Recent Trends in Four Lidar Technologies

Recent Trends in Four Lidar Technologies

Lidar technology is synonymous with 3D point clouds. To get the most out of 3D point cloud data, it is necessary to step back and continually consider the newest trends in Lidar te...

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Monitoring 3D Urban Growth

Monitoring 3D Urban Growth

This innovative approach to measuring 3D urban growth integrates Lidar processing with machine learning. It takes account of the specific needs of urban planners, is less complicat...

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Recent Developments in Airborne Lidar

Recent Developments in Airborne Lidar

The arrival of airborne Lidar, also referred to as airborne laser scanning (ALS), has revolutionized area-wide 3D data acquisition of topography, bathymetry, vegetation, buildings...

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The Evolution of Lidar

The Evolution of Lidar

Ron Roth of Leica Geosystems and Marcos Sirota of Sigma Space Corp explain how this technology will bring benefits through faster pulse rates and denser point clouds. Current airbo...

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The Evolution of Lidar

The Evolution of Lidar

Current airborne Lidar systems, such as the Leica ALS series, capture one million points per second. Increasing the pulse repetition rate is the best way to achieve dense point clo...

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The Fierce Rise of Airborne Lidar

The Fierce Rise of Airborne Lidar

Today, automatic matching of overlapping aerial imagery and airborne Lidar are the main geodata technologies for capturing dense point clouds of the Earth’s surface. The samp...

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Interpolation of Lidar Point Clouds

Interpolation of Lidar Point Clouds

For representing terrain heights INSPIRE, which is aimed at creating an EU spatial data infrastructure, has developed specifications for digital terrain models (DTMs). DTMs are pre...

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'Great Stories Start Here'

'Great Stories Start Here'

This year’s HxGN Live, Hexagon Metrology’s annual user conference, was once again held in Las Vegas, USA, from 2-6 June. Its maxim: ‘Great Stories Start Here’. From a geomatics poi...

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Lidar Flight Planning

Lidar Flight Planning

Airborne Lidar has become a regular technology for acquiring accurate, consistent and dense point clouds. However, the constraints on specifications, available sensors and aerial p...

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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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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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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-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 content manager, Wim van Wegen: [email protected]. He will be more than happy to explore ways of sharing your ideas with your peers throughout the geomatics world.

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