nitless)</td>
<td>4,764</td>
<td>0.8085</td>
<td><a href="https://ml.materialsproject.org/projects/matbench_dielectric.json.gz">download</a>, <a href="https://ml.materialsproject.org/projects/matbench_dielectric">interactive</a></td>
<td>16</td>
</tr>
<tr>
<td><code>matbench_expt_is_metal</code></td>
<td>classification/composition</td>
<td><code>is_metal</code></td>
<td>4,921</td>
<td>0.4981</td>
<td><a href="https://ml.materialsproject.org/projects/matbench_expt_is_metal.json.gz">download</a>, <a href="htt