---
title: BoostedTreeClassifier.Annotation
framework: createmlcomponents
role: symbol
role_heading: Type Alias
path: createmlcomponents/boostedtreeclassifier/annotation
---

# BoostedTreeClassifier.Annotation

The annotation type.

## Declaration

```swift
typealias Annotation = Label
```

## See Also

### Fitting the classifier

- [fitted(to:validateOn:eventHandler:)](createmlcomponents/boostedtreeclassifier/fitted(to:validateon:eventhandler:).md)
- [BoostedTreeClassifier.Transformer](createmlcomponents/boostedtreeclassifier/transformer.md)