> <span class="n">trim</span></div>



<div class="viewcode-block" id="skill_score">
<a class="viewcode-back" href="../../../vtools.functions.html#vtools.functions.skill_metrics.skill_score">[docs]</a>
<span class="k">def</span> <span class="nf">skill_score</span><span class="p">(</span><span class="n">predictions</span><span class="p">,</span> <span class="n">targets</span><span class="p">,</span> <span class="n">ref</span><span class="o">=</span><span class="kc">None</span><span class="p">):</span>
<span 