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You're reading from  Generative AI with LangChain

Product typeBook
Published inDec 2023
PublisherPackt
ISBN-139781835083468
Edition1st Edition
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Author (1)
Ben Auffarth
Ben Auffarth
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Ben Auffarth

Ben Auffarth is a full-stack data scientist with more than 15 years of work experience. With a background and Ph.D. in computational and cognitive neuroscience, he has designed and conducted wet lab experiments on cell cultures, analyzed experiments with terabytes of data, run brain models on IBM supercomputers with up to 64k cores, built production systems processing hundreds and thousands of transactions per day, and trained language models on a large corpus of text documents. He co-founded and is the former president of Data Science Speakers, London.
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Summary

In this chapter, we first talked about the problem of hallucinations and automatic fact-checking, and how to make LLMs more reliable. We implemented a few simple approaches that help to make LLM outputs more accurate. We then looked at and implemented prompting strategies to break down and summarize documents. This can be immensely helpful for digesting large research articles or analyses. Once we get into making a lot of chained calls to LLMs, this can mean we incur a lot of costs. Therefore, I dedicated a subsection to token usage.

The OpenAI API implements functions, which we can use, among other things, for information extraction in documents. We’ve implemented a remarkably simple version of a CV parser as an example of this functionality that indicates how this could be applied. Tools and function calling are not unique to OpenAI, however. The evolution of instruction tuning, function calling, and tool usage enables models to move beyond freeform text generation...

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Generative AI with LangChain
Published in: Dec 2023Publisher: PacktISBN-13: 9781835083468

Author (1)

author image
Ben Auffarth

Ben Auffarth is a full-stack data scientist with more than 15 years of work experience. With a background and Ph.D. in computational and cognitive neuroscience, he has designed and conducted wet lab experiments on cell cultures, analyzed experiments with terabytes of data, run brain models on IBM supercomputers with up to 64k cores, built production systems processing hundreds and thousands of transactions per day, and trained language models on a large corpus of text documents. He co-founded and is the former president of Data Science Speakers, London.
Read more about Ben Auffarth