Retrieval is the system's most differentiated subsystem, and Pyrana does not treat every question as a similarity search over text so that retrieval can use multiple specialized strategies instead of text similarity alone.

Retrieval is the system's most differentiated subsystem.

— Beyond Retrieval - Pyrana Context Engine Whitepaper.pdf

Rather than treating every question as a similarity search over text,

— Beyond Retrieval - Pyrana Context Engine Whitepaper.pdf

Pyrana selects among three complementary retrieval strategies

— Beyond Retrieval - Pyrana Context Engine Whitepaper.pdf