Thanks to XYZ Tiles, it’s possible to download high-resolution satellite images. Here’s a step-by-step guide on how to do it: By following these steps, you’ll secure a high-resolution satellite image … Read more
When working with raster layers in QGIS, it may be necessary to combine multiple layers into one. The following steps outline the process for merging raster layers in QGIS. 2. … Read more
“The minimum mappable area” refers to the smallest surface that can be accurately represented on a map. This depends on several factors, including the map scale, the accuracy of the … Read more
Pixel depth, also known as color depth, refers to the number of bits used to represent the color of a pixel in a digital image. Each pixel in a digital … Read more
The vector and raster storage models are two of the most commonly used storage models in Geographic Information Systems (GIS). Both models have different characteristics and uses, making them suitable … Read more
In QGIS 3 by means of the XYZ Tiles we can add different data sources to our workspace, and the good thing is that it is possible to print later. … Read more
Geographically Weighted Regression (GWR) is an interesting method with many applications. GWR is different from other techniques because it allows the relationships between covariates to vary spatially. For some research … Read more
A fairly common problem is usually the access to spatial information, in this case Digital Elevation Models (DEM) are not always available to everyone, either by cost, availability, or lack … Read more
A watershed is an area where water that falls or flows across the surface of the land drains into a stream or river, and eventually flows through a single point … Read more
Which zone do I select if my study area shares two UTM zones? What you usually do in this case is work with the UTM zone that contains most of … Read more
The raster layer calculator (or simply raster calculator) is created to run algebraic expressions using various tools and operators through the interface of a simple calculator tool (Raster Calculator tool). … Read more