Part 2: Agentic Ingestion & Multimodal Knowledge Graphs
1. The Fall of Traditional OCR: The “Garbage In, Garbage Out” Pain In Enterprise RAG architecture, the most ruthless formula is: Garbage In = Garbage Out. Before 2025, data engineers often used traditional OCR tools (like Tesseract, PyMuPDF) to extract text from PDF documents. The result was a disaster: Financial report table structures were shattered, data columns were merged together, and technical diagrams were completely ignored. When a Vector Database contains a messy, contextless heap of text (Context loss), no matter how powerful the LLM is, the answer you receive will only be a Hallucination. ...