---
title: "Discussion on \"BERT, Dense Passage Retrieval, and how RAG was invented\" | Hashnode"
description: "Discussion on \"BERT, Dense Passage Retrieval, and how RAG was invented\". AI Series: Mid-Series Special 13"
url: "https://hashnode.com/posts/bert-dense-passage-retrieval-and-how-rag-was-invented/69ca208e5282e6ac9c65e80f"
---

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Discussion

# [BERT, Dense Passage Retrieval, and how RAG was invented](https://retzam.hashnode.dev/bert-dense-passage-retrieval-and-how-rag-was-invented?utm_source=hashnode&utm_medium=feed)

AI Series: Mid-Series Special 13

Mar 30 · 6 min read · retzam.hashnode.dev  
Updated Apr 6  
Read the article

-   [#bert](https://hashnode.com/tag/bert)
-   [#dense-passage-retrieval](https://hashnode.com/tag/dense-passage-retrieval)
-   [#rag](https://hashnode.com/tag/rag)
-   [#cosine-similarity](https://hashnode.com/tag/cosine-similarity)
-   [#dot-product](https://hashnode.com/tag/dot-product)
-   [#ml](https://hashnode.com/tag/ml)
-   [#ai](https://hashnode.com/tag/ai)

## Written by

[Retzam Tarle](https://hashnode.com/@retzam)

@retzam

  
[View profile](https://hashnode.com/@retzam)

Exploring the Details: A Software Engineer's Journey into the World of AI

I am a software engineer.

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