uot;&quot;&quot;Used to compute a global similarity of structures based on the</span>
<span class="sd">    regularized-entropy match (REMatch) kernel of local atomic environments in</span>
<span class="sd">    the structure. More precisely, returns the similarity kernel K as:</span>

<span class="sd">    .. math::</span>
<span class="sd">        \DeclareMathOperator*{\\argmax}{argmax}</span>
<span class="sd">        K(A, B) &amp;= \mathrm{Tr} \mathbf{P}^\\alpha \mathbf{C}(A, B)</span>

<span class="sd">    