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# restoreTrainingSession(sessionParameters:)

Recreates an asynchronous hand pose classifier’s training session by
restoring its saved state from the file system.

```
static func restoreTrainingSession(sessionParameters: MLTrainingSessionParameters) throws -> MLTrainingSession<MLHandPoseClassifier>
```

## Parameters

`sessionParameters`

The same [`MLTrainingSessionParameters`](/documentation/CreateML/MLTrainingSessionParameters) instance
that created an existing training session.

## Return Value

An [`MLTrainingSession`](/documentation/CreateML/MLTrainingSession) that represents the hand pose
classifier training session.

---

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