span class="op">=</span> <span class="fl">50</span>,</span>
<span>  cores_per_chain <span class="op">=</span> <span class="fl">1</span>,</span>
<span>  cores_for_chains <span class="op">=</span> <span class="fu"><a href="https://rdrr.io/r/base/length.html" class="external-link">length</a></span><span class="op">(</span><span class="va">emc</span><span class="op">)</span>,</span>
<span>  max_tries <span class="op">=</span> <span class="fl">20</span>,</span>
<span>  thin <span class="op">=</span> <span class=