> For the complete documentation index, see [llms.txt](https://docs.fractalworks.io/joule/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.fractalworks.io/joule/components/analytics/ml-inferencing/key-concepts.md).

# Key concepts

## What we will learn on this article?

## Online stream prediction architecture

The Joule architecture **seamlessly integrates core features** such as feature engineering, prediction, model auditing and model management.

The following example showcases a predictive use case, leveraging the robust features that Joule brings to the forefront.

<figure><img src="/files/3CWXKEqsWzwpxaQojXCU" alt=""><figcaption><p>Joule Prediction architecture </p></figcaption></figure>

### Architecture components