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cs.IR2026
Explaining Group Recommendations via Counterfactuals
Maria Stratigi, Nikos Bikakis, Kostas Stefanidis
Group recommender systems help users make collective choices but often lack transparency, leaving group members uncertain about why items are suggested. Existing explanation method…
cs.IR2013★ 3 cited
Finding the Right Set of Users: Generalized Constraints for Group Recommendations
Kostas Stefanidis, Evaggelia Pitoura
Recently, group recommendations have attracted considerable attention. Rather than recommending items to individual users, group recommenders recommend items to groups of users. In…