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Equation 26 · Ten Failure Modes That Define Production RAG

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kk

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kk

Symbol k

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For over-retrieval and duplication , sweep k against a held-out accuracy curve per corpus rather than adopting a value from a tutorial, and run exact or embedding-distance deduplication on the retrieved set before it reaches the prompt, logging how many slots were removed so that redundancy becomes a visible, trending number rather than an invisible tax.

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