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Give a model useful outside information
Finding, chunking, ranking, grounding, freshness and permission.
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Retrieval finds material; generation writes with it
Separate the two operations in a RAG system.
About 4 minutes · Open activity
Split documents without losing meaning
Identify a bad document boundary for retrieval.
About 4 minutes · Open activity
An index helps find candidate material
Explain the role of a searchable document index.
About 4 minutes · Open activity
Similarity search is not exact keyword search
Recognize why related wording can retrieve a passage.
About 4 minutes · Open activity
Select the passages that actually help
Distinguish initial retrieval from relevance review or reranking.
About 4 minutes · Open activity
The answer still needs source support
Check whether a generated claim follows from supplied passages.
About 4 minutes · Open activity
Freshness and permission belong in retrieval
Identify a passage that should not be available for this request.
About 4 minutes · Open activity
Choose context, retrieval or training for the need
Select the appropriate kind of change in a supplied scenario.
About 4 minutes · Open activity
Find the broken link
Diagnose one missing passage, one stale source and one unsupported generated claim in a fictional help-desk answer.
About 5 minutes · Open activity