---
title: reloadMeanAndVarianceFromDataSource()
framework: metalperformanceshaders
role: symbol
role_heading: Instance Method
path: metalperformanceshaders/mpscnnbatchnormalization/reloadmeanandvariancefromdatasource()
---

# reloadMeanAndVarianceFromDataSource()

## Declaration

```swift
func reloadMeanAndVarianceFromDataSource()
```