Best Open-Source Embedding Models for RAG

Author(s): Ahmed Boulahia

Originally published on Towards AI.

High-Performance Open-Source Embedding Models for RAG Pipelines, Multilingual NLP, and Arabic Text

The embedding stage is a critical part of the Retrieval-Augmented Generation (RAG) pipeline.
It comes after data extraction and chunking, and it determines how effectively your system can represent, search, and retrieve information.
This post explains what embeddings are, how they work, and how to select the right embedding model, including English, multilingual, and Arabic options.

This article provides an in-depth exploration of different embedding models useful for Retrieval-Augmented Generation (RAG) workflows, discussing how embeddings convert text into meaningful vector representations allowing for efficient information retrieval. It covers key specifications for selecting embedding models, the importance of chunking in the RAG process, various models’ capabilities, specifically multilingual and Arabic embeddings, and concludes by highlighting the need for the right model tailored to specific use cases. The author emphasizes balancing accuracy and efficiency in embedding models for optimal retrieval performance.

Read the full blog for free on Medium.

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Published via Towards AI