The Differential Reasoning Router: Operationalizing Cost-Aware LLM Annotation in E-commerce
This work introduces the Differential Reasoning Router (DRR), a cost-aware framework for cold-start LLM annotation that jointly optimizes model selection and human escalation, enabling a gradual shift from human-heavy cold-start annotation toward high-confidence automated routing.
Cheng Lyu, Jingyu Zhang, Vinny DeGenova et al.
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