><span class="op">(</span><span class="va">fit</span><span class="op">)</span> <span class="op">&lt;-</span> <span class="fu"><a href="https://rdrr.io/r/base/c.html" class="external-link">c</a></span><span class="op">(</span><span class="st">"poisson_nmf_fit"</span>,<span class="st">"list"</span><span class="op">)</span></span>
<span class="r-in"></span>
<span class="r-in"><span class="co"># Compute the Poisson log-likelihoods and deviances.</span></span>
<span class="r-in"><span class="fu"><a href="https:/