 to get a point for each five seconds (0.2Hz), you would set the argument of this function to <code>5 seconds</code>.</p>
<div class="sourceCode"><pre class="sourceCode r"><code class="sourceCode r"><span class="co"># Plot one hour of emaph accelerometer data (of person 1).</span>
<span class="kw">library</span>(dplyr)
<span class="kw">library</span>(ggplot2)
d &lt;-<span class="st">  </span><span class="kw">subset</span>(emaph<span class="op">::</span>geneactiv, timestamp <span class="op">&gt;</span><span 