arxiv
PublishedOctober 28, 2026 at 4:00 AM
Priority-Preserving Advantage Aggregation for Multi-Reward Policy Optimization
Publisher summary· verbatim
arXiv:2610.34862v1 Announce Type: new Abstract: LLM post-training often optimizes multiple objectives with unequal priorities, such as correctness and reasoning efficiency. However, the widely used additive reward aggregation in RL can violate these priorities: when primary and auxiliary advantages
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Originally published on arxiv ↗