Glossary

Plain-English definitions for the research, AI, and knowledge-management terms we reference across the Atlas library.

• Knowledge graph

  A structured representation of facts as nodes (entities) and edges (relationships).

• Retrieval-Augmented Generation (RAG)

  A pattern where a language model retrieves source passages before generating an answer.

• Citation traceability

  The property that every claim in an AI-generated answer can be traced back to a specific source passage.

• PDF chat

  A workflow where you upload a PDF and ask a language model questions about its contents.

• Mind map

  A radial diagram with a central concept and branches representing related ideas.

• Second brain

  A personal knowledge system that captures, organises, and connects what you read and learn.