Tutorial for Retrieval Augmented Generation (RAG) Using Langchain (https://github.com/langchain-ai/langchain)

This is a basic tutorial to introduce the concept of Retrieval Augmented Generation for the University of Maryland Applied Research Lab for Intelligence and Security (ARLIS) summer internship program Research for Intelligence & Security Challenges (RISC) in June 2024. This tutorial includes:

• A slide presentation
• A very simple demonstration of RAG for Q&A using Langchain
• A more complicated demonstration of RAG for Q&A using multiple documents and Langchain