ResearchBenchmarksGroup Recommendation on MovieLens (Group RMSE evaluation)Follow0.9706Group RMSERC-DMC0.9673680.9891841.0111.032816Jun 1, 2026Evaluation ResultsMethodMethodLinksGroup RMSERC-DMCTrain time (s)=41.03,...Train time (s)=41.03, retrain-per-group protocol=false2026.060.9706WBFTrain time (s)=64.38,...Train time (s)=64.38, retrain-per-group protocol=true2026.061.0018AFTrain time (s)=5.79, r...Train time (s)=5.79, retrain-per-group protocol=true2026.061.0514