pan class="op">(</span><span class="st">"Numbers are percent mismatch between grid and data"</span><span class="op">)</span></span></span>
<span class="r-plt img"><img src="interpBarnes-3.png" alt="" width="700" height="700"></span>
<span class="r-in"><span></span></span>
<span class="r-in"><span><span class="co"># 4. As 3, but contour the mismatch</span></span></span>
<span class="r-in"><span><span class="va">mismatchGrid</span> <span class="op">&lt;-</span> <span class="fu">interpBarnes</span><span class=