activity
20212024
most citedNode Copying: A Random Graph Model for Effective Graph Sampling

4 citations · 10 across the 12 of their papers we have counts for

collaborators

12 papers

cs.CL2024

EWEK-QA: Enhanced Web and Efficient Knowledge Graph Retrieval for Citation-based Question Answering Systems

Mohammad Dehghan, Mohammad Ali Alomrani, Sunyam Bagga +12

The emerging citation-based QA systems are gaining more attention especially in generative AI search applications. The importance of extracted knowledge provided to these systems i…

cs.LG2024

RoutePlacer: An End-to-End Routability-Aware Placer with Graph Neural Network

Yunbo Hou, Haoran Ye, Yingxue Zhang +2

Placement is a critical and challenging step of modern chip design, with routability being an essential indicator of placement quality. Current routability-oriented placers typical…

cs.LG20242 cited

Todyformer: Towards Holistic Dynamic Graph Transformers with Structure-Aware Tokenization

Mahdi Biparva, Raika Karimi, Faezeh Faez +1

Temporal Graph Neural Networks have garnered substantial attention for their capacity to model evolving structural and temporal patterns while exhibiting impressive performance. Ho…

cs.IR2024

Preference and Concurrence Aware Bayesian Graph Neural Networks for Recommender Systems

Hongjian Gu, Yaochen Hu, Yingxue Zhang

Graph-based collaborative filtering methods have prevailing performance for recommender systems since they can capture high-order information between users and items, in which the…

cs.IR2023

Towards Automated Negative Sampling in Implicit Recommendation

Fuyuan Lyu, Yaochen Hu, Xing Tang +3

Negative sampling methods are vital in implicit recommendation models as they allow us to obtain negative instances from massive unlabeled data. Most existing approaches focus on s…

cs.IR20231 cited

Structure Aware Incremental Learning with Personalized Imitation Weights for Recommender Systems

Yuening Wang, Yingxue Zhang, Antonios Valkanas +4

Recommender systems now consume large-scale data and play a significant role in improving user experience. Graph Neural Networks (GNNs) have emerged as one of the most effective re…