---
title: "init(annotationColumnName:featureColumnNames:configuration:)"
framework: createmlcomponents
role: symbol
role_heading: Initializer
path: "createmlcomponents/boostedtreeregressor/init(annotationcolumnname:featurecolumnnames:configuration:)"
---

# init(annotationColumnName:featureColumnNames:configuration:)

Creates a boosted tree regressor.

## Declaration

```swift
init(annotationColumnName: String, featureColumnNames: [String], configuration: BoostedTreeConfiguration = BoostedTreeConfiguration())
```

## Discussion

Discussion Parameters annotationColumnName: The name of the column containing the ground truth values. featureColumnNames: The names of the feature columns. configuration: The configuration.