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Social media platforms are increasingly deploying complex interventions to help users detect false news. Labeling false news using techniques that combine crowd-sourcing with artificial intelligence (AI) offers a promising way to inform…

Human-Computer Interaction · Computer Science 2021-12-08 Ziv Epstein , Nicolò Foppiani , Sophie Hilgard , Sanjana Sharma , Elena Glassman , David Rand

Framing theory posits that how information is presented shapes audience responses, but computational work has largely ignored audience reactions. While recent work showed that article framing systematically shapes the content of reader…

Computation and Language · Computer Science 2026-04-22 Matteo Guida , Yulia Otmakhova , Eduard Hovy , Lea Frermann

Harassing and hateful speech in online spaces has become a common problem for platform maintainers and their users. The toxicity created by such content can discourage user participation and engagement. Therefore, it is crucial for and a…

Social and Information Networks · Computer Science 2018-04-23 Haji Mohammad Saleem , Derek Ruths

Online platforms face pressure to keep their communities civil and respectful. Thus, the bannings of problematic online communities from mainstream platforms like Reddit and Facebook are often met with enthusiastic public reactions.…

Social and Information Networks · Computer Science 2023-10-25 Giuseppe Russo , Luca Verginer , Manoel Horta Ribeiro , Giona Casiraghi

Generative Artificial Intelligence (AI) tools are increasingly deployed across social media platforms, yet their implications for user behavior and experience remain understudied, particularly regarding two critical dimensions: (1) how AI…

Human-Computer Interaction · Computer Science 2025-06-18 Anders Giovanni Møller , Daniel M. Romero , David Jurgens , Luca Maria Aiello

Social media has enabled the spread of information at unprecedented speeds and scales, and with it the proliferation of high-engagement, low-quality content. *Friction* -- behavioral design measures that make the sharing of content more…

Social and Information Networks · Computer Science 2023-07-24 Laura Jahn , Rasmus K. Rendsvig , Alessandro Flammini , Filippo Menczer , Vincent F. Hendricks

Users are daily exposed to a large volume of harmful content on various social network platforms. One solution is developing online moderation tools using Machine Learning techniques. However, the processing of user data by online platforms…

Machine Learning · Computer Science 2022-09-27 Pantelitsa Leonidou , Nicolas Kourtellis , Nikos Salamanos , Michael Sirivianos

Automated soft moderation systems are unable to ascertain if a post supports or refutes a false claim, resulting in a large number of contextual false positives. This limits their effectiveness, for example undermining trust in health…

Computation and Language · Computer Science 2024-07-31 Pujan Paudel , Mohammad Hammas Saeed , Rebecca Auger , Chris Wells , Gianluca Stringhini

We present Moderator, a policy-based model management system that allows administrators to specify fine-grained content moderation policies and modify the weights of a text-to-image (TTI) model to make it significantly more challenging for…

Cryptography and Security · Computer Science 2024-09-13 Peiran Wang , Qiyu Li , Longxuan Yu , Ziyao Wang , Ang Li , Haojian Jin

Community norm violations can impair constructive communication and collaboration online. As a defense mechanism, community moderators often address such transgressions by temporarily blocking the perpetrator. Such actions, however, come…

Computers and Society · Computer Science 2019-02-26 Jonathan P. Chang , Cristian Danescu-Niculescu-Mizil

WhatsApp is one of the most widely used messaging platforms globally, with billions of users sharing information in private groups. Yet, it offers little infrastructure to support moderation and group governance. In the absence of…

Human-Computer Interaction · Computer Science 2026-05-29 Gauri Nayak , Farhana Shahid , Kiran Garimella , Aditya Vashistha

Social media platforms employ various content moderation techniques to remove harmful, offensive, and hate speech content. The moderation level varies across platforms; even over time, it can evolve in a platform. For example, Parler, a…

Social and Information Networks · Computer Science 2025-02-05 Nihal Kumarswamy , Mohit Singhal , Shirin Nilizadeh

Social platforms are heavily used by individuals to share their thoughts and personal information. However, due to regret over time about posting inappropriate social content, embarrassment, or even life or relationship changes, some past…

Cryptography and Security · Computer Science 2021-10-05 Mohsen Minaei , Mainack Mondal , Aniket Kate

Social media platforms utilize Machine Learning (ML) and Artificial Intelligence (AI) powered recommendation algorithms to maximize user engagement, which can result in inadvertent exposure to harmful content. Current moderation efforts,…

Computation and Language · Computer Science 2025-05-30 Rajvardhan Oak , Muhammad Haroon , Claire Jo , Magdalena Wojcieszak , Anshuman Chhabra

As the last few years have seen an increase in online hostility and polarization both, we need to move beyond the fack-checking reflex or the praise for better moderation on social networking sites (SNS) and investigate their impact on…

Discrete Mathematics · Computer Science 2023-03-28 David Chavalarias , Paul Bouchaud , Maziyar Panahi

Illegal content on social media poses significant societal harm and necessitates timely removal. However, the impact of the speed of content removal on prevalence, reach, and exposure to illegal content remains underexplored. This study…

The presence of toxic content has become a major problem for many online communities. Moderators try to limit this problem by implementing more and more refined comment filters, but toxic users are constantly finding new ways to circumvent…

Computation and Language · Computer Science 2018-12-06 Éloi Brassard-Gourdeau , Richard Khoury

In recent years, online social networks have allowed worldwide users to meet and discuss. As guarantors of these communities, the administrators of these platforms must prevent users from adopting inappropriate behaviors. This verification…

Information Retrieval · Computer Science 2019-06-17 Noé Cecillon , Vincent Labatut , Richard Dufour , Georges Linarès

Online crowdfunding has received a great deal of attention from entrepreneurs and policymakers as a promising avenue to fostering entrepreneurship and innovation. A notable aspect of this shift from an offline to an online setting is that…

Social and Information Networks · Computer Science 2014-08-20 Gordon Burtch , Anindya Ghose , Sunil Wattal

With the increase in online news consumption, to maximize advertisement revenue, news media websites try to attract and retain their readers on their sites. One of the most effective tools for reader engagement is commenting, where news…

Information Retrieval · Computer Science 2026-02-09 Ankan Mullick , Sayan Ghosh , Ritam Dutt , Avijit Ghosh , Abhijnan Chakraborty