Method
repeated tokens ≈ overlap × (chunks − 1); relative overhead over effective corpus.
RAG overlap overhead
Quantify extra repeated tokens introduced by chunk overlap.
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Inputs
Change assumptions
How to use it
Use the result as a transparent planning estimate. Change one assumption at a time, compare scenarios and move to Toolkit when you need system-level simulation.
Limits
More overlap does not guarantee better retrieval; evaluate on real queries.
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Local by design
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