A split image where the bottom half shows the Landsat 9 image in true color and the top image shows the unsupervised classification result. Image classification is the process of using numerical...
Category: QGIS
When working with spatial data it is common to have a file that has columns containing coordinates and attributes. Often points are represented in Excel or CSV (comma-separated values) files. To work...
Contour lines are most often used to represent topography on two-dimensional maps and figures. However, they can represent spatially changing values for any variable. Creating, styling, and labeling...
QGIS only has one basemap that is included by default, Open Street Map. However, QGIS does have the functionality to support many different types of basemap sources and services. Basemaps can be...
This tutorial demonstrates how to install QGIS, set up and locate functions and tools in the QGIS interface, add spatial and tabular data to QGIS, perform simple GIS analysis, and create a formal map.
QGIS is a very powerful and customizable software. However, one of its shortcomings is that it only comes with one default basemap, Open Street Map. The great thing is that it is very easy to add...
