Intro to QGIS for ARCH 306. I cover loading shape files into the program and creating a polygon to clip the area outside of the site. Quantum GIS Create Polygons Video2: Explains the process of converting a layer of points in QGIS into their associated polygons using a handy plugin calle...
The best way to remove the black area in your image is to build footprints in a raster catalog. You can manually adjust each footprint, then and set the property to clip each footprint. Alternatively, you can export footprints, and use theRaster Clip Tool. Raster Mosaic Examples There are...
I’m therefore using a more general clipping function instead of the build-in .clipExtent option from d3’s projection function: // Clip to a rectangle // CLIP contains the `[[top-left], [bottom-right]]` coordinates function clipToRectangle(context, CLIP) { let width = CLIP[1][0]-...
When you’re first learning how to use ArcGIS, it’s good to get your bearings. Upon installation, you will have access toArcMap,ArcCatalog,ArcGlobe, andArcScene. Each application specializes in different tasks. But today, let’s focus on ArcMap. First, open ArcMap. As you can see, Ar...
I am currently trying to plot sales branches on a map and then show an area around each point (I have generated longitude and latitude for most but not all branches, so in this case I may use zip code since I have...
3. Geoprocess in Chunks When you’re dealing with a massive raster grid extent, it’s often the case that you’ll receive a 999999 error. In order to fix this, you should use theclip toolin separate chunks. After clipping your data, you can loop through each grid and process them sep...
55.QGIS Archaeology Tools– Computerizing the archaeological community with their record-keeping with the pyArchInit QGIS plugin. 56.Mediterranean Landscape Dynamics– Modeling surface process change and landscape evolution to better understand the long-term interactions of humans and landscapes in the Med...