public Metrics withErrorMetrics(java.util.Collection<ErrorMetric> errorMetrics) {
        setErrorMetrics(errorMetrics);
        return this;
    }
<p>
Provides detailed error metrics for each forecast type. Metrics include root-mean square-error (RMSE), mean
absolute percentage error (MAPE), mean absolute scaled error (MASE), and weighted average percentage error
(WAPE).
</p>

@param errorMetrics
       Provides detailed error metrics for each forecast type. Metrics include root-mean square-error (RMSE),
       mean absolute percentage error (MAPE), mean absolute scaled error (MASE), and weighted average percentage
       error (WAPE).
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-forecast/src/main/java/com/amazonaws/services/forecast/model/Metrics.java