ResearchBenchmarksCandidate Generation on MovieLens 20MFollow27.2Retrieval CoverageOracle1.6168.25814.921.542Jun 29, 2026Evaluation ResultsMethodMethodLinksRetrieval CoverageOracle2026.0627.2LHF2026.0614.7ItemKNN2026.0613.8LightGCN2026.0613.1Two-tower2026.0610.7Pop.2026.0610.5Best dense2026.065.1TF-IDF2026.064.1SBERT2026.062.6