Extracting with a vision model
You've now seen modular tools (PyMuPDF + Tesseract) and combined packages (Docling). Both work at the character level — reading shapes and matching iFull definition for pattern (opens in a new tab)A graph structure written in Cypher, such as a node joined to another node by a relationship.. Vision-capable iGo to glossary for large language model (opens in a new tab)A model trained on text to predict the next token, and so to generate language. take a fundamentally different approach: they interpret page images directly, understanding layout, context, abbreviations, and even handwriting.
This is the most capable extraction method available — and also the most expensive and slowest.
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