<span class="p">)</span>
</span><span id="Sublosses.window_diff-49"><a href="#Sublosses.window_diff-49"><span class="linenos">49</span></a>    <span class="n">_aux</span> <span class="o">=</span> <span class="n">tf</span><span class="o">.</span><span class="n">subtract</span><span class="p">(</span><span class="n">_a_masked</span><span class="p">,</span> <span class="n">_b_masked</span><span class="p">)</span>
</span><span id="Sublosses.window_diff-50"><a href="#Sublosses.window_diff-50"><span class="lineno