Dynamic graph convolutional networks with attention mechanism for rumor detection on social media
PLOS One 2021
Jiho Choi, Taewook Ko, Yoonhyuk Choi, Hyungho Byun, Chong-Kwon Kim
Posts by Collection
publications
Review-Based Domain Disentanglement without Duplicate Users or Contexts for Cross-Domain Recommendation
CIKM 2022 ACM Conference on Information and Knowledge Management
Yoonhyuk Choi, Jiho Choi, Taewook Ko, Hyungho Byun, Chong-Kwon Kim
Finding Heterophilic Neighbors via Confidence-based Subgraph Matching for Semi-supervised Node Classification
CIKM 2022 ACM Conference on Information and Knowledge Management
Yoonhyuk Choi, Jiho Choi, Taewook Ko, Hyungho Byun, Chong-Kwon Kim
Aspect-oriented unsupervised social link inference on user trajectory data
Information Sciences 2023
Hyungho Byun, Yoonhyuk Choi, Chong-Kwon Kim
A spectral graph convolution for signed directed graphs via magnetic laplacian
Neural Networks 2023
Taewook Ko, Yoonhyuk Choi, Chong-Kwon Kim
Universal graph contrastive learning with a novel laplacian perturbation
UAI 2023 Conference on Uncertainty in Artificial Intelligence
Taewook Ko, Yoonhyuk Choi, Chong-Kwon Kim
Introducing CausalBench: A Flexible Benchmark Framework for Causal Analysis and Machine Learning
CIKM 2024 (Benchmark) ACM Conference on Information and Knowledge Management
Ahmet Kapkiç, Pratanu Mandal, Shu Wan, Paras Sheth, Abhinav Gorantla, Yoonhyuk Choi, Huan Liu, K Selçuk Candan
Beyond Message-Passing: Generalization of Graph Neural Networks via Feature Perturbation for Semi-supervised Node Classification
TNNLS 2024 IEEE Transactions on Neural Networks and Learning Systems
Yoonhyuk Choi, Jiho Choi, Taewook Ko, Chong-Kwon Kim
Prioritizing Potential Wetland Areas via Region-to-Region Knowledge Transfer and Adaptive Propagation
Bigdata 2024 IEEE Big Data Conference
Yoonhyuk Choi, Reepal Shah, John Sabo, Huan Liu, K. Selçuk Candan
Mitigating Overfitting in Graph Neural Networks via Feature and Hyperplane Perturbation
WSDM 2025 ACM International Conference on Web Search and Data Mining
Yoonhyuk Choi, Jiho Choi, Taewook Ko, Chong-Kwon Kim
Review-Based Hyperbolic Cross-Domain Recommendation
WSDM 2025 ACM International Conference on Web Search and Data Mining
Yoonhyuk Choi, Jiho Choi, Taewook Ko, Chong-Kwon Kim
Selective Blocking for Message-Passing Neural Networks on Heterophilic Graphs
UAI 2025 Conference on Uncertainty in Artificial Intelligence
Yoonhyuk Choi, Taewook Ko, Jiho Choi, Chong-Kwon Kim
Recommendation System and Method for Performing Personalized Recommendation by Integrating Edge Information in Hyperbolic Space
10-2025-0137767 (2025-09-24)
Yoonhyuk Choi, Taewook Ko, Chong-Kwon Kim
Apparatus and Method of Processing Learning of Graph Neural Network by Using Adaptive Pass Filter
KR) 10-2025-0140543
Taewook Ko, Yoonhyuk Choi, Chong-Kwon Kim
Generalization of Knowledge Transfer with User Reviews for Cross-Domain Recommendation
IEEE Access 2025
Yoonhyuk Choi, Chong-Kwon Kim
메시지 전달 기반 다중 클래스 그래프 신경망 학습 방법 및 이를 위한 다중 클래스 그래프 신경망 장치
10-2025-0157978 (2025-10-28)
Yoonhyuk Choi
특징 행렬과 가중치 행렬의 동시 이동을 이용한 그래프 신경망 학습 장치, 시스템 및 이에서의 학습 방법
10-2025-0158294 (2025-10-28)
Yoonhyuk Choi
조건부 메시지 전달 제어를 통한 그래프 신경망의 학습 방법, 이를 위한 학습 장치 및 이를 포함하는 그래프 신경망 시스템
10-2025-0163421 (2025-11-3)
Yoonhyuk Choi
Hierarchical Hyperbolic Embeddings for Review-Driven Cross-Domain Recommendation
IEEE Access 2025
Yoonhyuk Choi, Chong-Kwon Kim
Beyond Binary: Improving Signed Message Passing in Graph Neural Networks for Multi-Class Graphs
TPAMI 2025 IEEE Transactions on Pattern Analysis and Machine Intelligence
Yoonhyuk Choi, Taewook Ko, Jiho Choi, Chong-Kwon Kim
PAC-Bayes 스펙트럼 최적화를 통해 쉬프 그래프 신경망을 학습시키기 위한 학습 장치, 학습 방법 및 기록 매체
10-2025-0212734 (2025-12-09)
Yoonhyuk Choi
Sheaf Graph Neural Networks via PAC-Bayes Spectral Optimization
AAAI 2026 AAAI Conference on Artificial Intelligence
Yoonhyuk Choi, Jiho Choi, Taewook Ko, Jongwook Kim, Chong-Kwon Kim
Delay-Aware Sequential Recommendation with Dynamic Graphs and Variate-Temporal Decomposition
SIGIR 2026 (short) ACM SIGIR Conference on Information Retrieval
Yoonhyuk Choi
Gauge-Equivariant Graph Networks via Self-Interference Cancellation
ICML 2026 International Conference on Machine Learning Conference
Yoonhyuk Choi, Jiho Choi, Jiwoo Kang
인공지능 기반 블랙박스 자동 신고 방법, 이를 수행하는 기록 매체 및 장치
10-2026-0085564 (2026-05-12)
Yoonhyuk Choi
Identifying Heterophilic Neighbors via Confidence-based Subgraph Matching for Graph Neural Networks
Artificial Intelligence 2026
Yoonhyuk Choi, Chong-Kwon Kim
Edge-conditioned Markov Kernels for Stable Label Refinement on Heterophilous Graphs
Information Sciences 2026
Taewook Ko, Yoonhyuk Choi
그래프 신경망을 이용한 데이터 처리 장치 및 방법
10-2026-0127408 (2026-07-10)
Yoonhyuk Choi
LLM-Guided Review Condensation for Text-Convolutional Recommendation
IEEE Access 2026
Yoonhyuk Choi, Chong-Kwon Kim
Uncertainty-Aware Adaptive Edge Blocking in Heterophilic Graph Neural Networks
TIST 2026 ACM Transactions on Intelligent Systems and Technology
Jiho Choi, Yumin Lee, Chanran Kim, Hawon Shin, Chong-Kwon Kim, Yoonhyuk Choi
From Oracle Gains to Repair Priorities: Conservative Split-Conditioned Diagnosis for Modular RAG
CIKM 2026 (short) International Conference on Information and Knowledge Management
Chaewon Sung, Chong-Kwon Kim, Yoonhyuk Choi
SWORD: Scene-Grounded Wasserstein Object-Relation Distance for 3D Scene Graph Prediction
CIKM 2026 International Conference on Information and Knowledge Management
U-Chae Jun, Jaeeun Ko, Yoonhyuk Choi, Jiwoo Kang
LLM 기반 원클릭 복약 알림 및 내원 자동화
10-2026-0169572 (2026-09-07)
Yoonhyuk Choi
Dynamic Sequential Recommendation via Lag-Aware Graph Learning
Information Sciences 2026
Yoonhyuk Choi, Jiho Choi, Hawon Shin, Yumin Lee, Chanran Kim, and Chong-Kwon Kim
A Differentiable 3D Scene Graph Metric via Contextual Hellinger Triplet Geometry
NeurIPS 2026 Neural Information Processing Systems
U-Chae Jun, Yoonhyuk Choi, Jiwoo Kang
그래프의 간선 신뢰도 추정 장치, 방법 및 컴퓨터 프로그램
10-2026-0193151 (2026-10-08)
Yoonhyuk Choi
동적 그래프 및 변수-시간 분해를 이용한 지연 인식 순차 추천 장치, 방법 및 컴퓨터 프로그램
10-2026-0193457 (2026-10-08)
Yoonhyuk Choi
학습된 에지 목표를 이용하는 그래프 결합 신경망 장치, 방법 및 컴퓨터 프로그램
10-2026-0193351 (2026-10-08)
Yoonhyuk Choi
그래프 데이터의 노드 분류 장치, 방법 및 컴퓨터 프로그램
10-2026-0193178 (2026-10-08)
Yoonhyuk Choi
그래프 노드의 클래스 분포 정제 장치, 방법 및 컴퓨터 프로그램
10-2026-0195781 (2026-10-13)
Yoonhyuk Choi
Region-Transferable Adaptive Graph Learning for Potential Wetland Prioritization
Scientific Reports 2026
Yoonhyuk Choi and Chong-Kwon Kim