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<p>If you're wiling to try GRASS GIS, then the module <tt>r.slope.aspect
</tt>can output E-W and N-S derivatives using the <tt>dx=</tt>
and <tt>dy=</tt> output parameters. See:</p>
<p><a class="moz-txt-link-freetext" href="https://grass.osgeo.org/grass74/manuals/r.slope.aspect.html">https://grass.osgeo.org/grass74/manuals/r.slope.aspect.html</a><br>
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<div class="moz-cite-prefix">On 12/29/18 7:37 AM, Lee Eddington
wrote:<br>
</div>
<blockquote type="cite"
cite="mid:2EC13F45-FEEA-4057-A569-7BC95FA72EB9@gmail.com">
<pre class="moz-quote-pre" wrap="">I’m fairly new to QGIS and would like to compute spatial derivatives (d/dx, d/dy) of raster band data. Is there a tool, computational interface or plugin that does this already?
Thanks,
Lee
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<pre class="moz-signature" cols="72">--
Micha Silver
Ben Gurion Univ.
Sde Boker, Remote Sensing Lab
cell: +972-523-665918</pre>
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