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Fair Re-ranking on Amazon Fashion

-6.81Equality of Opportunity DifferenceMin-regularizer
-6.911952-6.223776-5.5356-4.847424Apr 28, 2026

Evaluation results

MethodLinks
Min-regularizerRanking size (K)=10, Target Accuracy Constraint=NDCG > 99%2026.04-6.810.8020.0415
CPFairRanking size (K)=20, Target Accuracy Constraint=NDCG > 99%2026.04-6.20380.81910.0358
ElasticRankRanking size (K)=20, Target Accuracy Constraint=NDCG > 99%2026.04-5.93790.8490.0319
Min-regularizerRanking size (K)=20, Target Accuracy Constraint=NDCG > 99%2026.04-5.81910.81920.0361
P-MMFRanking size (K)=20, Target Accuracy Constraint=NDCG > 99%2026.04-5.77650.81720.0476
FairSyncRanking size (K)=10, Target Accuracy Constraint=NDCG > 99%2026.04-4.68860.76970.0609
CPFairRanking size (K)=10, Target Accuracy Constraint=NDCG > 99%2026.04-4.66630.77310.0527
P-MMFRanking size (K)=10, Target Accuracy Constraint=NDCG > 99%2026.04-4.54360.7650.0637
ElasticRankRanking size (K)=10, Target Accuracy Constraint=NDCG > 99%2026.04-4.51560.81990.0427
FairSyncRanking size (K)=20, Target Accuracy Constraint=NDCG > 99%2026.04-4.49560.80910.0532
ManifoldRankRanking size (K)=20, Target Accuracy Constraint=NDCG > 99%2026.04-4.30410.79140.062
ManifoldRankRanking size (K)=10, Target Accuracy Constraint=NDCG > 99%2026.04-4.26120.74950.0706