9.6. GIS Book: Map algebra
The raster layer calculator (or simply raster calculator) is created to run algebraic expressions using various tools and operators through […]
raster
9.5. GIS Book: Contour creation
Contours are lines connecting points of equal value that represent continuous phenomena (Huisman & A. de By, 2009). Contours are
9.4. GIS Book: Reclassifications
The Reclassify tool allows the values of a raster to be reclassified; that is, it replaces the current values of
9.3. GIS Book: Creation of slope maps
Slope is the main factor that determines and differentiates the shapes of the relief. Given two points of different altitudes,
6.6. GIS Book: Define projection of a layer
At certain times when loading new layers into ArcMap, a warning message (“The following data sources you added are missing
Manipulating raster data in QGIS
I was encouraged to make this publication as a result of a consultation I had. Sometimes when we work with
Demarcation of endorheic basins in ArcGIS
Endorheic basins (internally drained) have no surface outlet (to a river) and lose water through evaporation and sometimes underground. In
Introduction to the use of SpatiaLite and Geopackage in QGIS 3
In addition to the traditional raster and vector files QGIS 3 also allows the implementation of Spatial Databases such as
Tools for spectral and multitemporal analysis in QGIS 3
The study of land cover using satellite images requires tools that facilitate their interpretation, especially those that can integrate multiple
How to calculate Land Surface Temperature with Landsat 8 satellite images
The Land Surface Temperature can be estimated or calculated using the Landsat 8 thermal bands. It simply requires applying a
View the relief of a satellite image in ArcGIS
If it is required to display the relief or altitude of a satellite image (as shown in the Google Earth