Placebo

The Illusion of Privacy: Investigating User Misperceptions in Browser Tracking Protection
Third parties track users’ web browsing activities, raising privacy concerns. Tracking protection extensions prevent this, but their …
Maximiliane Windl, Roman Amberg, Thomas Kosch
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"AI enhances our performance, I have no doubt this one will do the same": The Placebo Effect Is Robust to Negative Descriptions of AI
Heightened AI expectations facilitate performance in human-AI interactions through placebo effects. While lowering expectations to …
Agnes M. Kloft, Robin Welsch, Thomas Kosch, Steeven Villa
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Evaluating Interactive AI: Understanding and Controlling Placebo Effects in Human-AI Interaction
In the medical field, patients often experience tangible benefits from treatments they expect will improve their condition, even if the …
Steeven Villa, Robin Welsch, Alena Denisova, Thomas Kosch
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The Illusion of Performance: The Effect of Phantom Display Refresh Rates on User Expectations and Reaction Times
User expectations impact the evaluation of new interactive systems. Increased expectations may enhance the perceived effectiveness of …
Esther Bosch, Robin Welsch, Tamim Ayach, Christopher Katins, Thomas Kosch
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