[Feature] Support group router based balance loss in `BalancingLoss`#1267

Open

HAOCHENYE wants to merge 1 commit intoInternLM:mainfrom

HAOCHENYE:yehc/group-balanceloss

Commits on Nov 17, 2025

[Feature] Support group router based balance loss in `BalancingLoss`
HAOCHENYE
committed