Author

Zhou Xu

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Preprint Aug 2026

RLCascadeRouter: Quality-Estimator-Free Cascade Routing via Reinforcement Learning

RLCascadeRouter is a quality-estimator-free framework that formulates cascade routing as a Markov decision process with actions comprising ``stop''and model selection, and uses trajectory returns and advantages to directly optimize the performance-cost objective.

Shihong Huang, Shengjie Wang, Hongyao Ma et al. · 1 citation