What are the characteristics and differences between RTK and PPK drone?

Today, there are currently two technologies driving the conversation around GPS correction technology – Real Time Kinematic (RTK) and Post Processing Kinematic (PPK)...

Photogrammetric documentation of cultural heritage – example of a 3D model of the Church of St. Margaret

When it comes to the protection of cultural heritage, documenting the heritage objects is of key importance. Modern digital technologies serve us well in these endeavours as they enable ...

Advantages brought by trends in close-range photogrammetry

Thanks to progress and digitisation, photogrammetry, once a traditional land surveying method and a science of making measurements from photographs, has been applied in a number of fields ...

Slovenia in the laser scanning data

In September 2015, the Ministry of Environment and Spatial Planning began to provide terrain data for the whole of Slovenia. The data required for this purpose has been obtained ...

Depictions of earth’s surface and visualization of future

Any construction of new facilities requires intense preparations, in particular when speaking about business premises, infrastructure or facilities of wider social importance. New buildings may cause adverse effects on the ...

Accurate data from the air, when you need them

Modern geographic information systems have changed the way we work, make decisions, and change the world around us. Every moment, we have access to an endless number of geographic data ...

Spectral recording of vegetation

There is a wide range of cameras which can be fitted to a drone. NIR-cameras capture image data in the infrared portion of electromagnetic spectrum and are used primarily ...

Studying vegetation from aerial photographs

Obtaining data on farmland with high resolution aerial photography is becoming more commonly used in agronomy since the aerial photographs are the most up-to-date and objective document that ...

Unmanned aircrafts in aid of town planning

Aerial photos (especially orthophotos) have been used in town and spatial planning for many years. Since the appearance of small unmanned aircrafts, this technology can be used in a more ...

Unmanned aircrafts in land surveying

There are many reasons why unmanned aircrafts have become a very effective land surveying tool. First of all, they undoubtedly reduce the time needed to obtain accurate data. The georeferenced ...