Section 01
导读 / 主楼:Document Reader: A Practical Guide to Building a RAG-based PDF Intelligent Q&A System
Introduction / Main Floor: Document Reader: A Practical Guide to Building a RAG-based PDF Intelligent Q&A System
This article introduces how to build a document Q&A application using Streamlit, LangChain, Groq, and ChromaDB, implementing the complete RAG workflow including PDF upload, text extraction, vector embedding, semantic retrieval, and LLM generation.