Add cuml.metrics.precision_score - #8524

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NVIDIA:mainfrom

VaggelisGian:fea-cupy-precision-score

Commits on Aug 26, 2026

Add cuml.metrics.precision_score
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84ad1fe

Commits on Aug 27, 2026

Cut precision_score peak memory from O(L^2) to O(n+L)
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30c290d
Keep precision_score scalar scoring on the device
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4787a76
Flatten one-column metric inputs with reshape instead of squeeze
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5c649d4
Score a missing pos_label as undefined for one-class targets
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8c4b9c7
Accept any Real zero_division value equal to 0 or 1
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2b3881d

Commits on Aug 28, 2026

Compare numpy scalar zero_division literals against cuml only
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5ba7874