ResearchBenchmarksCollaborative Filtering on Amazon-Book (Timing)Collaborative Filtering on Amazon-Book (Timing)Follow3,235.6Training Time (s)FlowCF2,656.8326,563.51610,470.214,376.884May 6, 2026Evaluation resultsMethodMethodLinksTraining Time (s)Inference Time (s)FlowCF2026.053,235.692.8StageCF2026.053,786.8135.9DDRM2026.054,934.1175.6DiffRec2026.056,865.8149.2LightGCN2026.0514,820.7131.6MacridVAE2026.0517,704.865.9