Author

D. Mukhopadhyay

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Preprint Aug 2026

Assessing the Downstream Utility of Evidence-Aware Retrieval in RAG

Retrieval evaluation for retrieval-augmented generation (RAG) is increasingly designed around whether retrieved passages contain evidence that can support generation, rather than topical relevance alone. We study whether this closer alignment with downstream evidence needs also makes retrieval evaluation more useful fo...

Utshab Kumar Ghosh, D. Mukhopadhyay, Shubham Chatterjee · 0 citations

Jul 2026

Bridge Evidence: Static Retrieval Utility Does Not Predict Causal Utility in Multi-Step Agentic Search

Using the Observable Entity Relevance measure from prior work, entities that discriminate relevant from non-relevant candidates appear in the agent's next query 4.02 times more often than entities found only in non-relevant documents.

D. Mukhopadhyay, Utshab Kumar Ghosh, Shubham Chatterjee · arXiv.org · 1 citation