How to Improve LLMs with RAG

A beginner-friendly introduction w/ Python code

This article is part of a larger series on using large language models in practice. In the previous post, we fine-tuned Mistral-7b-Instruct to respond to YouTube comments using QLoRA. Although the fine-tuned model successfully captured my style when responding to viewer feedback, its responses to technical questions didn’t match my explanations. Here, I’ll discuss how we can improve LLM performance using retrieval augmented generation (i.e. RAG).

The original RAG system. Image from Canva. …

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