rds_sparse),</span>
<span id="cb21-8"><a href="#cb21-8"></a>           <span class="at">bound              =</span> <span class="fu">map_dbl</span>(topic_model, <span class="cf">function</span>(x) <span class="fu">max</span>(x<span class="sc">$</span>convergence<span class="sc">$</span>bound)),</span>
<span id="cb21-9"><a href="#cb21-9"></a>           <span class="at">lfact              =</span> <span class="fu">map_dbl</span>(topic_model, <span class="cf">function</span>(x) <span class="fu">lfactorial</spa