11 citations · 29 across the 9 of their papers we have counts for
8 papers · 1 filter
Graph Summarization via Node Grouping: A Spectral Algorithm
Arpit Merchant, Michael Mathioudakis, Yanhao Wang
Graph summarization via node grouping is a popular method to build concise graph representations by grouping nodes from the original graph into supernodes and encoding edges into s…
Joint Use of Node Attributes and Proximity for Semi-Supervised Classification on Graphs
Arpit Merchant, Michael Mathioudakis
The task of node classification is to infer unknown node labels, given the labels for some of the nodes along with the network structure and other node attributes. Typically, appro…
Political Discourse on Social Media: Echo Chambers, Gatekeepers, and the Price of Bipartisanship
Kiran Garimella, Gianmarco De Francisci Morales, Aristides Gionis +1
Echo chambers, i.e., situations where one is exposed only to opinions that agree with their own, are an increasing concern for the political discourse in many democratic countries.…
Factors in Recommending Contrarian Content on Social Media
Kiran Garimella, Gianmarco De Francisci Morales, Aristides Gionis +1
Polarization is a troubling phenomenon that can lead to societal divisions and hurt the democratic process. It is therefore important to develop methods to reduce it. We propose an…
The Effect of Collective Attention on Controversial Debates on Social Media
Kiran Garimella, Gianmarco De Francisci Morales, Aristides Gionis +1
We study the evolution of long-lived controversial debates as manifested on Twitter from 2011 to 2016. Specifically, we explore how the structure of interactions and content of dis…
Ad-blocking: A Study on Performance, Privacy and Counter-measures
Kiran Garimella, Orestis Kostakis, Michael Mathioudakis
Many internet ventures rely on advertising for their revenue. However, users feel discontent by the presence of ads on the websites they visit, as the data-size of ads is often com…