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Related papers: Entropy-based detection of Twitter echo chambers

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Social Media are nowadays the privileged channel for information spreading and news checking. Unexpectedly for most of the users, automated accounts, also known as social bots, contribute more and more to this process of news spreading.…

Social and Information Networks · Computer Science 2021-06-08 Guido Caldarelli , Rocco De Nicola , Fabio Del Vigna , Marinella Petrocchi , Fabio Saracco

Priority users (e.g., verified profiles on Twitter) are social media users whose content is promoted by recommendation algorithms. However, the impact of this heterogeneous user influence on opinion dynamics, such as polarization phenomena,…

Social and Information Networks · Computer Science 2023-12-18 Henrique F. de Arruda , Kleber A. Oliveira , Yamir Moreno

Social media play a key role in shaping citizens' political opinion. According to the Eurobarometer, the percentage of EU citizens employing online social networks on a daily basis has increased from 18% in 2010 to 48% in 2019. The…

Social and Information Networks · Computer Science 2021-06-29 Tommaso Radicioni , Fabio Saracco , Elena Pavan , Tiziano Squartini

We analyze the relationship between partisanship, echo chambers, and vulnerability to online misinformation by studying news sharing behavior on Twitter. While our results confirm prior findings that online misinformation sharing is…

Social and Information Networks · Computer Science 2021-02-23 Dimitar Nikolov , Alessandro Flammini , Filippo Menczer

The daily exposure of social media users to propaganda and disinformation campaigns has reinvigorated the need to investigate the local and global patterns of diffusion of different (mis)information content on social media. Echo chambers…

Social and Information Networks · Computer Science 2020-09-24 Stefano Guarino , Noemi Trino , Alessandro Celestini , Alessandro Chessa , Gianni Riotta

The entertainment-driven nature of social media encourages users to engage with like-minded individuals and consume content aligned with their beliefs, limiting exposure to diverse perspectives. Simultaneously, users migrate between…

Computers and Society · Computer Science 2025-06-05 Edoardo Di Martino , Alessandro Galeazzi , Michele Starnini , Walter Quattrociocchi , Matteo Cinelli

Estimating the political leanings of social media users is a challenging and ever more pressing problem given the increase in social media consumption. We introduce Retweet-BERT, a simple and scalable model to estimate the political…

Social and Information Networks · Computer Science 2023-04-10 Julie Jiang , Xiang Ren , Emilio Ferrara

Previous research has documented the existence of both online echo chambers and hostile intergroup interactions. In this paper, we explore the relationship between these two phenomena by studying the activity of 5.97M Reddit users and 421M…

With the rise of computational social science, many scholars utilize data analysis and natural language processing tools to analyze social media, news articles, and other accessible data sources for examining political and social discourse.…

Computation and Language · Computer Science 2024-04-05 Tinatin Osmonova , Alexey Tikhonov , Ivan P. Yamshchikov

Vaccine hesitancy has been recognized as a major global health threat. Having access to any type of information in social media has been suggested as a potential powerful influence factor to hesitancy. Recent studies in other fields than…

Social and Information Networks · Computer Science 2018-01-10 Ana Lucia Schmidt , Fabiana Zollo , Antonio Scala , Cornelia Betsch , Walter Quattrociocchi

Contrary to expectations that the increased connectivity offered by the internet and particularly Online Social Networks (OSNs) would result in broad consensus on contentious issues, we instead frequently observe the formation of polarised…

Social and Information Networks · Computer Science 2022-01-25 Mehwish Nasim , Derek Weber , Tobin South , Jonathan Tuke , Nigel Bean , Lucia Falzon , Lewis Mitchell

Echo chamber effects in social networks are generally attributed to the prevalence of interactions among like-minded peers. However, recent evidence has emphasized the role of hostile interactions between opposite-minded groups. We…

Physics and Society · Physics 2025-02-06 Antoine Vendeville , Fernando Diaz-Diaz

In online social networks, users tend to select information that adhere to their system of beliefs and to form polarized groups of like minded people. Polarization as well as its effects on online social interactions have been extensively…

Social and Information Networks · Computer Science 2016-06-16 Alessandro Bessi

In recent years, social media has increasingly become an important platform for political campaigns, especially elections. It remains elusive how exactly public discourse is driven by the intricate interplay between individual…

Physics and Society · Physics 2020-04-14 Xin Wang , Antonio D. Sirianni , Shaoting Tang , Zhiming Zheng , Feng Fu

Nowadays, social media is the ground for political debate and exchange of opinions. There is a significant amount of research that suggests that social media are highly polarized. A phenomenon that is commonly observed is the echo chamber…

Social and Information Networks · Computer Science 2026-04-22 Konstantinos Mylonas , Thrasyvoulos Spyropoulos

The wide availability of user-provided content in online social media facilitates the aggregation of people around common interests, worldviews, and narratives. Despite the enthusiastic rhetoric on the part of some that this process…

We study rationally inattentive echo chambers, where players allocate limited attention to biased primary sources and to other players as secondary sources to acquire information about an uncertain state. The resulting Poisson attention…

Theoretical Economics · Economics 2025-09-03 Lin Hu , Anqi Li , Xu Tan

This systematic review synthesizes research on echo chambers and filter bubbles to explore the reasons behind dissent regarding their existence, antecedents, and effects. It provides a taxonomy of conceptualizations and operationalizations,…

Social and Information Networks · Computer Science 2025-02-19 David Hartmann , Sonja Mei Wang , Lena Pohlmann , Bettina Berendt

Recent years have witnessed a swelling rise of hateful and abusive content over online social networks. While detection and moderation of hate speech have been the early go-to countermeasures, the solution requires a deeper exploration of…

Social and Information Networks · Computer Science 2023-02-07 Vasu Goel , Dhruv Sahnan , Subhabrata Dutta , Anil Bandhakavi , Tanmoy Chakraborty

Belief perseverance is the widely documented tendency of holding to a belief, even in the presence of contradicting evidence. In online environments, this tendency leads to heated arguments with users ``blocking'' each other. Introducing…

Physics and Society · Physics 2025-01-20 André Martin Timpanaro