RAG chatbot of scanned pdfs

The problem statement:
The documents contain scanned PDFs with tables, references, and other content. Queries may pertain to either references or tables. Some queries, such as “Total quantity of ______ purchased in 2017,” require calculations rather than retrieving direct answers from the table.
Need to create a RAG chatbot for these docs

This is an active area of research in the AI realm. It’s not an easy problem, and it has no fits-all-cases solutions yet.

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