verl-project/verl

[FR] Better metric reduction utility

Aperta

#1508 aperta il 13 mag 2025

 (5 commenti) (2 reazioni) (0 assegnatari)Python (4426 fork)auto 404
enhancementfeature requestgood first issue

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Descrizione

Motivation

reduce_metrics seems to be used for reducing metrics across DP ranks and batches, which only simply means the values.

However, reducing metrics across DP ranks is non-trivial since some metrics like "mean" are not linear.

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