res</span><span class="p">,</span> <span class="mi">1</span><span class="p">)</span> <span class="o">*</span> <span class="n">np</span><span class="o">.</span><span class="n">sqrt</span><span class="p">(</span><span class="n">n_features</span><span class="p">)</span> <span class="o">*</span> <span class="n">signs</span><span class="p">)</span><span class="o">.</span><span class="n">T</span>
    <span class="n">X</span> <span class="o">+=</span> <span class="n">c_ratio_X</span> <span class="o">*</span> <span