You Need Better Knowledge Graphs for Your RAG



AI Summary

Summary: Constructing a Knowledge Graph for Data Day Texas 2024

  • Objective: To learn about speakers and topics at Data Day Texas 2024 due to overlapping sessions.
  • Tool Used: Diffbot to extract speaker data from the conference website.
  • Data Extraction:
    • Extracted speaker data into a CSV file.
    • Focused on the summary column for knowledge graph generation.
  • Knowledge Graph Construction:
    • Used Sling Chain Stiff Bot Graph Transformer.
    • Modified source code to fit the project’s needs.
    • Extracted entities and relationships from text data.
    • Assigned confidence degrees to facts with corresponding evidence.
  • Loading into Database:
    • Adjusted library code to bypass the need for document type data.
    • Loaded graph document into Neo4j database.
  • Knowledge Graph Examples:
    • Demonstrated how the knowledge graph captures interests and relationships.
    • Showed the value of knowledge graphs in connecting topics and people.
  • Comparison with GPT-4:
    • Decided against comparing with GPT-4 due to cost concerns.
    • Highlighted previous issues with GPT-4’s entity extraction accuracy.
  • Graph Analytics:
    • Used the knowledge graph to identify experts in graph analytics and computer science.
    • Demonstrated the AI assistant’s Q&A capability with the knowledge graph.
  • Importance of Fact-Checking:
    • Emphasized the need for benchmark setting, fact-checking, and evaluation in AI applications.
    • Noted Diffbot’s transparency and credibility in information retrieval.
  • Conclusion:
    • Stressed the importance of credible information for AI application development.
  • Engagement:
    • Invited comments and thoughts on the video content.

GitHub Repo (mentioned for code reference, but no specific link provided)