Build a Vision RAG System From Scratch: The Future of Multimodal Retrieval-Augmented Generation!

The Gradient Path ยท Intermediate ยท๐Ÿ” RAG & Vector Search ยท9mo ago
๐Ÿ–ผ๏ธ๐Ÿค– Vision RAG: The Future of Document Search is Here! Forget OCR-only pipelines! Now you can embed images as well as text and search your docs like never before. Welcome to the ultimate tutorial on Vision RAG โ€” the system that takes Retrieval-Augmented Generation (RAG) to a new dimension by adding true visual intelligence! Whether youโ€™re an AI enthusiast, dev, or researcher, this video unlocks new ways to process, search, and understand both text and images in documents. ๐Ÿ“š GitHub Repo: https://github.com/samugit83/TheGradientPath/tree/master/Rag/vision_rag ๐Ÿš€ What Youโ€™ll Learn โ“ What is Vision RAG? Discover how Vision RAG fuses state-of-the-art text ๐Ÿ“ and image ๐Ÿ–ผ๏ธ processing into one powerful workflow. No more text-only limits! โšก Step-by-Step Setup Get up and running fast: requirements, environment configuration, and database setup using Docker ๐Ÿณ & PostgreSQL ๐Ÿ˜ with pgvector ๐Ÿงฉ. ๐Ÿ“ฅ Ingestion Pipeline Watch Vision RAG extract, chunk, and embed both text & images (OpenAI ๐Ÿค– + Cohere ๐ŸŒˆ) โ€” then store them for lightning-fast semantic search. โšก ๐Ÿ”Ž Powerful Multimodal Search See queries instantly retrieve relevant passages and visuals from docs, research papers, manuals, and more! ๐Ÿ”ฅ ๐Ÿ’ก Contextual, Multimodal Answers Watch Vision RAG generate answers and insights by combining retrieved text & images using LLMs like GPT ๐Ÿค– or Gemini ๐ŸŒŸ. ๐Ÿ—๏ธ Architecture Deep Dive Explore the modular system design: from doc ingestion, through embedding generation, to answer production. ๐Ÿ› ๏ธ ๐Ÿ› ๏ธ Under the Hood ๐Ÿณ Docker-first deployment docker-compose up -d โ€” your database, extensions, and network are ready in seconds. ๐Ÿ˜ PostgreSQLโ€ฏ15 + pgvector IVFFLAT indexing for blazingly fast cosine similarity ๐Ÿš€. ๐Ÿงฉ Unified ingestion layer Extracts text (optionally via Tesseract OCR ๐Ÿ‘๏ธโ€๐Ÿ—จ๏ธ) and images from PDFs. Page-as-image mode for layout-heavy docs. Stores rich metadata for debugging and traceability ๐Ÿ•ต๏ธ. ๐Ÿ”„ Query Layer Converts questions into both text & vision vectors ๐ŸŽฏ.
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