---
title: MLHandActionClassifier.ModelParameters.ValidationData
framework: createml
role: symbol
role_heading: Enumeration
path: createml/mlhandactionclassifier/modelparameters-swift.struct/validationdata
---

# MLHandActionClassifier.ModelParameters.ValidationData

A dataset a hand action classifier task uses to validate the model during a training session.

## Declaration

```swift
enum ValidationData
```

## Topics

### Designating validation data

- [MLHandActionClassifier.ModelParameters.ValidationData.dataSource(_:)](createml/mlhandactionclassifier/modelparameters-swift.struct/validationdata/datasource(_:).md)
- [MLHandActionClassifier.ModelParameters.ValidationData.split(strategy:)](createml/mlhandactionclassifier/modelparameters-swift.struct/validationdata/split(strategy:).md)
- [MLHandActionClassifier.ModelParameters.ValidationData.none](createml/mlhandactionclassifier/modelparameters-swift.struct/validationdata/none.md)

## See Also

### Parameter supporting types

- [MLHandActionClassifier.VideoAugmentationOptions](createml/mlhandactionclassifier/videoaugmentationoptions.md)
- [MLHandActionClassifier.ModelParameters.ModelAlgorithmType](createml/mlhandactionclassifier/modelparameters-swift.struct/modelalgorithmtype.md)