AutoForecast: Automatic Time-Series Forecasting Model Selection.
Mustafa Abdallah|Ryan A. Rossi|Kanak Mahadik|Sungchul Kim|Handong Zhao|Saurabh Bagchi
Proceedings of the 31st ACM International Conference on Information & Knowledge Management, Atlanta, GA, USA, October 17-21, 2022
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AutoMARS: Searching to Compress Multi-Modality Recommendation Systems.
Duc Hoang|Haotao Wang|Handong Zhao|Ryan A. Rossi|Sungchul Kim|Kanak Mahadik|Zhangyang Wang
Proceedings of the 31st ACM International Conference on Information & Knowledge Management, Atlanta, GA, USA, October 17-21, 2022
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Implicit Session Contexts for Next-Item Recommendations.
Sejoon Oh|Ankur Bhardwaj|Jongseok Han|Sungchul Kim|Ryan A. Rossi|Srijan Kumar
Proceedings of the 31st ACM International Conference on Information & Knowledge Management, Atlanta, GA, USA, October 17-21, 2022
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On Generalizing Static Node Embedding to Dynamic Settings.
Di Jin|Sungchul Kim|Ryan A. Rossi|Danai Koutra
WSDM '22: The Fifteenth ACM International Conference on Web Search and Data Mining, Virtual Event / Tempe, AZ, USA, February 21 - 25, 2022
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VisGNN: Personalized Visualization Recommendationvia Graph Neural Networks.
Fayokemi Ojo|Ryan A. Rossi|Jane Hoffswell|Shunan Guo|Fan Du|Sungchul Kim|Chang Xiao|Eunyee Koh
WWW '22: The ACM Web Conference 2022, Virtual Event, Lyon, France, April 25 - 29, 2022
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CGC: Contrastive Graph Clustering forCommunity Detection and Tracking.
Namyong Park|Ryan A. Rossi|Eunyee Koh|Iftikhar Ahamath Burhanuddin|Sungchul Kim|Fan Du|Nesreen K. Ahmed|Christos Faloutsos
WWW '22: The ACM Web Conference 2022, Virtual Event, Lyon, France, April 25 - 29, 2022

2021

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Influence-guided Data Augmentation for Neural Tensor Completion.
Sejoon Oh|Sungchul Kim|Ryan A. Rossi|Srijan Kumar
CIKM '21: The 30th ACM International Conference on Information and Knowledge Management, Virtual Event, Queensland, Australia, November 1 - 5, 2021
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From Closing Triangles to Higher-Order Motif Closures for Better Unsupervised Online Link Prediction.
Ryan A. Rossi|Anup B. Rao|Sungchul Kim|Eunyee Koh|Nesreen K. Ahmed|Gang Wu
CIKM '21: The 30th ACM International Conference on Information and Knowledge Management, Virtual Event, Queensland, Australia, November 1 - 5, 2021
doi dblp
Generating Accurate Caption Units for Figure Captioning.
Xin Qian|Eunyee Koh|Fan Du|Sungchul Kim|Joel Chan|Ryan A. Rossi|Sana Malik|Tak Yeon Lee
WWW '21: The Web Conference 2021, Virtual Event / Ljubljana, Slovenia, April 19-23, 2021.

2020

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A Structural Graph Representation Learning Framework.
Ryan A. Rossi|Nesreen K. Ahmed|Eunyee Koh|Sungchul Kim|Anup Rao|Yasin Abbasi-Yadkori
WSDM '20: The Thirteenth ACM International Conference on Web Search and Data Mining, Houston, TX, USA, February 3-7, 2020
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Fast Hierarchical Graph Clustering in Linear-Time.
Ryan A. Rossi|Nesreen K. Ahmed|Eunyee Koh|Sungchul Kim
Companion of The 2020 Web Conference 2020, Taipei, Taiwan, April 20-24, 2020
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From Closing Triangles to Closing Higher-Order Motifs.
Ryan A. Rossi|Anup Rao|Sungchul Kim|Eunyee Koh|Nesreen K. Ahmed
Companion of The 2020 Web Conference 2020, Taipei, Taiwan, April 20-24, 2020

2019

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Graph Convolutional Networks with Motif-based Attention.
John Boaz Lee|Ryan A. Rossi|Xiangnan Kong|Sungchul Kim|Eunyee Koh|Anup Rao
Proceedings of the 28th ACM International Conference on Information and Knowledge Management, CIKM 2019, Beijing, China, November 3-7, 2019.
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Domain Switch-Aware Holistic Recurrent Neural Network for Modeling Multi-Domain User Behavior.
Donghyun Kim|Sungchul Kim|Handong Zhao|Sheng Li|Ryan A. Rossi|Eunyee Koh
Proceedings of the Twelfth ACM International Conference on Web Search and Data Mining, WSDM 2019, Melbourne, VIC, Australia, February 11-15, 2019

2018

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Predictive Analysis by Leveraging Temporal User Behavior and User Embeddings.
Charles Chen|Sungchul Kim|Hung Bui|Ryan A. Rossi|Eunyee Koh|Branislav Kveton|Razvan C. Bunescu
Proceedings of the 27th ACM International Conference on Information and Knowledge Management, CIKM 2018, Torino, Italy, October 22-26, 2018
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Continuous-Time Dynamic Network Embeddings.
Giang Hoang Nguyen|John Boaz Lee|Ryan A. Rossi|Nesreen K. Ahmed|Eunyee Koh|Sungchul Kim
Companion Proceedings of the The Web Conference 2018, WWW 2018, Lyon , France, April 23-27, 2018

2017

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Predicting Online Purchase Conversion for Retargeting.
Jinyoung Yeo|Sungchul Kim|Eunyee Koh|Seung-won Hwang|Nedim Lipka
Proceedings of the Tenth ACM International Conference on Web Search and Data Mining, WSDM 2017, Cambridge, United Kingdom, February 6-10, 2017
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Probabilistic Visitor Stitching on Cross-Device Web Logs.
Sungchul Kim|Nikhil Kini|Jay Pujara|Eunyee Koh|Lise Getoor
Proceedings of the 26th International Conference on World Wide Web, WWW 2017, Perth, Australia, April 3-7, 2017
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WimNet: Vision Search for Web Logs.
Sungchul Kim|Sana Malik|Nedim Lipka|Eunyee Koh
Proceedings of the 26th International Conference on World Wide Web Companion, Perth, Australia, April 3-7, 2017

2016

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Purchase Influence Mining: Identifying Top-k Items Attracting Purchase of Target Item.
Sungchul Kim|Jinyoung Yeo|Eunyee Koh|Nedim Lipka
Proceedings of the 25th International Conference on World Wide Web, WWW 2016, Montreal, Canada, April 11-15, 2016, Companion Volume
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Browsing2purchase: Online Customer Model for Sales Forecasting in an E-Commerce Site.
Jinyoung Yeo|Sungchul Kim|Eunyee Koh|Seung-won Hwang|Nedim Lipka
Proceedings of the 25th International Conference on World Wide Web, WWW 2016, Montreal, Canada, April 11-15, 2016, Companion Volume

2014

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Identifying Cancer Subtypes based on Somatic Mutation Profile.
Sungchul Kim|Lee Sael|Hwanjo Yu
Proceedings of the ACM 8th International Workshop on Data and Text Mining in Bioinformatics, DTMBIO@CIKM 2014, Shanghai, China, November 7, 2014

2013

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Efficient local ligand-binding site search using landmark mds.
Sungchul Kim|Lee Sael|Hwanjo Yu
Proceeding of the 7rd International Workshop on Data and Text Mining in Bioinformatics, DTMBIO 2013, San Francisco, CA, USA, November 1, 2013

2012

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Indexing methods for efficient protein 3D surface search.
Oana Balalau|Leman Akoglu|Sungchul Kim|Hwanjo Yu|Dohyeon Lee|Lee Sael|Lee Sael|Dohyeon Lee|Leman Akoglu|Hwanjo Yu
Proceedings of the ACM sixth international workshop on Data and text mining in biomedical informatics, DTMBIO@CIKM 2012, Maui, Hawaii, USA, October 29, 2012

2011

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Advertiser-centric approach to understand user click behavior in sponsored search.
Sungchul Kim|Tao Qin|Hwanjo Yu|Tie-Yan Liu
Proceedings of the 20th ACM Conference on Information and Knowledge Management, CIKM 2011, Glasgow, United Kingdom, October 24-28, 2011

2010

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RankSVR: can preference data help regression?
Hwanjo Yu|Sungchul Kim|Seung-Hoon Na
Proceedings of the 19th ACM Conference on Information and Knowledge Management, CIKM 2010, Toronto, Ontario, Canada, October 26-30, 2010

2009

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VRIFA: a nonlinear SVM visualization tool using nomogram and localized radial basis function (LRBF) kernels.
Ngo Anh Vien|Nguyen Hoang Viet|TaeChoong Chung|Hwanjo Yu|Sungchul Kim|Baek Hwan Cho
Proceedings of the 18th ACM Conference on Information and Knowledge Management, CIKM 2009, Hong Kong, China, November 2-6, 2009
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RefMed: relevance feedback retrieval system fo PubMed.
Hwanjo Yu|Taehoon Kim|Jinoh Oh|Ilhwan Ko|Sungchul Kim
Proceedings of the 18th ACM Conference on Information and Knowledge Management, CIKM 2009, Hong Kong, China, November 2-6, 2009
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Enabling multi-level relevance feedback on pubmed by integrating rank learning into DBMS.
Masahiro Nomura|Jinoh Oh|Hwanjo Yu|Yuta Saito|Ilhwan Ko|Taehoon Kim|Jinoh Oh|Masahiro Nomura|Ilhwan Ko|Yuta Saito|Sungchul Kim|Wook-Shin Han
Proceeding of the 3rd International Workshop on Data and Text Mining in Bioinformatics, DTMBIO 2009, Hong Kong, China, November 6, 2009