an class="fu">NeuroVec</span>(dat_4d, <span class="fu">NeuroSpace</span>(dims_4d))</span>
<span id="cb3-5"><a href="#cb3-5" tabindex="-1"></a></span>
<span id="cb3-6"><a href="#cb3-6" tabindex="-1"></a><span class="co"># Extract time-series at a specific voxel</span></span>
<span id="cb3-7"><a href="#cb3-7" tabindex="-1"></a>ts <span class="ot">&lt;-</span> <span class="fu">series</span>(vec_4d, <span class="dv">5</span>, <span class="dv">5</span>, <span class="dv">5</span>)</span>
<span id="cb3-8"><a href=