Train Separately, Merge Together: Modular Post-Training with Mixture-of-Experts

arXiv:2604.18473 · cs.LG · Submitted 2026-04-20 · Read on arXiv

cs.LG

Submitted: 2026-04-20

Updated: 2026-10-19

Terminology

• Catastrophic Forgetting — 1× in this paper · explained in 6 episodes
• Reinforcement Learning — 1× in this paper · explained in 4 episodes

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