Semantic vector retrieval runs in parallel with the selected graph retrieval strategy and the system fuses both result sets using weighted ranking so that structural relevance and semantic relevance reinforce each other rather than substitute for one another.

Semantic vector retrieval runs in parallel with whichever graph strategy is selected.

— Beyond Retrieval - Pyrana Context Engine Whitepaper.pdf

Results are then fused using weighted ranking

— Beyond Retrieval - Pyrana Context Engine Whitepaper.pdf

so that structural relevance and semantic relevance reinforce rather than replace each other.

— Beyond Retrieval - Pyrana Context Engine Whitepaper.pdf