A Robust Reputation-based Group Ranking System and its Resistance to Bribery

no code implementations • 13 Apr 2020 • Joao Saude, Guilherme Ramos, Ludovico Boratto, Carlos Caleiro

Also, by clustering users, the effect of bribery in the proposed multipartite ranking system is dimmed, comparing to the bipartite case.

Clustering

Explain Graph Neural Networks to Understand Weighted Graph Features in Node Classification

no code implementations • 2 Feb 2020 • Xiaoxiao Li, Joao Saude

GNNs combine node features, connection patterns, and graph structure by using a neural network to embed node information and pass it through edges in the graph.

General Classification Node Classification