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Cartaro – The Geospatial CMS

Cartaro - The Geospatial CMS

Cartaro is a new web mapping platform that makes the power of some of the best open source geospatial components available in a content management system (CMS). Cartaro allows to set-up and run small websites or complex web applications with maps and geodata. It is also suitable for geoportals and spatial data infrastructures whenever there is the need to get ...

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Photogrammetry With a UAV

Photogrammetry With a UAV

This video demonstrate how UAV’s carrying photogrammetry payloads can be used in the industry. The data you see in this video was gathered using “DINGO” a VTOL UAV designed by the author. You can also see footage of a smaller variant which will be replacing it. This kind of data can also be gathered on larger areas, with increased precision, ...

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Mending Spatial Data with PostGIS

Mending Spatial Data with PostGIS

This presentation demonstrates common techniques to clean-up spatial data from a real-world data source. It will start with raw OSM data. Topics it’ll cover: Getting OSM data How to merge multilinestrings into single linestrings. Fill in gaps, snapping, reducing resolution Consolidating geometries with aggregate functions ST_Union, ST_MakeLine, ST_Collect based on both spatial and non-spatial attributes

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Use of geographic Information System in Environmental Impact Assessments

Use of geographic Information System in Environmental Impact Assessments

Environmental Impact Assessments (EIA), appearing as part of a rational decision making process since 1960s, mainly addresses to the concerns about the possible positive or negative impact(s) that a proposed project as a whole or partly may have on the environment, together consisting of the environmental and socio-economic aspects. The tools designated to this end will eventually ensure that decision-makers ...

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QGIS 2.8 Video : Geoprocessing

QGIS 2.8 Video : Geoprocessing

This video guide you through a process to find ideal wine-lands in a South Hungarian territory. Conditions in search of ideal vine-lands: I. minimum 30 hectares II. 300 meters away from roads III. waterways in 500 meters IV. must be on southern slopes V. must be on Szekszard county Prepare conditions: 1. Buffer on road layer – 300 m 2. ...

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