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Multi-Dimensional Classification via kNN Feature Augmentation

AAAI 2019 · Label-efficient and robust learning › Recognition and long-tail · approach: Partial and multi-label learning · 64 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
add kNN-augmented class-count features (KRAM) to BRBR with SVM/NB · 11 MDC data sets, 3 metricswin/tie/loss: 29/36/1Helped
add kNN-augmented features to ECCECC with SVM/NB · 11 MDC data sets, 3 metricswin/tie/loss: 31/35/0Helped
add kNN-augmented features to ECPECP with SVM/NB · 11 MDC data sets, 3 metricswin/tie/loss: 26/29/11Mixed
add kNN-augmented features to ESCESC with SVM/NB · 11 MDC data sets, 3 metricswin/tie/loss: 28/36/2Helped
add kNN features to BRBR + SVM · Sceneexact match: .530 -> .651Helped
add kNN features to BRBR + NB · WQplantshamming score: .397 -> .506Helped
add kNN features to ECPECP + SVM · WQplantsexact match: .093 -> .067Hurt
add kNN features to ECPECP + NB · Thyroidexact match: .793 -> .768Hurt
add kNN features to BRBR + SVM · Flare1exact match: .821 -> .818No clear effect
vary k from 5 to 10 (ablation)KRAM-BR · MDC data setsall metricsNo clear effect

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