# Layer L1.5  --  Data summary

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- Layer ID: `l1_5`
- Category: `diagnostic`
- Sub-layers: 6
- Axes: 13
- Options across axes: 50

## Sub-layers

| Sub-layer | Name | Gate | Axes |
|---|---|---|---|
| `L1_5_A_sample_coverage` | Sample coverage | always | [coverage_view](axes/coverage_view.md) |
| `L1_5_B_univariate_summary` | Univariate summary | always | [summary_metrics](axes/summary_metrics.md), [summary_split](axes/summary_split.md) |
| `L1_5_C_stationarity_tests` | Stationarity tests | always | [stationarity_test](axes/stationarity_test.md), [stationarity_test_scope](axes/stationarity_test_scope.md) |
| `L1_5_D_missing_outlier_audit` | Missing & outlier audit | always | [missing_view](axes/missing_view.md), [outlier_view](axes/outlier_view.md) |
| `L1_5_E_correlation_pre_cleaning` | Correlation pre-cleaning | always | [correlation_method](axes/correlation_method.md), [correlation_view](axes/correlation_view.md) |
| `L1_5_Z_export` | Diagnostic export | always | [diagnostic_format](axes/diagnostic_format.md), [attach_to_manifest](axes/attach_to_manifest.md), [figure_dpi](axes/figure_dpi.md), [latex_export](axes/latex_export.md) |

```{toctree}
:hidden:
:maxdepth: 1

axes/coverage_view
axes/summary_metrics
axes/summary_split
axes/stationarity_test
axes/stationarity_test_scope
axes/missing_view
axes/outlier_view
axes/correlation_method
axes/correlation_view
axes/diagnostic_format
axes/attach_to_manifest
axes/figure_dpi
axes/latex_export
```