Vector-Grounded Graph Retrieval: The Pattern Behind Modern GraphRAG
Knowledge graphs encode structured facts that LLMs can reason over, but they require precise entry points — while user queries are fuzzy natural language. Vector-grounded graph retrieval solves this by using embedding similarity to discover seed entities, then walking the graph outward to surface connected relationships. This retrieve-and-traverse pattern has become the standard approach in production GraphRAG systems, combining the semantic flexibility of vector search with the structural reasoning of graph traversal.
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