Geo-informatics, GIS, BIM, mapping and location services

Manned lidar versus drone lidar

Manned lidar has been widely used for roughly twenty years and drone lidar recently has become a new tool in the geo-toolbox. Which should...

Guidelines for coastal lidar

This article provides guidance to technical and non-technical coastal practitioners regarding the required precision of airborne lidar data for the typical coastal applications, output...

Crossing drones with satellites

High-altitude pseudo-satellites are a novel type of aerial vehicle designed to bridge the gap between drones and satellites, and is enabled through the maturation...

Smart infrastructure: mapping underground utilities

Beneath roads lie complex networks of cables and pipes, but often the owners of these systems don’t know their precise nature or location. Emerging...

Mapping rockfall sources and deposit areas

Rockfalls are one of the major threats to the viability and liveability in the Alps. To identify areas that are at high risk due...

Addressing shortcomings of land tenure reform in customary land rights

Despite over two decades of intervention, land reform in South Africa is failing . The failure of land reform is attributed to an inappropriate...

Using drones to map land ownership in Kenya

Mapping land boundaries is an important way to boost a country’s economic growth and development. It contributes towards better security of land ownership, allows...

Evaluating a public sector organisation for SDI readiness

Spatial data infrastructure (SDI) facilitates the collection and sharing of geographic information developed by different organisations. Various government departments are implementing SDI in order...

Uncovering where to provide optimised services

Telecommunications companies are faced with the dilemma of providing networks throughout the country, not only at the lowest cost but also in the most...

New algorithms for evaluating satellite data

A world record in information retrieval from satellite data has been set by Prof. Xiaoxiang Zhu and her team at the Technical University of...
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