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Xu, Luyan (author), Zhou, Xuan (author), Gadiraju, Ujwal (author)Studies in searching as learning (SAL) have revealed that user knowledge gain not only manifests over a long-term learning period, but also occurs in single short-term web search sessions. Though prior works have shown that the knowledge gain of collaborators can be influenced by user demographics and searching strategies in long-term...conference paper 2020
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Delic, Amra (author), Neidhardt, Julia (author), Nguyen, Thuy-Ngoc (author), Ricci, Francesco (author), Rook, L. (author), Werthner, Hannes (author), Zanker, Markus (author)Most research on group recommender systems relies on the assumption that individuals have conflicting preferences; in order to generate group recommendations the system should identify a fair way of aggregating these preferences. Both empirical studies and theoretical frameworks have tried to identify the most effective preference aggregation...conference paper 2016