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Unlocking Data with Generative AI and RAG

Unlocking Data with Generative AI and RAG

By : Keith Bourne
5 (2)
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Unlocking Data with Generative AI and RAG

Unlocking Data with Generative AI and RAG

5 (2)
By: Keith Bourne

Overview of this book

Generative AI is helping organizations tap into their data in new ways, with retrieval-augmented generation (RAG) combining the strengths of large language models (LLMs) with internal data for more intelligent and relevant AI applications. The author harnesses his decade of ML experience in this book to equip you with the strategic insights and technical expertise needed when using RAG to drive transformative outcomes. The book explores RAG’s role in enhancing organizational operations by blending theoretical foundations with practical techniques. You’ll work with detailed coding examples using tools such as LangChain and Chroma’s vector database to gain hands-on experience in integrating RAG into AI systems. The chapters contain real-world case studies and sample applications that highlight RAG’s diverse use cases, from search engines to chatbots. You’ll learn proven methods for managing vector databases, optimizing data retrieval, effective prompt engineering, and quantitatively evaluating performance. The book also takes you through advanced integrations of RAG with cutting-edge AI agents and emerging non-LLM technologies. By the end of this book, you’ll be able to successfully deploy RAG in business settings, address common challenges, and push the boundaries of what’s possible with this revolutionary AI technique.
Table of Contents (20 chapters)
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Free Chapter
1
Part 1 – Introduction to Retrieval-Augmented Generation (RAG)
7
Part 2 – Components of RAG
14
Part 3 – Implementing Advanced RAG

Code lab 11.3 – Output parsers

The file you need to access from the GitHub repository is titled CHAPTER11-3_OUTPUT_PARSERS.ipynb.

The end result of any RAG application is going to be text, along with potentially some formatting, metadata, and some other related data. This output typically comes from the LLM itself. But there are times when you want to get a more structured format than just text. Output parsers are classes that help to structure the responses of the LLM wherever you use it in your RAG application. The output that this provides will then be provided to the next step in the chain, or in the case of all of our code labs, as the final output from the model.

We will cover two different output parsers at the same time, and use them at different times in our RAG pipeline. We start with the parser we know, the string output parser.

Under the relevance_prompt function, add this code to a new cell:

from langchain_core.output_parsers import StrOutputParser
str_output_parser...
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