.io/r/graphics/plot.default.html" class="external-link">plot</a></span><span class="op">(</span><span class="va">cov_out</span><span class="op">[[</span><span class="fl">1</span><span class="op">]</span><span class="op">]</span><span class="op">[[</span><span class="va">k</span><span class="op">]</span><span class="op">]</span><span class="op">[</span><span class="va">i</span>, <span class="va">j</span>, <span class="op">]</span>, type <span class="op">=</span> <span class="st">'l'</span>, xlab <span class=