dden drops depending on a
given threshold (Default threshold = 0.1).</p>
<div class="sourceCode" id="cb10"><pre class="downlit sourceCode r">
<code class="sourceCode R"><span><span class="va">dem1</span> <span class="op">&lt;-</span> <span class="fu"><a href="../reference/dem_crop.html">dem_crop</a></span><span class="op">(</span><span class="va">horseshoe</span>, x0 <span class="op">=</span> <span class="op">-</span><span class="fl">470.8104</span>, y0 <span class="op">=</span> <span class="fl">1270.625</s