> For the complete documentation index, see [llms.txt](https://docs.nannyml.com/cloud/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.nannyml.com/cloud/v0.24.2/probabilistic-model-evaluation/how-it-works.md).

# How it works

This section describes the core algorithms of Probabilistic Model Evaluation that is the way the probability distributions for performance metrics are estimated.