# MetricCharacteristics


This object includes parameters that you can use to provide information to CloudWatch to help it build more accurate anomaly detection models.

## Contents


 ** PeriodicSpikes **   <a name="ACW-Type-MetricCharacteristics-PeriodicSpikes"></a>
Set this parameter to `true` if values for this metric consistently include spikes that should not be considered to be anomalies. With this set to `true`, CloudWatch will expect to see spikes that occurred consistently during the model training period, and won't flag future similar spikes as anomalies.  
Type: Boolean  
Required: No

## See Also


For more information about using this API in one of the language-specific Amazon SDKs, see the following:
+  [Amazon SDK for C\$1\$1](https://docs.amazonaws.cn/goto/SdkForCpp/monitoring-2010-08-01/MetricCharacteristics) 
+  [Amazon SDK for Java V2](https://docs.amazonaws.cn/goto/SdkForJavaV2/monitoring-2010-08-01/MetricCharacteristics) 
+  [Amazon SDK for Ruby V3](https://docs.amazonaws.cn/goto/SdkForRubyV3/monitoring-2010-08-01/MetricCharacteristics)