Currently PhD Student - Remote Sensing and GIS applied in hydrology, BSc in Geography and MSc in Geomatics at "Alexandru Ioan Cuza" University from Iasi, Romania. Experience in using different geospatial software products (ENVI, ArcGIS, QGIS), data collection, spatial analysis, manipulation of geographical information, map creation.
19 06, 2018

Editing vector layers in QGIS

By |2018-06-19T10:21:20+00:00June 19th, 2018|BLOG|1 Comment

For this exercise please use QGIS version 2.18. Various vector layers and tables (OGR, SpatiaLite, PostGIS, MSSQL Spatial or Oracle Spatial) can be edited in QGIS.  Before you start a editing session in QGIS, make sure you set the right snapping options (Snapping Tolerance and Search Radius). In QGIS you can find these options in [...]

26 04, 2018

Free land cover data from Corine Land Cover programme

The CORINE Land Cover (CLC)  data consists of an inventory of land cover in 44 classes. Its minimum mapping unit is 25 hectares (in the case of polygon features) and 100 m for lineal features. Datasets are available for the years 1990, 2000, 2006 and 2012, covering the European continent (except Belarus, Ukraine and Russia) [...]

25 04, 2018

Incorporate vector data into a Digital Elevation Model using QGIS 3.0

In this exercise we will try to incorporate the height of the build-up areas (average height of 15 m) above the surface of a digital terrain model. In order to do that we will have to follow a few simple steps. Step 1: Load your necessary data into QGIS map canvas Step 2: We will have to [...]

16 04, 2018

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 [...]

13 04, 2018

How to create a Visibility Analysis with QGIS

By |2018-04-16T09:19:59+00:00April 13th, 2018|BLOG|1 Comment

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 [...]

21 03, 2018

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 [...]

7 03, 2018

Using Semi-Automatic Classification Plugin with QGIS 3.0

By |2018-03-07T10:34:36+00:00March 7th, 2018|BLOG|1 Comment

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 [...]

6 03, 2018

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 [...]

26 02, 2018

QGIS 3.0 is finally here!

By |2018-02-26T11:04:51+00:00February 26th, 2018|BLOG|1 Comment

After a long wait QGIS 3.0 is finally here. The first release in the 3.x series has aired. From now on, 2.18 is the only Long Term Release (LTR) and 2.14 is retired. Several new features has been added. QGIS is Free software and you are under no obligation to pay anything to use it. [...]

22 02, 2018