AI PAPERS/DAILY
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Elastic
RAG and search

56 scanned pages to a cited answer in 5 minutes: RAG pipeline for the documents search cannot read

Our short summary of Elastic’s engineering write-up. The full story, with all the detail, is on their blog.

Read the full write-up on elastic.co (opens in a new tab)

Problem

Scanned PDFs and complex layouts were unreadable by traditional search, limiting access to important knowledge.

Solution

Elastic created a RAG pipeline that OCRs scanned pages into structured markdown, chunks and embeds the text, uses hybrid keyword‑semantic retrieval, and generates answers with page citations via Claude Haiku.

+ Suggest a write-up

Want the architecture, code and numbers? They’re in the original post.

Read the full write-up on elastic.co (opens in a new tab)

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