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Free ebookDocument ProcessingPDFTables

Advanced document processing for RAG

AST-aware, layout-preserving, multi-modal. The document parsing patterns that make RAG work on real PDFs, spreadsheets, and code. Grounded in complex-RAG-guide.

Inside the ebook

What you get

  • Parse PDFs with layout preservation instead of flat text dump
  • Extract tables as structured data, not as corrupted prose
  • Chunk source code by AST unit (function, class)
  • Route multi-modal documents (images, plots, diagrams) through vision LLMs
  • Preserve document structure for better chunking and retrieval

Inside

  • Why flat-text extraction wrecks retrieval
  • Layout-preserving PDF parsing
  • Table extraction as structured data
  • AST-aware code chunking
  • Multi-modal routing for images, plots, diagrams
  • Structure-preserving chunking
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Master the core building blocks of RAG, from embeddings to agentic retrieval.

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