---
title: "MLSoundClassifier.ModelParameters.ValidationData.dataSource(_:)"
framework: createml
role: symbol
role_heading: Case
path: "createml/mlsoundclassifier/modelparameters-swift.struct/validationdata/datasource(_:)"
---

# MLSoundClassifier.ModelParameters.ValidationData.dataSource(_:)

A validation dataset represented by a data source.

## Declaration

```swift
case dataSource(MLSoundClassifier.DataSource)
```

## Discussion

Discussion dataSource: An MLSoundClassifier.DataSource instance that contains a validation dataset.

## See Also

### Designating validation data

- [MLSoundClassifier.ModelParameters.ValidationData.split(strategy:)](createml/mlsoundclassifier/modelparameters-swift.struct/validationdata/split(strategy:).md)
- [MLSoundClassifier.ModelParameters.ValidationData.dictionary(_:)](createml/mlsoundclassifier/modelparameters-swift.struct/validationdata/dictionary(_:).md)
- [MLSoundClassifier.ModelParameters.ValidationData.none](createml/mlsoundclassifier/modelparameters-swift.struct/validationdata/none.md)