/span><span class="o">=</span><span class="kc">True</span><span class="p">,</span> <span class="n">lam</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">omp_reg</span><span class="p">)</span>
            <span class="n">non_negative_weight_indices</span> <span class="o">=</span> <span class="n">torch</span><span class="o">.</span><span class="n">nonzero</span><span class="p">(</span><span class="n">weight_vector</span><span class="p">)</span><span class="o">.<