---
title: MPSCNNNormalizationNode
framework: metalperformanceshaders
role: symbol
role_heading: Class
path: metalperformanceshaders/mpscnnnormalizationnode
---

# MPSCNNNormalizationNode

Virtual base class for CNN normalization nodes.

## Declaration

```swift
class MPSCNNNormalizationNode
```

## Topics

### Initializers

- [init(source:)](metalperformanceshaders/mpscnnnormalizationnode/init(source:).md)

### Instance Properties

- [alpha](metalperformanceshaders/mpscnnnormalizationnode/alpha.md)
- [beta](metalperformanceshaders/mpscnnnormalizationnode/beta.md)
- [delta](metalperformanceshaders/mpscnnnormalizationnode/delta.md)

## Relationships

### Inherits From

- [MPSNNFilterNode](metalperformanceshaders/mpsnnfilternode.md)

### Inherited By

- [MPSCNNCrossChannelNormalizationNode](metalperformanceshaders/mpscnncrosschannelnormalizationnode.md)
- [MPSCNNLocalContrastNormalizationNode](metalperformanceshaders/mpscnnlocalcontrastnormalizationnode.md)
- [MPSCNNSpatialNormalizationNode](metalperformanceshaders/mpscnnspatialnormalizationnode.md)

### Conforms To

- [CVarArg](swift/cvararg.md)
- [CustomDebugStringConvertible](swift/customdebugstringconvertible.md)
- [CustomStringConvertible](swift/customstringconvertible.md)
- [Equatable](swift/equatable.md)
- [Hashable](swift/hashable.md)
- [NSObjectProtocol](objectivec/nsobjectprotocol.md)

## See Also

### Normalization Layer Nodes

- [MPSCNNCrossChannelNormalizationNode](metalperformanceshaders/mpscnncrosschannelnormalizationnode.md)
- [MPSCNNLocalContrastNormalizationNode](metalperformanceshaders/mpscnnlocalcontrastnormalizationnode.md)
- [MPSCNNSpatialNormalizationNode](metalperformanceshaders/mpscnnspatialnormalizationnode.md)
- [MPSCNNBatchNormalizationGradientNode](metalperformanceshaders/mpscnnbatchnormalizationgradientnode.md)
- [MPSCNNBatchNormalizationNode](metalperformanceshaders/mpscnnbatchnormalizationnode.md)
- [MPSCNNBatchNormalizationDataSource](metalperformanceshaders/mpscnnbatchnormalizationdatasource.md)
- [MPSCNNInstanceNormalizationGradientNode](metalperformanceshaders/mpscnninstancenormalizationgradientnode.md)
- [MPSCNNInstanceNormalizationDataSource](metalperformanceshaders/mpscnninstancenormalizationdatasource.md)
- [MPSCNNInstanceNormalizationNode](metalperformanceshaders/mpscnninstancenormalizationnode.md)
- [MPSCNNLocalContrastNormalizationGradientNode](metalperformanceshaders/mpscnnlocalcontrastnormalizationgradientnode.md)
- [MPSCNNSpatialNormalizationGradientNode](metalperformanceshaders/mpscnnspatialnormalizationgradientnode.md)