>before</code></strong>=<em><code>&lt;lambda&gt;</code></em>, <strong><code>after</code></strong>=<em><code>after_loss</code></em>, <strong><code>weights</code></strong>=<em><code>[0.1, 1]</code></em>)</p>
</blockquote>

</div>

</div>

</div>
</div>

</div>
    {% endraw %}

    {% raw %}
    
<div class="cell border-box-sizing code_cell rendered">

<div class="output_wrapper">
<div class="output">

<div class="output_area">


<div class="output_markdown rendered_html output_subarea ">
<h4 id="focal_loss" 