<html><head></head><body><div style="font-family:Helvetica Neue, Helvetica, Arial, sans-serif;font-size:16px;"><div>Hi Stephan,</div><div><br></div><div>That is very interesting, and I see interesting potential uses for that.</div><div>Does it work for any type of input vector (points, polygons, lines)?</div><div><br></div><div>I am willing to test it and give you feedback.</div><div>Some time ago I helped a friend develop something alike, but (unfortunately) he was working on ArcGIS, so although the plugin is free, the main software is paid. We wanted to translate it into a free platform but we didn't have time to do that.</div><div>The rationale is the same, but it performs statistics form vector layers instead - area, counts, etc.</div><div>Take a look here:</div><div><a href="https://github.com/LEEClab/MSBuffer" rel="nofollow" target="_blank">https://github.com/LEEClab/MSBuffer</a></div><div><br></div><div>Best</div><div>Bernardo<br></div><div id="yahoo_quoted_5793428827" class="yahoo_quoted">
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Em sexta-feira, 24 de agosto de 2018 04:02:18 BRT, Stefan Blumentrath <Stefan.Blumentrath@nina.no> escreveu:
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<div><div dir="ltr">Hi Rich,<br clear="none"><br clear="none">My application for the module is characterizing sampling sites in ecological research.<br clear="none">It is mainly a port of <a shape="rect" href="https://grass.osgeo.org/grass64/manuals/addons/v.what.rast.buffer.html " target="_blank">https://grass.osgeo.org/grass64/manuals/addons/v.what.rast.buffer.html </a>to Python - with some enhancements like multiple buffers, DB output, tabulating classified raster data (e.g. land cover maps). The purpose is "to provide local environmental context to" a series of input geometries.<br clear="none"><br clear="none">As mentioned, the module is not incredibly fast, but might help to replace users/researcher time with CPU hours...<br clear="none">So, what is appropriate, depends on how much data you throw at the module, your patience and how efficient your alternative workflows are...<br clear="none"><br clear="none">Would be cool if you could share your experience, in case you try it...<br clear="none"><br clear="none">Cheers<br clear="none">Stefan<br clear="none"><br clear="none"><br clear="none"><br clear="none"><br clear="none">-----Original Message-----<br clear="none">From: grass-user <<a shape="rect" ymailto="mailto:grass-user-bounces@lists.osgeo.org" href="mailto:grass-user-bounces@lists.osgeo.org">grass-user-bounces@lists.osgeo.org</a>> On Behalf Of Rich Shepard<br clear="none">Sent: torsdag 23. august 2018 23:20<br clear="none">To: grass-user grass-user (<a shape="rect" ymailto="mailto:grass-user@lists.osgeo.org" href="mailto:grass-user@lists.osgeo.org">grass-user@lists.osgeo.org</a>) <<a shape="rect" ymailto="mailto:grass-user@lists.osgeo.org" href="mailto:grass-user@lists.osgeo.org">grass-user@lists.osgeo.org</a>><br clear="none">Subject: Re: [GRASS-user] New addon v.rast.bufferstats<br clear="none"><br clear="none">On Thu, 23 Aug 2018, Stefan Blumentrath wrote:<br clear="none"><br clear="none">> I just uploaded a new addon "v.rast.bufferstats" that extracts <br clear="none">> different raster statistics in multiple buffers around vector <br clear="none">> geometries. It is looping over input geometries and thus not very <br clear="none">> performant with lots of input geometries. But it can be convenient for <br clear="none">> e.g. characterizing the surrounding of study sites...<br clear="none"><br clear="none">Stefan,<br clear="none"><br clear="none"> This looks interesting. For what applications would it be appropriate?<br clear="none"><br clear="none">Regards,<br clear="none"><br clear="none">Rich<br clear="none">_______________________________________________<br clear="none">grass-user mailing list<br clear="none"><a shape="rect" ymailto="mailto:grass-user@lists.osgeo.org" href="mailto:grass-user@lists.osgeo.org">grass-user@lists.osgeo.org</a><br clear="none"><a shape="rect" href="https://lists.osgeo.org/mailman/listinfo/grass-user" target="_blank">https://lists.osgeo.org/mailman/listinfo/grass-user</a><div class="yqt2003315169" id="yqtfd70081"><br clear="none">_______________________________________________<br clear="none">grass-user mailing list<br clear="none"><a shape="rect" ymailto="mailto:grass-user@lists.osgeo.org" href="mailto:grass-user@lists.osgeo.org">grass-user@lists.osgeo.org</a><br clear="none"><a shape="rect" href="https://lists.osgeo.org/mailman/listinfo/grass-user" target="_blank">https://lists.osgeo.org/mailman/listinfo/grass-user</a></div></div></div>
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