Airborne Lidar Scanners

Airborne Lidar Scanners

The first commercial airborne Lidar systems appeared on the market in the mid-1990s. This active remote-sensing technology rapidly evolved to become the laser scanners which can to...

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3D Landscape Models

3D Landscape Models

Traditionally, the term ‘mapping' refers to geomatics technologies in which real-world objects are two-dimensionally represented in a physical medium, usually on a sheet of p...

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10th International Lidar Mapping Forum

10th International Lidar Mapping Forum

The tenth anniversary International Lidar Mapping Forum (ILMF) took place in Denver, Colorado, USA from 3rd to 5th March 2010, attracting 642 registered professionals from all over...

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Alps

Alps

This month we present a Product Survey on Airborne Lidar Processing Software (ALPS), see page 14, so I shall here touch briefly on operations typically performed on Lidar data. Bas...

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YobiLiDAR

YobiLiDAR

To exploit the full potential of Lidar data, three-dimensional (3D) spatial indexing capabilities are required in vendor systems. Multiple software packages are currently needed, w...

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LAS and LASUtility

LAS and LASUtility

Light Detection and Ranging, or Lidar technology has become an industry-standard high-speed tool for collecting dense and accurate topographic data. However, proprietary or ASCII f...

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Photo-realistic 3D Rendering

Photo-realistic 3D Rendering

Nowadays, every child with a home PC has the technology, but in 1993 photo-realistic real-time rendering of geo-specific images was available only to supercomputer users. That same...

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Modelling the Great Wall of China

Modelling the Great Wall of China

The Great Wall of China is one of the largest manmade wonders of the world, comprising many different and irregular structures. We employed airborne Lidar to produce highly accurat...

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Multiple-pulses in Air

Multiple-pulses in Air

Early in 1997 I did research on gaining insight into the error sources of airborne Lidar. As you may have read in the editorial in this issue of GIM International, 1997 was the ye...

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The Sky’s the Limit

The Sky’s the Limit

In 1996 staff of what would become Southern Mapping Company, based in Johannesburg, South Africa, were among the first in the world to offer commercial aerial Lidar (light detectio...

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A Revolution in Geomorphology

A Revolution in Geomorphology

Terrain analysis in geomorphology has undergone a serious quantitative revolution over recent decades. Lidar information has been efficiently used to automatically classify discret...

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Partner in Airborne Survey

Partner in Airborne Survey

ASTEC GmbH, Germany, is a private company specialising in airborne data collection and derived products. In late 2006 ASTEC GmbH took over business, equipment and staff from Terra...

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International Lidar Mapping Forum

International Lidar Mapping Forum

With over 580 registered delegates from 32 countries, forty international exhibitors and nearly a hundred abstracts submitted, the eighth annual International Lidar Mapping Forum(I...

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Lidar and Sound Modelling

Lidar and Sound Modelling

Simulation of sound propagation is key for today’s urbanised society, in which sound is omnipresent and often negatively affects people’s lives. Existing methods of sound-propagati...

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Capturing Scenes with Lidar

Capturing Scenes with Lidar

Technology in Focus has on three occasions (February 2005, 2006 and 2007) addressed laser and terrestrial Lidar, also called 3D-laser mapping. The first two articles treated the la...

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Lidar Technology in India

Lidar Technology in India

Lidar technology emerged as the dominant trend at Map World Forum 2007, attracting keen interest among stakeholders. While Lidar and aerial photo capture may be enjoying a large an...

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Product Survey on Airborne Lidar Sensors

Product Survey on Airborne Lidar Sensors

This is the second Product Survey on Airborne Lidar Sensors; the last appeared under the title ‘Airborne Laser-scanners’ in our May 2004 issue. Seven companies were willing to co-o...

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Lidar

Lidar

This issue of GIM is largely devoted to emergent Lidar technology. We have a feature on 3D-visualisation of Lidar data co-authored by new contributing editor Dr Bharat Lohani of II...

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Lidar: Organising the Unorganised

Lidar: Organising the Unorganised

A Lidar sensor generates hundreds of millions of XYZ coordinates in a few hours. From this massive number of sampled points one wants to reconstruct surfaces Lidar points are descr...

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Lidar Data in Unwieldy Volumes

Lidar Data in Unwieldy Volumes

Lidar and other 3D-terrain data are increasingly available and trusted but still generate unwieldy volumes of data. Established in 2004, Applied Imagery provides powerful and simpl...

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3D Visualisation of Lidar Data

3D Visualisation of Lidar Data

Over recent years the geo-community has used advances in hardware, software and memory to develop software for visualising remotely sensed data. Its 3D nature and capability for in...

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Strong Emphasis on R&D in Lidar

Strong Emphasis on R&D in Lidar

Since its 1974 ‘spin-off’ from the Physics Department of York University in Toronto, Optech has grown to become a world leader in the development, manufacture and sale of advanced...

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Strong Emphasis on R&D in Lidar

Strong Emphasis on R&D in Lidar

Since its 1974 ‘spin-off’ from the Physics Department of York University in Toronto, Optech has grown to become a world leader in the development, manufacture and sale of advanced...

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Lidar-based Survey Solutions

Lidar-based Survey Solutions

Optech Incorporated focuses on the development, manufacture and support of advanced, lidar-based survey solutions. Established in 1974 as a privately held, Canadian-owned research...

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GIM International - 2019 July/August issue

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Your News and Views in GIM International?

Do you have an interesting idea for an article in GIM International? We are always looking for the best news and views from the geomatics industry. If you are working with the most innovative technology, have performed a challenging survey or simply want to share your perspectives on the future, please send an email to our Head of Content, Wim van Wegen: wim.van.wegen@geomares.nl. He will be more than happy to explore ways of sharing your ideas with your peers throughout the geomatics world.

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