n absolute scaled error, <code>mase()</code>
</li>
<li>
<strong>SMAPE</strong> - Symmetric mean absolute percentage error, <code>smape()</code>
</li>
<li>
<strong>RMSE</strong> - Root mean squared error, <code>rmse()</code>
</li>
<li>
<strong>RSQ</strong> - R-squared, <code>rsq()</code>
</li>
</ul>
<p>These of course can be customized following the rules for creating new yardstick metrics, but the defaults are very useful. Refer to <code>default_forecast_accuracy_metrics()</code> to learn more.</p>
<p>To ma