tivation</span> <span class='kw'>=</span> <span class='no'>activation_lisht</span>) <span class='kw'>%&gt;%</span>
  <span class='fu'>layer_dense</span>(<span class='kw'>units</span> <span class='kw'>=</span> <span class='fl'>3</span>)

<span class='no'>model</span> <span class='kw'>%&gt;%</span> <span class='fu'>compile</span>(<span class='kw'>loss</span> <span class='kw'>=</span> <span class='st'>'categorical_crossentropy'</span>,
                  <span class='kw'>optimizer</span> <span class='kw'>=</spa