chor" href="#arg-high-freq"></a></dt>
<dd><p>Number indicating the highest period of oscillation as radians of \(\pi\). If
<code>high_freq &gt; 1</code>, indicating that the direct frequency of the data is
provided, this is transformed internally into <code>2 / low_freq</code>. The default
is <code>NULL</code>, meaning that the <code>trunc(freq * 8)</code> will be used.</p></dd>

</dl></div>
    <div class="section level2">
    <h2 id="details">Details<a class="anchor" aria-label="anchor" href="#details"></