> For the complete documentation index, see [llms.txt](https://docs.apica.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.apica.io/autonomous-insights/log-pattern-signature/log-ps-explained/log-ps-use-cases/log-outlier-isolation.md).

# Log Outlier Isolation

#### Log Outlier Isolation

Pattern signature grouping gives the user a way to quickly pick out anonymous logs based on infrequent PS logs. For the example below, one apparent failed SSL log is shown from thousands of 24-hour ingress logs.

![](/files/KK0dndBxqWzgq0QNXyF2)