Preprint
Aug 2026
IAPO: Influence-Aware Policy Optimization for Credit Assignment in Multi-Turn Service Agents
Influence-Aware Policy Optimization (IAPO), which represents each rollout as a typed influence-dependency graph over trainable agent actions, with user and tool observations serving as evidence, is introduced and advances the understanding of credit assignment in multi-turn user interactions.
B. Ren, Yirong Mao, Y. Yang et al.
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