t.</p></dd>


<dt>point_size</dt>
<dd><p>size of point.</p></dd>


<dt>point_shape</dt>
<dd><p>shape value of point.</p></dd>


<dt>color</dt>
<dd><p>color for point and segment.</p></dd>


<dt>banded</dt>
<dd><p>if <code>TRUE</code> (default), create banded background color.</p></dd>


<dt>headings</dt>
<dd><p>a <code>list</code> for setting the heading text.</p></dd>


<dt>model_dir</dt>
<dd><p>a path for storing model results.</p></dd>


<dt>verbose</dt>
<dd><p>if <code>TRUE</code>, print extra info.</p>