PrivacyExplainabilityTrustworthinesscs.LG
TrustmeWatcher: An Application for Workplace Micro-Sensing and Explainable Well-Being Feedback
Chengyu Yu, Leon Jacopo Costa, Zoja Anžur, Mohan Li, Gašper Slapničar, Daniil Kirilenko, Martin Gjoreski, Mitja Luštrek, Marc Langheinrich
October 5, 2026
Key Takeaways
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Local AI processing protects privacy: The application runs its well-being prediction model locally on users' devices rather than sending data to external servers, allowing participants to maintain control over sensitive workplace activity information while still receiving personalized feedback.
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Transparency through explainable AI: The system uses XAI techniques to help users understand why the AI made specific predictions about their well-being based on their computer activity, moving beyond "black box" predictions that users cannot interpret or trust.
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Integration of multiple data types improves insights: By combining continuous computer activity monitoring with self-reported questionnaire responses and video highlights, the system creates a more complete picture of workplace well-being than any single data source alone, with the model trained on these aligned records from 17 participants.
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User control over surveillance is built-in: The application includes explicit Privacy Control features allowing participants to pause or resume camera and eye-tracker data collection, acknowledging that workplace monitoring raises legitimate privacy concerns that should be addressed through user agency rather than ignored.
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Dashboard presents predictions in understandable terms: Rather than showing raw AI scores, the interface displays well-being predictions using "semantic bands"—human-friendly categories—making the AI's assessment of six normalized state scores and overall well-being accessible to non-technical users.