> For the complete documentation index, see [llms.txt](https://docs.aporia.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.aporia.com/core-concepts.md).

# Core Concepts

- [Why Monitor ML Models?](https://docs.aporia.com/core-concepts/why-monitor-ml-models.md)
- [Understanding Data Drift](https://docs.aporia.com/core-concepts/understanding-data-drift.md)
- [Analyzing Performance](https://docs.aporia.com/core-concepts/analyzing-performance.md)
- [Tracking Data Segments](https://docs.aporia.com/core-concepts/tracking-data-segments.md)
- [Models & Versions](https://docs.aporia.com/core-concepts/model-versions.md)