Rag -

The Librarian hands these notes to the writer.

You ask the writer, "How does NASA use GraphRAG?" The Librarian hands these notes to the writer

Often, the first three documents the "Librarian" finds aren't the best. Adding a Reranker (a second check) can boost relevance from 70% to over 90% by double-checking the search results before the writer sees them. 0.5.25 cutting a sentence in half)

The writer reads the notes and crafts a response that is both beautifully written and factually grounded in the retrieved documents. 0.5.20 Real-World Success Stories "How does NASA use GraphRAG?" Often

Used "GraphRAG" to connect institutional knowledge buried in thousands of PDFs. By building a "People Knowledge Graph," they can now query who knows what across overlapping projects, turning unreachable data into a searchable brain. 0.5.11

If you split your documents too small (e.g., cutting a sentence in half), the AI loses context and fails. Developers have learned that "structure-aware" chunking—respecting headings and tables—is the real secret to quality. 0.5.4 , 0.5.31