4 papers
Seasonal Trading in Commodity Futures: Evidence from Regression and Singular Spectrum Signals
Ralph Kosch, Robin Forsberg
Commodity futures are shaped by harvest cycles, weather shocks, storage conditions, and seasonal demand, but it remains unclear whether recurring patterns yield robust out-of-sampl…
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…
Auditing Google's AI Overviews and Featured Snippets: A Case Study on Baby Care and Pregnancy
Desheng Hu, Joachim Baumann, Aleksandra Urman +4
Google Search increasingly surfaces AI-generated content through features like AI Overviews (AIO) and Featured Snippets (FS), which users frequently rely on despite having no contr…
Visibility Allocation Systems: How Algorithmic Design Shapes Online Visibility and Societal Outcomes
Stefania Ionescu, Robin Forsberg, Elsa Lichtenegger +4
Throughout application domains, we now rely extensively on algorithmic systems to engage with ever-expanding datasets of information. Despite their benefits, these systems are ofte…