                 bounding boxes in the form [top, left, right, bottom].
               <li><code>BoundingBoxProperties</code> are required to be attached to the metadata and
                   must specify <code>type=BOUNDARIES</code> and <code>coordinate_type=RATIO</code>.
             </li></li></ul>
<li>Classes tensor (<code>kTfLiteFloat32</code>):
             <ul>
<li>tensor of size <code>[1 x num_results]</code>, each value representing the integer
                   index of a class.
               <