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Re-weighting Based Group Fairness Regularization via Classwise Robust Optimization

ICLR 2023 · Learning theory and algorithms › Fairness · approach: Fairness-constrained classification · 5 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
Use FairDRO instead of PLLogistic regression on Adult · AdultDCA: 2.55 ($\pm$0.39) -> 1.99 ($\pm$0.38)Helped
Use FairDRO instead of RWLogistic regression on Adult · Adultaccuracy: 81.98 ($\pm$0.04) -> 79.23 ($\pm$0.11)Hurt
Use FairDRO instead of LBCLogistic regression on COMPAS · COMPASDCA: 6.03 ($\pm$1.13) -> 5.20 ($\pm$0.92)Helped
Use FairDRO instead of ScratchLogistic regression on COMPAS · COMPASaccuracy: 63.29 ($\pm$0.00) -> 61.97 ($\pm$0.24)Hurt
Use FairDRO instead of LBCResNet18 on UTKFace · UTKFaceDCAHelped
Use FairDRO instead of LBCBERT on CivilComments · CivilCommentsDCAMixed
Replace classwise DRO with direct cross-entropy approximation of the DCA-regularized objective (ablation)FairDRO · Adult, COMPAS, UTKFace, and CivilCommentsaccuracy-DCA trade-offHurt
Replace classwise DRO with classwise variance regularization (ablation)FairDRO · Adult, COMPAS, UTKFace, and CivilCommentsaccuracy-DCA trade-offHurt
Use one uncertainty set over class-group pairs instead of separate classwise uncertainty sets (ablation)FairDRO · COMPAS, UTKFace, and CivilCommentsaccuracy-DCA trade-offHurt
Use one uncertainty set over class-group pairs instead of separate classwise uncertainty sets (ablation)FairDRO · Adultaccuracy-DCA trade-offNo clear effect

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