>size</span><span class="p">:</span> <span class="nb">int</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">np</span><span class="o">.</span><span class="n">array</span><span class="p">:</span>
        <span class="sd">&quot;&quot;&quot;</span>
<span class="sd">        Samples new solutions from the probabilistic model. In each solution, each variable is sampled</span>
<span class="sd">        from its respective normal distribution.</span>

<span class="sd">        :param size: nu