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Katrien Verbert

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Perception of Fairness in Group Music Recommender SystemsIUI 20212021-04-13
A web app built on the Spotify API tests two ranking methods: time-based ranking (chronological playlist) and a dissimilarity score ranking that pushes songs…
Talk
Visual, textual or hybrid: the effect of user expertise on different explanationsIUI 20212021-04-13
Two between-subject studies (each with 10 experts and 10 non-experts) compare a textual explanation, a visual explanation using partial dependence plots, and a…
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Tailoring Gamification for Adolescents: a Validation Study of Big Five and Hexad in DutchCHI PLAY 20202020-11-02
Validation of Dutch questionnaires with 402 Dutch adolescents shows the Big Five measures (using BFI-44 and BFI-10) retain recognizable factor structure but…
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Disambiguating Preferences for Gamification Strategies to Motivate Pro-Environmental BehaviourCHI PLAY 20202020-11-02
A gamified mobile app with four strategies (goal-setting actions and daily challenges, progression via levels, points and avatar purchases, skip option) is…
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Age? It's in the Game: An Exploratory Study on Detection of Cognitive Aging through Card GamesCHI PLAY 20192019-10-22
Built a computer-vision auto-labeler that extracts play traces from commercial FreeCell and engineers features; trained a Logistic Regression classifier on…
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Supporting job mediator and job seeker through an actionable dashboardIUI 20192019-03-17
A prototype dashboard surfaces a recommender’s prediction (probability of finding work within 120 days from a 700,000+‑user model) and gives mediators…
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To explain or not to explain: the effects of personal characteristics when explaining music ...IUI 20192019-03-17
A web music recommender with six tweakable attributes and optional bar-chart explanations runs a within-subject MTurk study (71 valid users, 20 pilot)…
Talk
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