akes it easy to
create, visualize, and evaluate fast-and-frugal decision trees (FFTs).
FFTs are simple and transparent decision algorithms for solving binary
classification problems in an effective and efficient fashion.</p>
<div class="section level2">
<h2 id="fast-and-frugal-trees-ffts">Fast-and-Frugal Trees (FFTs)<a class="anchor" aria-label="anchor" href="#fast-and-frugal-trees-ffts"></a>
</h2>
<!-- Defining FFTs: -->
<p>A <em>fast-and-frugal tree</em> (FFT) <span class="citation">(Martignon et al., 2