="p">(</span><span class="n">batch_size</span><span class="p">,</span> <span class="n">mu</span><span class="o">.</span><span class="n">shape</span><span class="p">[</span><span class="mi">0</span><span class="p">],</span> <span class="mi">1</span><span class="p">),</span> <span class="mi">0</span><span class="p">,</span> <span class="mi">1</span><span class="p">),</span>  <span class="c1"># signal</span>
            <span class="n">torch</span><span class="o">.</span><span class="n">transpose</span><span c