What is knowledge graph?

Example

Two actors, one film, and the facts joining them.

cypher

MATCH path = (:Person)-[:ACTED_IN]->(:Movie {title: 'Toy Story'})
RETURN path

Each relationship states a fact. Following the two [:ACTED_IN] relationships that arrive at Toy Story answers who acted in it.

Lessons that use this term

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71 lessons use this term. The 40 with the highest term density are listed here.

Constructing Knowledge Graphs with Neo4j GraphRAG for Python57 mentions

Create your own knowledge graphCustomizationyou will apply what you have learned throughout the course to create your own knowledge graph5 mentions
Text to Cypher retrieverRetrievallanguage questions by generating and executing Cypher queries against the knowledge graph8 mentions
Add structured data to the knowledge graphKnowledge Graph PipelineThe knowledge graph you created is solely based on unstructured data extracted from8 mentions
Define a schemaKnowledge Graph PipelineThe knowledge graph you created is unconstrained, meaning that any entity or relationship can be created based on the data extracted from8 mentions
Create a graphKnowledge Graph Pipelinethis lesson, you will learn how to create a knowledge graph from unstructured data using the6 mentions
Vector + Cypher retrieverRetrievalchunks in the knowledge graph include vector embeddings that allow for similarity search based on vector10 mentions
Entity resolutionCustomizationthe entities are identified in the text and subsequently created in the knowledge graph, they may not be3 mentions
Chunk sizeKnowledge Graph Pipelinethe modified pipeline to recreate the knowledge graph with the new chunk2 mentions
Set up your development environmentIntroductionGraphRAG for Python (neo4j_graphrag) package to create a knowledge graph from unstructured and structured data Create vector and text to Cypher retrievers that use the knowledge graph to2 mentions

Neo4j and Generative AI Workshop57 mentions

Create your own knowledge graphKnowledge Graph Constructionoptional challenge, you will apply what you have learned to create your own knowledge graph5 mentions
Create an agentAgentsUse either the lesson knowledge graph or your own knowledge graph from the previous4 mentions
Add structured data to the knowledge graphKnowledge Graph ConstructionThe knowledge graph you created is solely based on unstructured data extracted from9 mentions
Text to Cypher retrieverRetrievallanguage questions by generating and executing Cypher queries against the knowledge graph6 mentions
Define a schemaKnowledge Graph ConstructionThe knowledge graph you created is unconstrained, meaning that any entity or relationship can be created based on the data extracted from8 mentions
What is a Knowledge GraphGenerative AIA knowledge graph is an organized representation of real-world entities and their6 mentions
Create a graphKnowledge Graph ConstructionIn this lesson, you will learn how to create a knowledge graph from unstructured data using the4 mentions
Vector + Cypher retrieverRetrievalThe chunks in the knowledge graph include vector embeddings that allow for similarity search based on vector5 mentions
GraphRAG for PythonGenerative AIRetrievers GraphRAG pipelines Knowledge graph2 mentions
Chunk sizeKnowledge Graph Constructionthe modified pipeline to recreate the knowledge graph with the new chunk2 mentions
Constructing knowledge graphsKnowledge Graph Constructionconstructing a knowledge graph from unstructured text, you typically follow these3 mentions

Introduction to Graph Databases Workshop3 mentions

Create a GraphGraph Databasesmay not be familiar with the term knowledge graph, but you have probably used3 mentions

Zero to Production Hands-On Workshop3 mentions

Create a GraphGraph Databasesmay not be familiar with the term knowledge graph, but you have probably used3 mentions

Building Knowledge Graphs with LLMs51 mentions

Neo4j LLM Graph BuilderLLM Graph Builderthis lesson, you will use the LLM Graph Builder to construct a simple knowledge graph12 mentions
Create your Knowledge GraphExploring your knowledge graphthis optional challenge, you will use your own data to construct a knowledge graph1 mention
Explore the Knowledge GraphExploring your knowledge graphthis lesson, you will explore the knowledge graph created by the LLM Graph5 mentions
Complete the GraphLLM Graph Builderchallenge, you will upload the complete set of course documents and build the knowledge graph2 mentions
What is a Knowledge GraphKnowledge graphsA knowledge graph is an organized representation of real-world entities and their5 mentions
Explore a Knowledge GraphKnowledge graphssandbox contains a prebuilt knowledge graph5 mentions
Benefits and challengesKnowledge graphsand correctly associating entities with their corresponding entries in the knowledge graph is crucial for accuracy and understanding3 mentions
Customize the schemaLLM Graph Builderschema for the knowledge graph2 mentions
Querying using CypherExploring your knowledge graphthis lesson, you will explore examples of how to query a knowledge graph using11 mentions
How to Construct a Knowledge Graph with an LLMLLM Graph Builderthis lesson, you will learn the process of constructing a knowledge graph using a Language Model4 mentions

Introduction to Vector Indexes and Unstructured Data3 mentions

Turning data into knowledgeImporting unstructured datayou can use Neo4j to turn knowledge into data, the first step in creating a knowledge graph2 mentions

Neo4j & GenerativeAI Fundamentals16 mentions

Creating Knowledge GraphsKnowledge GraphsHow you create a knowledge graph depends on the type of data you have and how you want to structure6 mentions
GenAI FrameworksIntegrating Neo4j with Generative AIRetrieval-augmented generation (RAG). Agentic workflows. Knowledge graph3 mentions
What is a Knowledge GraphKnowledge Graphs> A knowledge graph is an organized representation of real-world entities and their4 mentions

Neo4j Agent Memory Workshop14 mentions

The Starting AgentIntroduction to Agent Memoryrepository holds an agent that answers questions about a course knowledge graph — the agent you'll give memory2 mentions
Make It YoursYour Own Memory ToolLoad your own knowledge graph: Put your domain into a new instance — code, tickets, documents — and rewrite the three Cypher tools to query2 mentions
Installation and ConfigurationIntroduction to Agent Memorythis workshop, you'll take an AI agent that answers questions about a knowledge graph — and give it4 mentions

GraphRAG Hackathon9 mentions

Hack TimeTime to BuildGraphRAG chatbot — answer questions about your domain using Neo4j as the knowledge graph Recommendation engine — suggest items using collaborative filtering across your graph Fraud or anomaly3 mentions

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