/Catalin Cimpianu

About Catalin Cimpianu

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.
29 10, 2018

Editing DEM pixels values in QGIS using Serval Plugin

By | October 29th, 2018|BLOG|0 Comments

Maybe sometime you will need to edit some raster cells and change their values. Using the Serval QGIS Plugin you can do this. You can install this plugin by going to Plugins > Manage and Install Plugins and typing Serval in the search box. After the installation is done you can find the newly installed [...]

20 06, 2018

Simple route analysis with pgRouting and QGIS

By | June 20th, 2018|BLOG|1 Comment

pgRouting is an extension of PostGIS (geospatial database), which in turn, is an extension of PostgreSQL database system. It adds routing capabilities and network analysis functionalities to the PostGIS geospatial database. You can perform different network analysis, shortest paths, driving distances, service areas on a topological corrected network. To be able to perform route analysis [...]

19 06, 2018

Editing vector layers in QGIS

By | June 19th, 2018|BLOG|0 Comments

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

By | April 26th, 2018|BLOG|0 Comments

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

By | April 25th, 2018|BLOG|0 Comments

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

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

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 | April 13th, 2018|BLOG|0 Comments

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

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

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 | March 7th, 2018|BLOG|0 Comments

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

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

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 [...]


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