<!--
{
  "availability" : [
    "macOS: 14.0.0 -"
  ],
  "documentType" : "symbol",
  "framework" : "CreateML",
  "identifier" : "/documentation/CreateML/MLActivityClassifier/ModelParameters-swift.struct/Validation-swift.enum/split(strategy:)",
  "metadataVersion" : "0.1.0",
  "role" : "Case",
  "symbol" : {
    "kind" : "Case",
    "modules" : [
      "Create ML"
    ],
    "preciseIdentifier" : "s:8CreateML20MLActivityClassifierV15ModelParametersV10ValidationO5splityAgA15MLSplitStrategyO_tcAGmF"
  },
  "title" : "MLActivityClassifier.ModelParameters.Validation.split(strategy:)"
}
-->

# MLActivityClassifier.ModelParameters.Validation.split(strategy:)

A validation dataset derived by randomly selecting a portion of the training data.

```
case split(strategy: MLSplitStrategy)
```

---

Copyright &copy; 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)