s="nc">CombinationConf</span><span class="p">(</span><span class="n">BaseConf</span><span class="p">):</span>
    <span class="sd">&quot;&quot;&quot; Configuration for combination layer</span>

<span class="sd">    Args:</span>
<span class="sd">        operations (list):  a subset of [&quot;origin&quot;, &quot;difference&quot;, &quot;dot_multiply&quot;].</span>
<span class="sd">                &quot;origin&quot; means to keep the original representations;\n</span>
<span class="sd">                &quot;diff