wer_vc_first_order_model1</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">ws</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">ps</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">n</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">100</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">tev</span></span><span class="o"><spa