activity
20092026
most citedPolitical Discourse on Social Media: Echo Chambers, Gatekeepers, and the Price of Bipartisanship

79 citations · 541 across the 84 of their papers we have counts for

collaborators
Showing 2017Show all

9 papers · 1 filter

cs.SI2017

Joint Non-negative Matrix Factorization for Learning Ideological Leaning on Twitter

Preethi Lahoti, Kiran Garimella, Aristides Gionis

People are shifting from traditional news sources to online news at an incredibly fast rate. However, the technology behind online news consumption promotes content that confirms t…

cs.SI2017★ 39 cited

Balancing Information Exposure in Social Networks

Kiran Garimella, Aristides Gionis, Nikos Parotsidis +1

Social media has brought a revolution on how people are consuming news. Beyond the undoubtedly large number of advantages brought by social-media platforms, a point of criticism ha…

cs.SI2017

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…

cs.SI2017★ 5 cited

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…

cs.SI2017★ 2 cited

Exposing Twitter Users to Contrarian News

Kiran Garimella, Gianmarco De Francisci Morales, Aristides Gionis +1

Polarized topics often spark discussion and debate on social media. Recent studies have shown that polarized debates have a specific clustered structure in the endorsement net- wor…

cs.SI2017

The Ebb and Flow of Controversial Debates on Social Media

Kiran Garimella, Gianmarco De Francisci Morales, Aristides Gionis +1

We explore how the polarization around controversial topics evolves on Twitter - over a long period of time (2011 to 2016), and also as a response to major external events that lea…