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Less but Better: Generalization Enhancement of Ordinal Embedding via Distributional Margin

AAAI 2019 · Label-efficient and robust learning › Recognition and long-tail · approach: Contrastive representation theory · 1 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
Optimize margin distribution rather than only the minimum marginOrdinal embedding · Synthetic dataset, 200 training samplesgeneralization error (median): 0.468 -> 0.390Helped
Optimize margin distribution rather than only the minimum marginOrdinal embedding · Synthetic dataset, 1000 training samplesgeneralization error (median): 0.441 -> 0.298Helped
Optimize margin distribution rather than only the minimum marginOrdinal embedding · Synthetic dataset, 10000 training samplesgeneralization error (median): 0.257 -> 0.146Helped
Optimize margin distribution rather than only the minimum marginOrdinal embedding · Music artists, 200 training samplesgeneralization error (median): 0.403 -> 0.385Helped
Optimize margin distribution rather than only the minimum marginOrdinal embedding · Music artists, 1000 training samplesgeneralization error (median): 0.415 -> 0.291Helped
Optimize margin distribution rather than only the minimum marginOrdinal embedding · Music artists, 5000 training samplesgeneralization error (median): 0.239 -> 0.227Helped
Use margin distribution optimization instead of maximizing only the minimum marginOrdinal embedding · Synthetic dataset, few training samplesgeneralization abilityHelped
Maximize only the minimum margin rather than modeling the margin distributionGNMDS-p ordinal embedding · Synthetic dataset, few training samplesgeneralization performanceHurt

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