activity
20132025
most citedPolitical Discourse on Social Media: Echo Chambers, Gatekeepers, and the Price of Bipartisanship

79 citations · 299 across the 18 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★ 2 cited

Characterizing Fan Behavior to Study Para Social Breakups

Kiran Garimella, Jonathan Cohen, Ingmar Weber

Celebrity and fandom have been studied extensively in real life. However, with more and more celebrities using social media, the dynamics of interaction between celebrities and fan…

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…

cs.SI2017★ 76 cited

A Long-Term Analysis of Polarization on Twitter

Kiran Garimella, Ingmar Weber

Social media has played an important role in shaping political discourse over the last decade. At the same time, it is often perceived to have increased political polarization, tha…

cs.SI2017★ 8 cited

A Motif-based Approach for Identifying Controversy

Mauro Coletto, Kiran Garimella, Aristides Gionis +1

Among the topics discussed in Social Media, some lead to controversy. A number of recent studies have focused on the problem of identifying controversy in social media mostly based…