activity
20182021
most citedFew-shot link prediction via graph neural networks for Covid-19 drug-repurposing

33 citations · 78 across the 7 of their papers we have counts for

collaborators

12 papers

cs.LG2021

Scalable Consistency Training for Graph Neural Networks via Self-Ensemble Self-Distillation

Cole Hawkins, Vassilis N. Ioannidis, Soji Adeshina +1

Consistency training is a popular method to improve deep learning models in computer vision and natural language processing. Graph neural networks (GNNs) have achieved remarkable p…

cs.SI2021

Unveiling Anomalous Edges and Nominal Connectivity of Attributed Networks

Konstantinos D. Polyzos, Costas Mavromatis, Vassilis N. Ioannidis +1

Uncovering anomalies in attributed networks has recently gained popularity due to its importance in unveiling outliers and flagging adversarial behavior in a gamut of data and netw…

cs.IR202014 cited

COVID-19 Knowledge Graph: Accelerating Information Retrieval and Discovery for Scientific Literature

Colby Wise, Vassilis N. Ioannidis, Miguel Romero Calvo +6

The coronavirus disease (COVID-19) has claimed the lives of over 350,000 people and infected more than 6 million people worldwide. Several search engines have surfaced to provide r…

cs.LG202033 cited

Few-shot link prediction via graph neural networks for Covid-19 drug-repurposing

Vassilis N. Ioannidis, Da Zheng, George Karypis

Predicting interactions among heterogenous graph structured data has numerous applications such as knowledge graph completion, recommendation systems and drug discovery. Often time…

cs.LG2020

PanRep: Graph neural networks for extracting universal node embeddings in heterogeneous graphs

Vassilis N. Ioannidis, Da Zheng, George Karypis

Learning unsupervised node embeddings facilitates several downstream tasks such as node classification and link prediction. A node embedding is universal if it is designed to be us…

cs.LG2020

Tensor Graph Convolutional Networks for Multi-relational and Robust Learning

Vassilis N. Ioannidis, Antonio G. Marques, Georgios B. Giannakis

The era of "data deluge" has sparked renewed interest in graph-based learning methods and their widespread applications ranging from sociology and biology to transportation and com…