[`feat`] Add hardness-weighted contrastive learning to losses#3667

Merged

tomaarsen merged 9 commits intohuggingface:mainfrom

yjoonjang:feat/add_hardness_weight

Mar 2, 2026

Commits on Feb 19, 2026

Add hardness parameter to all contrastive losses
yjoonjang
committed

Commits on Feb 20, 2026

Commits on Feb 22, 2026

Correct hard_only to per-logit penalty on explicit negatives
yjoonjang
committed

Commits on Feb 26, 2026

Refactor (C)MNRL hardness weighting
tomaarsen
committed

Commits on Feb 27, 2026

Remove focal hardness mode and revert (C)GIST changes
yjoonjang
committed
Merge remote-tracking branch 'upstream/main' into feat/add_hardness_weight
yjoonjang
committed
Extend SparseMultipleNegativesRankingLoss with hardness weighting params
yjoonjang
committed

Commits on Mar 2, 2026

Add hardness_strength=0.0 warning, slight comment updates, rename slightly
tomaarsen
committed