rightmost).
      </div>
    </div>
    
    <p>
      <strong>Discriminator.</strong>
      As the generator creates <span style="color: var(--generator-color);">fake samples</span>, the <span style="color: var(--discriminator-color);">discriminator</span>, a binary classifier, tries to tell them apart from the <span style="color: var(--real-data-color);">real samples</span>. GAN Lab visualizes its decision boundary as a 2D heatmap (similar to <a href="http://playground.tensorflow.org"><em>TensorFlow Playg