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# AWS::APS::AnomalyDetector MissingDataAction
<a name="aws-properties-aps-anomalydetector-missingdataaction"></a>

Specifies the action to take when data is missing during anomaly detection evaluation.

## Syntax
<a name="aws-properties-aps-anomalydetector-missingdataaction-syntax"></a>

To declare this entity in your CloudFormation template, use the following syntax:

### JSON
<a name="aws-properties-aps-anomalydetector-missingdataaction-syntax.json"></a>

```
{
  "[MarkAsAnomaly](#cfn-aps-anomalydetector-missingdataaction-markasanomaly)" : Boolean,
  "[Skip](#cfn-aps-anomalydetector-missingdataaction-skip)" : Boolean
}
```

### YAML
<a name="aws-properties-aps-anomalydetector-missingdataaction-syntax.yaml"></a>

```
  [MarkAsAnomaly](#cfn-aps-anomalydetector-missingdataaction-markasanomaly): Boolean
  [Skip](#cfn-aps-anomalydetector-missingdataaction-skip): Boolean
```

## Properties
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`MarkAsAnomaly`  <a name="cfn-aps-anomalydetector-missingdataaction-markasanomaly"></a>
Marks missing data points as anomalies.  
*Required*: No  
*Type*: Boolean  
*Update requires*: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)

`Skip`  <a name="cfn-aps-anomalydetector-missingdataaction-skip"></a>
Skips evaluation when data is missing.  
*Required*: No  
*Type*: Boolean  
*Update requires*: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)