ResearchBenchmarksUser Cold-start Recommendation on VideoUser Cold-start Recommendation on VideoFollow9.22Recall@20AlphaFree4.18645.49326.88.1068Mar 3, 2026Evaluation resultsMethodMethodLinksRecall@20NDCG@20AlphaFree2026.039.225.96AlphaRec2026.037.324.74FISM-BPR2026.036.013.97LightGCN2026.034.382.74