activity
20232026
collaborators

5 papers

cs.AI2026

Prompt Revision as a Source of Cultural Bias in Text-to-Image Systems

Aleksandra Urman, Elsa Lichtenegger, Salima Jaoua +7

Commercial text-to-image systems silently revise user prompts before generating images, a step users typically cannot disable or even see. Yet, existing audits of cultural bias exa…

cs.HC2024

WEIRD Audits? Research Trends, Linguistic and Geographical Disparities in the Algorithm Audits of Online Platforms -- A Systematic Literature Review

Aleksandra Urman, Mykola Makhortykh, Aniko Hannak

The increasing reliance on complex algorithmic systems by online platforms has sparked a growing need for algorithm auditing, a methodology evaluating these systems' functionality…

cs.SI2023

Dynamics of toxic behavior in the Covid-19 vaccination debate

Azza Bouleimen, Nicolò Pagan, Stefano Cresci +2

In this paper, we study the behavior of users on Online Social Networks in the context of Covid-19 vaccines in Italy. We identify two main polarized communities: Provax and Novax.…

cs.CY2023

User Attitudes to Content Moderation in Web Search

Aleksandra Urman, Aniko Hannak, Mykola Makhortykh

Internet users highly rely on and trust web search engines, such as Google, to find relevant information online. However, scholars have documented numerous biases and inaccuracies…

cs.SI2023

User's Reaction Patterns in Online Social Network Communities

Azza Bouleimen, Nicolò Pagan, Stefano Cresci +3

Several one-fits-all intervention policies were introduced by the Online Social Networks (OSNs) platforms to mitigate potential harms. Nevertheless, some studies showed the limited…