---
title: "init(period:periodicity:)"
framework: createmlcomponents
role: symbol
role_heading: Initializer
path: "createmlcomponents/humanbodyactionperiodpredictor/prediction/init(period:periodicity:)"
---

# init(period:periodicity:)

Creates a human body action period prediction.

## Declaration

```swift
init(period: Float, periodicity: Float)
```

## Parameters

- `period`: A period length of a repetitive action.
- `periodicity`: A value that indicates whether a frame belongs to a periodic action.