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How to determine a contributing area/catchment above a predefined location using ArcGIS

In this exercise we will see how to delineate the boundary of a catchment/contributing area using a Digital Elevation Model and a given point (a specific point for which we want to find the contributing/catchment area). ArcGIS can obtain the total area of flowing into this specific point, also called pour point. In order to [...]

By | April 16th, 2018|BLOG|0 Comments

How to create a Visibility Analysis with QGIS

The view matters.  Visibility analysis are important from the planning point of view. Visual analysis tools allow you to generate visibility studies over an area, creating an output raster that display what entities can be seen over a certain landscape, from the point of view of one or more observatory. They are used mainly for the planning [...]

By | April 13th, 2018|BLOG|0 Comments

Simple example on how to work properly with Coordinate Systems in ArcMap

A coordinate system is responsible for displaying your data in the right location. Understanding how to properly work with Coordinate Systems can save unnecessary work and reduce the errors you may encounter in the development of the project. Lets see a simple example regarding this matter. We have two layers that represent the country limit [...]

By | March 21st, 2018|BLOG|0 Comments

Using Semi-Automatic Classification Plugin with QGIS 3.0

The Semi-Automatic Classification Plugin version 6.0, updated and designed to work with QGIS 3.0 has a new cool main interface, new tabs and intuitive design. In order to start working with satellite data and realize operations like download satellite data, preprocessing, band processing, postprocessing go to any of the following buttons as highlighted in the [...]

By | March 7th, 2018|BLOG|0 Comments

How to add OpenStreetMap Basemaps in QGIS 3.0

QGIS 3 has a new plugin architecture, meaning that plugins are not immediately available/compatible with this new version. The QGIS OpenStreetMap Plugin is a plugin for the desktop GIS application QGIS. With the release of the new QGIS 3.0 version this plugin it is not available yet. We will have to wait for a new release of the [...]

By | March 6th, 2018|BLOG|1 Comment

QGIS 3.0 will be released tomorrow 23.02.2018

23.02.2018 it is a big day for all QGIS users. After a long wait QGIS 3.0 will be finally released. According to QGIS Road Map the new version will be launched tomorrow. Its really a big thing if we take into consideration that there has not been any major releases since 2013 when version 2.o came [...]

By | February 22nd, 2018|BLOG|0 Comments

How to download and install PostGIS via OpenGeo Suite

OpenGeo Suite is a full geospatial software stack that helps you compose, style, publish, and manage maps and data with ease. You can get PostGIS/PostgreSQL and other web GIS utilities in a single and fast installation using the OpenGeo Suite package installer. If you do not want all OpenGeo Suite capabilities and software that come along [...]

By | February 21st, 2018|BLOG|0 Comments

Differences in the developing of 3D cartographic viewers with Cesium and ArcGIS API for JavaScript

In this exercise we will try to compare two of the best 3D Web Mapping APIs that currently exist on the market. We will focus on the main differences when it comes to data modeling, processing, symbolization and visualization. On the one hand, The JavaScript API is performing better when it comes of visualization and [...]

By | February 7th, 2018|BLOG|0 Comments

EO Browser a web tool for Earth observations

Sinergise EO Browser is a free spatial data visualization tool which allows users to search and study a vast amount of satellite imagery. It brings together products like Sentinel-2 and Sentinel-3, ESA’s archive of Landsat 5, 7 and 8, global coverage of Landsat 8, and Proba-V. All of these can be found in the same place, providing a full resolution [...]

By | February 6th, 2018|BLOG|5 Comments
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