Search Results for author: Youngbin Lee

Found 5 papers, 0 papers with code

Temporal Graph Networks for Graph Anomaly Detection in Financial Networks

no code implementations27 Mar 2024 Yejin Kim, Youngbin Lee, Minyoung Choe, Sungju Oh, YongJae lee

This paper explores the utilization of Temporal Graph Networks (TGN) for financial anomaly detection, a pressing need in the era of fintech and digitized financial transactions.

Fraud Detection Graph Anomaly Detection +1

A Recommender System for NFT Collectibles with Item Feature

no code implementations27 Mar 2024 Minjoo Choi, Seonmi Kim, Yejin Kim, Youngbin Lee, Joohwan Hong, YongJae lee

Recommender systems have been actively studied and applied in various domains to deal with information overload.

Recommendation Systems

Stock Recommendations for Individual Investors: A Temporal Graph Network Approach with Diversification-Enhancing Contrastive Learning

no code implementations27 Mar 2024 Youngbin Lee, Yejin Kim, YongJae lee

Hence, the tricky point in stock recommendation is that recommendations should give good investment performance but also should not ignore individual preferences.

Contrastive Learning Recommendation Systems

A Temporal Graph Network Framework for Dynamic Recommendation

no code implementations24 Mar 2024 Yejin Kim, Youngbin Lee, Vincent Yuan, Annika Lee, YongJae lee

Recommender systems, crucial for user engagement on platforms like e-commerce and streaming services, often lag behind users' evolving preferences due to static data reliance.

Recommendation Systems

NFTs to MARS: Multi-Attention Recommender System for NFTs

no code implementations13 Jun 2023 Seonmi Kim, Youngbin Lee, Yejin Kim, Joohwan Hong, YongJae lee

Recommender systems have become essential tools for enhancing user experiences across various domains.

Graph Attention Multi-Task Learning +1

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