Posts related to the tag vector
Geographic Information System
When I convert CAD data into GIS format the first thing I do is a topological check. It is important because in this way I can identify the open polylines that I will certainly generate
Geographic Information System
Learn why GeoPackage is an ideal format for geographic data: open, OGC-compliant, topological, flexible, and capable of replacing the old shapefile.
Geographic Information System
How to eliminate duplicates in a linear vector using SQL and the Topology Checker plugin in QGIS. A practical case with OSM and PostGIS hydrographic data.
Geographic Information System
Learn to create a raster and elevation vector in QGIS using GRASS GIS. Step by step guide with a DEM, altimetric reclassification and conversion to polygons.
Geographic Information System
Introduction to the concept of vector in GIS, exploring the relationship between vector graphics, mathematical vectors and geometric primitives (points, lines, polygons) in GIS.
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