Taewook Ko

According to our database, Taewook Ko authored at least 13 papers between 2021 and 2025.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of five.

2025

Review-Based Hyperbolic Cross-Domain Recommendation.

Yoonhyuk Choi, Jiho Choi, Taewook Ko, Chong-Kwon Kim

Proceedings of the Eighteenth ACM International Conference on Web Search and Data Mining, 2025

Mitigating Overfitting in Graph Neural Networks via Feature and Hyperplane Perturbation.

Yoonhyuk Choi, Jiho Choi, Taewook Ko, Chong-Kwon Kim

Proceedings of the Eighteenth ACM International Conference on Web Search and Data Mining, 2025

2024

Better Not to Propagate: Understanding Edge Uncertainty and Over-smoothing in Signed Graph Neural Networks.

Yoonhyuk Choi, Jiho Choi, Taewook Ko, Chong-Kwon Kim

CoRR, 2024

2023

A spectral graph convolution for signed directed graphs via magnetic Laplacian.

Taewook Ko, Yoonhyuk Choi, Chong-Kwon Kim

Neural Networks, July, 2023

Finding Heterophilic Neighbors via Confidence-based Subgraph Matching for Semi-supervised Node Classification.

Yoonhyuk Choi, Jiho Choi, Taewook Ko, Chong-Kwon Kim

CoRR, 2023

Is Signed Message Essential for Graph Neural Networks?

Yoonhyuk Choi, Jiho Choi, Taewook Ko, Chong-Kwon Kim

CoRR, 2023

Signed Directed Graph Contrastive Learning with Laplacian Augmentation.

Taewook Ko, Yoonhyuk Choi, Chong-Kwon Kim

CoRR, 2023

Universal Graph Contrastive Learning with a Novel Laplacian Perturbation.

Taewook Ko, Yoonhyuk Choi, Chong-Kwon Kim

Proceedings of the Uncertainty in Artificial Intelligence, 2023

2022

Flip Initial Features: Generalization of Neural Networks for Semi-supervised Node Classification.

Yoonhyuk Choi, Jiho Choi, Taewook Ko, Chong-Kwon Kim

CoRR, 2022

A Graph Convolution for Signed Directed Graphs.

Taewook Ko

CoRR, 2022

Review-Based Domain Disentanglement without Duplicate Users or Contexts for Cross-Domain Recommendation.

Yoonhyuk Choi, Jiho Choi, Taewook Ko, Hyungho Byun, Chong-Kwon Kim

Proceedings of the 31st ACM International Conference on Information & Knowledge Management, 2022

Finding Heterophilic Neighbors via Confidence-based Subgraph Matching for Semi-supervised Node Classification.

Yoonhyuk Choi, Jiho Choi, Taewook Ko, Hyungho Byun, Chong-Kwon Kim

Proceedings of the 31st ACM International Conference on Information & Knowledge Management, 2022

2021

DaRE: A Cross-Domain Recommender System with Domain-aware Feature Extraction and Review Encoder.

Yoonhyuk Choi, Jiho Choi, Taewook Ko, Chongkwon Kim

CoRR, 2021