bels indicating adjacent groups using R's base graphics</dd>
      </dl><dl><dt>

          <code><a href="group_2d_grid.html">group_2d_grid()</a></code>

        </dt>
        <dd>Plot of labels indicating adjacent groups using the grid package</dd>
      </dl><dl><dt>

          <code><a href="group_2d_loon.html">group_2d_loon()</a></code>

        </dt>
        <dd>Plot of labels indicating adjacent groups using the interactive loon package</dd>
      </dl><dl><dt>

          <code><a href="label_2d_grap