activity
20172022
most citedStructural Patterns and Generative Models of Real-world Hypergraphs

61 citations · 188 across the 20 of their papers we have counts for

collaborators

24 papers

cs.LG20222 cited

AHP: Learning to Negative Sample for Hyperedge Prediction

Hyunjin Hwang, Seungwoo Lee, Chanyoung Park +1

Hypergraphs (i.e., sets of hyperedges) naturally represent group relations (e.g., researchers co-authoring a paper and ingredients used together in a recipe), each of which corresp…

cs.DB20221 cited

Personalized Graph Summarization: Formulation, Scalable Algorithms, and Applications

Shinhwan Kang, Kyuhan Lee, Kijung Shin

Are users of an online social network interested equally in all connections in the network? If not, how can we obtain a summary of the network personalized to specific users? Can w…

cs.IR2022

Meta-Learning for Online Update of Recommender Systems

Minseok Kim, Hwanjun Song, Yooju Shin +3

Online recommender systems should be always aligned with users' current interest to accurately suggest items that each user would like. Since user interest usually evolves over tim…

cs.DB2022

Are Edge Weights in Summary Graphs Useful? -- A Comparative Study

Shinhwan Kang, Kyuhan Lee, Kijung Shin

Which one is better between two representative graph summarization models with and without edge weights? From web graphs to online social networks, large graphs are everywhere. Gra…

cs.CV202257 cited

Effective Training Strategies for Deep-learning-based Precipitation Nowcasting and Estimation

Jihoon Ko, Kyuhan Lee, Hyunjin Hwang +3

Deep learning has been successfully applied to precipitation nowcasting. In this work, we propose a pre-training scheme and a new loss function for improving deep-learning-based no…

cs.SI2021

THyMe+: Temporal Hypergraph Motifs and Fast Algorithms for Exact Counting

Geon Lee, Kijung Shin

Group interactions arise in our daily lives (email communications, on-demand ride sharing, comment interactions on online communities, to name a few), and they together form hyperg…