stevefaeembra<p>Trying to take a look at ways to measure contrast and accessibility of maps. </p><p>Here, looking at OpenStreetMap tiles, and contrast</p><p>Used QGIS raster calculator to convert to greyscale (by luminance), then applied the whiteboxtools 'range filter' with a 3x3 kernel</p><p>Colourised with Rocket colour scale. Yellow and white show the highest contrast, black is areas of solid colour.</p><p><a href="https://mapstodon.space/tags/QGIS" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>QGIS</span></a> <a href="https://mapstodon.space/tags/WhiteBoxTools" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>WhiteBoxTools</span></a> <a href="https://mapstodon.space/tags/a11y" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>a11y</span></a></p>
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Hans van der Kwast :qgis:<p>📹 Check out my final video of 2024! Learn about custom workflows for stream & catchment delineation in <a href="https://fosstodon.org/tags/QGIS" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>QGIS</span></a> with tools from <a href="https://fosstodon.org/tags/GRASS" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>GRASS</span></a>, <a href="https://fosstodon.org/tags/SAGA" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>SAGA</span></a>, <a href="https://fosstodon.org/tags/PCRaster" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>PCRaster</span></a> & <a href="https://fosstodon.org/tags/WhiteboxTools" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>WhiteboxTools</span></a>.</p><p>🌍💡Discover the benefits of <a href="https://fosstodon.org/tags/OpenSource" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>OpenSource</span></a> tools over proprietary software. <a href="https://fosstodon.org/tags/QGIS" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>QGIS</span></a> <a href="https://fosstodon.org/tags/GIS" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>GIS</span></a> <a href="https://fosstodon.org/tags/Hydrology" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Hydrology</span></a> <a href="https://fosstodon.org/tags/QGISHydro" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>QGISHydro</span></a><br><a href="https://youtu.be/s57P3GZTOTA" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="">youtu.be/s57P3GZTOTA</span><span class="invisible"></span></a></p>
Hans van der Kwast<p>📹 Check out my final video of 2024! Learn about custom workflows for stream & catchment delineation in <a href="https://bsky.app/search?q=%23QGIS" rel="nofollow noopener noreferrer" target="_blank">#QGIS</a> with tools from <a href="https://bsky.app/search?q=%23GRASS" rel="nofollow noopener noreferrer" target="_blank">#GRASS</a>, <a href="https://bsky.app/search?q=%23SAGA" rel="nofollow noopener noreferrer" target="_blank">#SAGA</a>, <a href="https://bsky.app/search?q=%23PCRaster" rel="nofollow noopener noreferrer" target="_blank">#PCRaster</a> & <a href="https://bsky.app/search?q=%23WhiteboxTools" rel="nofollow noopener noreferrer" target="_blank">#WhiteboxTools</a>.
🌍💡Discover the benefits of <a href="https://bsky.app/search?q=%23OpenSource" rel="nofollow noopener noreferrer" target="_blank">#OpenSource</a> tools over proprietary software. <a href="https://youtu.be/s57P3GZTOTA" rel="nofollow noopener noreferrer" target="_blank">youtu.be/s57P3GZTOTA</a> <a href="https://bsky.app/search?q=%23QGIS" rel="nofollow noopener noreferrer" target="_blank">#QGIS</a> <a href="https://bsky.app/search?q=%23GIS" rel="nofollow noopener noreferrer" target="_blank">#GIS</a> <a href="https://bsky.app/search?q=%23Hydrology" rel="nofollow noopener noreferrer" target="_blank">#Hydrology</a> <a href="https://bsky.app/search?q=%23QGISHydro" rel="nofollow noopener noreferrer" target="_blank">#QGISHydro</a><br><br><a href="https://youtu.be/s57P3GZTOTA" rel="nofollow noopener noreferrer" target="_blank">Tools for Stream and Catchment...</a></p>
stevefaeembra<p>Day 22 Two colours</p><p>Huascarán, Peru. </p><p>The slope lines were done using a flow accumulation raster (log scale) using <a href="https://mapstodon.space/tags/WhiteBoxTools" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>WhiteBoxTools</span></a>, draped over mesh and with a threshold filter applied.</p><p><a href="https://mapstodon.space/tags/Blender" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Blender</span></a> <a href="https://mapstodon.space/tags/QGIS" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>QGIS</span></a> <a href="https://mapstodon.space/tags/30DayMapChallenge" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>30DayMapChallenge</span></a></p>
Hans van der Kwast :qgis:<p>Nice to present today on <a href="https://fosstodon.org/tags/qgis" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>qgis</span></a> for hydrological applications at <span class="h-card" translate="no"><a href="https://fosstodon.org/@foss4geurope" class="u-url mention" rel="nofollow noopener noreferrer" target="_blank">@<span>foss4geurope</span></a></span> conference in <a href="https://fosstodon.org/tags/Tartu" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Tartu</span></a>! I discussed processing provider plugins <a href="https://fosstodon.org/tags/pcraster" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>pcraster</span></a> <a href="https://fosstodon.org/tags/grass" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>grass</span></a> <a href="https://fosstodon.org/tags/saga" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>saga</span></a> <a href="https://fosstodon.org/tags/whiteboxtools" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>whiteboxtools</span></a> for stream & catchment delineation. <a href="https://fosstodon.org/tags/foss4ge" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>foss4ge</span></a> <a href="https://fosstodon.org/tags/ihedelft" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>ihedelft</span></a> <a href="https://fosstodon.org/tags/locatepress" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>locatepress</span></a> <a href="https://fosstodon.org/tags/qgishydro" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>qgishydro</span></a>. Presentation: <a href="https://talks.osgeo.org/foss4g-europe-2024/talk/VES7FV/" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">talks.osgeo.org/foss4g-europe-</span><span class="invisible">2024/talk/VES7FV/</span></a></p>
stevefaeembra<p>Edinburgh castle rooftops. Just keeping the apexes (?) and eaves, removing any flat or sloping areas.</p><p>Using <a href="https://mapstodon.space/tags/Qgis" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Qgis</span></a> with <a href="https://mapstodon.space/tags/Whiteboxtools" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Whiteboxtools</span></a>, rendered in blender.</p>
stevefaeembra<p>Ward boundaries in the City of <a href="https://mapstodon.space/tags/London" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>London</span></a>. <a href="https://mapstodon.space/tags/Qgis" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Qgis</span></a> and <a href="https://mapstodon.space/tags/Blender" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Blender</span></a>. Derived from Defra Lidar data, applied <a href="https://mapstodon.space/tags/whiteboxtools" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>whiteboxtools</span></a> 'time in daylight' for a skyview-factor like shading.</p>
stevefaeembra<p>Today I accidentally ran <a href="https://mapstodon.space/tags/whiteboxtools" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>whiteboxtools</span></a> 'time in daylight' on my 'range filter' layer, rather than the DSM, and I quite liked the results.... <br><a href="https://mapstodon.space/tags/qgis" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>qgis</span></a> <a href="https://mapstodon.space/tags/mapping" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>mapping</span></a></p>
stevefaeembra<p>Netherlands has so many interesting town layouts.</p><p>Bourtange, on the border with Germany, is an old bastion fort now containing a village.</p><p>Using AHN4 for DSM, <a href="https://mapstodon.space/tags/Qgis" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Qgis</span></a> and <a href="https://mapstodon.space/tags/Whiteboxtools" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Whiteboxtools</span></a> for masks and rasters, <a href="https://mapstodon.space/tags/Blender" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Blender</span></a> to render. <a href="https://mapstodon.space/tags/Openstreetmap" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Openstreetmap</span></a> used for masking water and building areas.</p><p><a href="https://osm.org/go/0GcWpwtQE-" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="">osm.org/go/0GcWpwtQE-</span><span class="invisible"></span></a></p>
Hans van der Kwast :qgis:<p>In this new video, I try to address challenges with stream and catchment delineation in <a href="https://fosstodon.org/tags/QGIS" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>QGIS</span></a>. <a href="https://fosstodon.org/tags/QGISHydro" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>QGISHydro</span></a> <a href="https://fosstodon.org/tags/SAGA" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>SAGA</span></a> <a href="https://fosstodon.org/tags/GRASS" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>GRASS</span></a> <a href="https://fosstodon.org/tags/PCRaster" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>PCRaster</span></a> <a href="https://fosstodon.org/tags/WhiteboxTools" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>WhiteboxTools</span></a>. <a href="https://youtu.be/pHYIO6beqyI?si=FOZiA8jUmNESANO8" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">youtu.be/pHYIO6beqyI?si=FOZiA8</span><span class="invisible">jUmNESANO8</span></a></p>
stevefaeembra<p>Going for an ascii art look. Jan Mayen, data from Norwegian Polar Institute. Done in :qgis:</p><p>Did a D8 flow pointer in <a href="https://mapstodon.space/tags/whiteboxtools" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>whiteboxtools</span></a>. This quantizes downslope aspect to 8 directions</p><p>Create grid in <a href="https://mapstodon.space/tags/qgis" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>qgis</span></a>. Sample the d8 raster and original dem. Style with 8 different SVG arrow markers rotated around center, using thicker arrows for SE-facing to simulate hillshade. Filter out all the points with 0 elevation to mask out the sea.</p>
stevefaeembra<p>My attempt at a shortcut to doing a relative elevation model. River Coe in Glencoe, Scotland. DEM source <a href="https://remotesensingdata.gov.scot/" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="">remotesensingdata.gov.scot/</span><span class="invisible"></span></a></p><p>Used <a href="https://mapstodon.space/tags/qgis" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>qgis</span></a> with <a href="https://mapstodon.space/tags/whiteboxtools" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>whiteboxtools</span></a>. Specifically, Elevation Percentile with a kernel radius of 100. This assigns a colour using rank within a 100-pixel radius neighbourhood.</p>
stevefaeembra<p>An <a href="https://mapstodon.space/tags/Edinburgh" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Edinburgh</span></a> DEM, where buildings were removed, just leaving the roads and some flat areas. </p><p>Rendered in <a href="https://mapstodon.space/tags/blender" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>blender</span></a>. Used the <a href="https://mapstodon.space/tags/qgis" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>qgis</span></a> <a href="https://mapstodon.space/tags/whiteboxtools" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>whiteboxtools</span></a> algorithm 'MapOffTerrain objects' and QGIS raster calculator to mask the DEM so buildings vanish, leaving just the roads.</p><p>Camera focused on Castlehill, and pivots from facing NW to SW and back again.</p>
stevefaeembra<p>Lundy, <a href="https://mapstodon.space/tags/Blender" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Blender</span></a> and <a href="https://mapstodon.space/tags/QGIS" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>QGIS</span></a>. </p><p>Zoomed out and close up. Elevation percentile filter in qgis (<a href="https://mapstodon.space/tags/whiteboxtools" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>whiteboxtools</span></a>) to act as a high pass filter to highlight subtle elevation changes. </p><p>Lidar data from Defra.</p>
Hennessy Becerra<p>Tomorrow at the University of Guanajuato, within the "Engineering Week" event, I will be presenting, as part of the Official QGIS Mexico User Group :qgis:, the <a href="https://mapstodon.space/tags/GIS" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>GIS</span></a> :earth_photo: of the Government of <a href="https://mapstodon.space/tags/Guadalajara" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Guadalajara</span></a> 🇲🇽 done in the last two years of work (Only the new developments)<br>Using <a href="https://mapstodon.space/tags/FOSS" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>FOSS</span></a> geospatial :osgeo:<br><a href="https://mapstodon.space/tags/QGIS" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>QGIS</span></a> <a href="https://mapstodon.space/tags/Potree" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Potree</span></a> <a href="https://mapstodon.space/tags/PostGIS" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>PostGIS</span></a> <a href="https://mapstodon.space/tags/Geoserver" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Geoserver</span></a> <a href="https://mapstodon.space/tags/Leaflet" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Leaflet</span></a> <a href="https://mapstodon.space/tags/OpenDroneMap" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>OpenDroneMap</span></a> <a href="https://mapstodon.space/tags/WebODM" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>WebODM</span></a> <a href="https://mapstodon.space/tags/WhiteboxTools" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>WhiteboxTools</span></a> <a href="https://mapstodon.space/tags/Lastools" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Lastools</span></a> <a href="https://mapstodon.space/tags/CloudCompare" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>CloudCompare</span></a> <a href="https://mapstodon.space/tags/GeoSAM" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>GeoSAM</span></a><br>For <a href="https://mapstodon.space/tags/LiDAR" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>LiDAR</span></a> <a href="https://mapstodon.space/tags/webmapping" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>webmapping</span></a> <a href="https://mapstodon.space/tags/drones" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>drones</span></a> <a href="https://mapstodon.space/tags/photogrammetry" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>photogrammetry</span></a> <a href="https://mapstodon.space/tags/cadastral" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>cadastral</span></a> <a href="https://mapstodon.space/tags/survey" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>survey</span></a> <a href="https://mapstodon.space/tags/AI" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>AI</span></a> <a href="https://mapstodon.space/tags/mobility" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>mobility</span></a></p>
John Lindsay<p>The impoundment size index (ISI) in <a href="https://mastodon.social/tags/WhiteboxTools" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>WhiteboxTools</span></a> is great! In the image, sites that are non-impoundable by a 25-m dam are white and the darker blue a pixel is, the larger the upslope impoundment is. ISI could be used for siting <a href="https://mastodon.social/tags/wetland" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>wetland</span></a> construction projects, <a href="https://mastodon.social/tags/riverrestoration" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>riverrestoration</span></a>, <a href="https://mastodon.social/tags/flood" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>flood</span></a> modelling, <a href="https://mastodon.social/tags/gully" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>gully</span></a> mapping, hydroelectric dam siting, and many other applications. <a href="https://mastodon.social/tags/hydrology" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>hydrology</span></a> <a href="https://mastodon.social/tags/spatialhydrology" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>spatialhydrology</span></a> <a href="https://mastodon.social/tags/topography" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>topography</span></a> <a href="https://mastodon.social/tags/gis" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>gis</span></a> <a href="https://mastodon.social/tags/gismapping" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>gismapping</span></a> <a href="https://mastodon.social/tags/spatialanalysis" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>spatialanalysis</span></a> <a href="https://mastodon.social/tags/lidar" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>lidar</span></a></p><p><a href="https://www.whiteboxgeo.com/geospatial-software/" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://www.</span><span class="ellipsis">whiteboxgeo.com/geospatial-sof</span><span class="invisible">tware/</span></a></p>
John Lindsay<p>The EmbankmentMapping tool in <a href="https://mastodon.social/tags/WhiteboxTools" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>WhiteboxTools</span></a>, transforms how DEMs are hydrologically corrected prior to analysis. This tool modifies fine <a href="https://mastodon.social/tags/LiDAR" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>LiDAR</span></a> DEMs by mapping and optionally removing road embankments that can present problems for some modelling. <a href="https://mastodon.social/tags/DEMMapping" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>DEMMapping</span></a> <a href="https://mastodon.social/tags/TransportationModeling" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>TransportationModeling</span></a> <a href="https://mastodon.social/tags/GIS" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>GIS</span></a> <a href="https://mastodon.social/tags/geospatial" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>geospatial</span></a> <a href="https://mastodon.social/tags/QGIS" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>QGIS</span></a> <a href="https://mastodon.social/tags/GeoNews" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>GeoNews</span></a> <a href="https://mastodon.social/tags/geomatics" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>geomatics</span></a> <a href="https://mastodon.social/tags/gischat" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>gischat</span></a> <a href="https://mastodon.social/tags/hydrology" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>hydrology</span></a> <a href="https://mastodon.social/tags/geomorphometry" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>geomorphometry</span></a></p><p><a href="https://www.whiteboxgeo.com/geospatial-software/" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://www.</span><span class="ellipsis">whiteboxgeo.com/geospatial-sof</span><span class="invisible">tware/</span></a></p>
John Lindsay<p>The <a href="https://mastodon.social/tags/WhiteboxTools" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>WhiteboxTools</span></a> Isobasins tool can be used to break landscapes into roughly equal-size sub-basins (i.e., 'isobasins'). There are many applications, but I often reach for this handy tool to map the spatial pattern of phenomena that have to be measured over an area (e.g., <a href="https://mastodon.social/tags/relief" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>relief</span></a>, total <a href="https://mastodon.social/tags/sediment" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>sediment</span></a> <a href="https://mastodon.social/tags/erosion" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>erosion</span></a>/deposition, etc.), but where the boundary between the areal units of measurement must be physically meaningful. <a href="https://mastodon.social/tags/gischat" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>gischat</span></a> <a href="https://mastodon.social/tags/geospatial" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>geospatial</span></a> <a href="https://mastodon.social/tags/opensource" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>opensource</span></a> <a href="https://mastodon.social/tags/geopython" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>geopython</span></a> </p><p><a href="https://www.whiteboxgeo.com/geospatial-software/" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://www.</span><span class="ellipsis">whiteboxgeo.com/geospatial-sof</span><span class="invisible">tware/</span></a></p>
Andrew Brown :rstats:<p>The {whitebox} <a href="https://fosstodon.org/tags/Rstats" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Rstats</span></a> <a href="https://fosstodon.org/tags/Rspatial" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Rspatial</span></a> package has been updated for <a href="https://fosstodon.org/tags/WhiteboxTools" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>WhiteboxTools</span></a> v2.3.0 and is now available on CRAN!</p><p><a href="https://github.com/giswqs/whiteboxR" rel="nofollow noopener noreferrer" target="_blank"><span class="invisible">https://</span><span class="">github.com/giswqs/whiteboxR</span><span class="invisible"></span></a></p><p><span class="h-card"><a href="https://fosstodon.org/@giswqs" class="u-url mention" rel="nofollow noopener noreferrer" target="_blank">@<span>giswqs</span></a></span> <span class="h-card"><a href="https://mstdn.ca/@whiteboxgeo" class="u-url mention" rel="nofollow noopener noreferrer" target="_blank">@<span>whiteboxgeo</span></a></span></p>
Qiusheng Wu<p><a href="https://fosstodon.org/tags/WhiteboxTools" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>WhiteboxTools</span></a> v2.3.0 was released by Dr. John Lindsay yesterday. I have updated the <a href="https://fosstodon.org/tags/Python" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Python</span></a>, <a href="https://fosstodon.org/tags/Jupyter" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Jupyter</span></a>, and <a href="https://fosstodon.org/tags/ArcGIS" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>ArcGIS</span></a> frontends accordingly 👇</p><p>Python: github.com/giswqs/whitebox-python<br>Jupyter: github.com/giswqs/whiteboxgui<br>ArcGIS: github.com/giswqs/WhiteboxTools-ArcGIS</p><p>For more info, visit whiteboxgeo.com</p><p><a href="https://fosstodon.org/tags/opensource" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>opensource</span></a> <a href="https://fosstodon.org/tags/geospatial" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>geospatial</span></a></p>
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