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EvaluationHard· Retrieval Evaluation· Offline Testing

How do you identify the crossover point where retrieval...

Since the outcome acts as the label, you do not need manual relevance annotations. Use resolved tickets, human feedback, or calibrated LLM judges to score the outputs. If entities are not easily linkable, use the frequency of the query’s head noun phrase in your corpus as a proxy for popularity. This allows you to map the performance curve and find the crossover point.

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