ResearchBenchmarksDiversity on Online A/B Re-Ranking (test)Follow21Engagement Rate 1AgenticRecTune19.9520.4752121.525Apr 21, 2026Evaluation ResultsMethodMethodLinksEngagement Rate 1Engagement Rate 2Diversity ScoreAgenticRecTuneStage=Re-RankingStage=Re-Ranking2026.0421293.43