---
title: MLProgress.Metric.contentLoss
framework: createml
role: symbol
role_heading: Case
path: createml/mlprogress/metric/contentloss
---

# MLProgress.Metric.contentLoss

The metric for the style transfer model’s content loss.

## Declaration

```swift
case contentLoss
```

## See Also

### Retrieving metric keys

- [MLProgress.Metric.accuracy](createml/mlprogress/metric/accuracy.md)
- [MLProgress.Metric.loss](createml/mlprogress/metric/loss.md)
- [MLProgress.Metric.maximumError](createml/mlprogress/metric/maximumerror.md)
- [MLProgress.Metric.rootMeanSquaredError](createml/mlprogress/metric/rootmeansquarederror.md)
- [MLProgress.Metric.styleLoss](createml/mlprogress/metric/styleloss.md)
- [MLProgress.Metric.stylizedImageURL](createml/mlprogress/metric/stylizedimageurl.md)
- [MLProgress.Metric.validationAccuracy](createml/mlprogress/metric/validationaccuracy.md)
- [MLProgress.Metric.validationLoss](createml/mlprogress/metric/validationloss.md)
- [MLProgress.Metric.validationMaximumError](createml/mlprogress/metric/validationmaximumerror.md)
- [MLProgress.Metric.validationRootMeanSquaredError](createml/mlprogress/metric/validationrootmeansquarederror.md)