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LASmoons: Olumese Efeovbokhan
Olumese Efeovbokhan (recipient of another three LASmoons) Geosciences, School of Geography University of Nottingham, UK Background: Hydrological models require various input data for flood...
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Generating DTM for “fluffy” Livox MID-40 LiDAR via “median ground” points
In the last article about the Livox MID-40 LiDAR scan of Samara we quality checked the data, aligned the flight lines and cleaned the remaining spurious scan lines. In this article we will process...
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Scanning Samara with LiDAR and Images using Helicopter of Stereocarto
After weeks of planning the helicopter finally came. Since we have been cooperating with Stereocarto‘s San Jose office for quite some time, we were finally able to lure their helicopter down to...
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Scanning Samara with LiDAR and Images using Helicopter of Stereocarto
After weeks of planning the helicopter finally came. Since we have been cooperating with Stereocarto‘s San Jose office for quite some time, we were finally able to lure their helicopter down to...
View ArticleClik here to view.
LASmoons: Olumese Efeovbokhan
Olumese Efeovbokhan (recipient of another three LASmoons) Geosciences, School of Geography University of Nottingham, UK Background: Hydrological models require various input data for flood...
View ArticleClik here to view.
Generating DTM for “fluffy” Livox MID-40 LiDAR via “median ground” points
In the last article about the Livox MID-40 LiDAR scan of Samara we quality checked the data, aligned the flight lines and cleaned the remaining spurious scan lines. In this article we will process...
View ArticleClik here to view.
LASmoons: Martin Romain
Martin Romain (recipient of three LASmoons) Marshall Islands Conservation Society Majuro, Republic of the MARSHALL ISLANDS Background: As a low-lying coastal nation, the Republic of the Marshall...
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Philippines use Taal Vulcano Eruption as Opportunity to become Very First...
UPDATE: As of January 30th also classified LAZ tiles are available for download. It took just a few years of nagging, a vulcanic eruption, and then a few more weeks of nagging but now it has happened....
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Converting Rasters from inefficient ASCII XYZ to more compact LAZ or TIF Formats
The German state of Brandenburg has recently started to provide many of their basic geospatial data as open data, such as digital ortophotos in TIF and JPG formats, vertical and horizontal control...
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LASmoons: Volga Lipwoni
Volga Lipwoni (recipient of three LASmoons) Department of Geography, School of Earth and Environment University of Canterbury, NEW ZEALAND Background: Structure from motion (SfM) photogrammetry, has...
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Removing Noise from Single Photon LiDAR to Generate a Smooth DTM
A while back we had a first look at the Single Photon LiDAR from Leica’s SPL100 sensor (that eventually turned out just to be an SPL99 because one beamlet or one receiver in the 10 by 10 array was...
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Another German State Goes Open LiDAR: Saxony
Finally some really good news out of Saxony. After North Rhine-Westphalia and Thuringia released the first significant amounts of open geospatial data in Germany in a one-two punch in January 2017, we...
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National Open LiDAR Strategy of Latvia humiliates Germany, Austria, and other...
Latvia, officially the Republic of Latvia, is a country in the Baltic region of Northern Europe has around 2 million inhabitants, a territory of 65 thousand square kilometers and – since recently –...
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Removing Low Noise in LiDAR Points with Median Ground Surface
Recently a user of LAStools asked a question in our user forum about how to classify LiDAR data that contains lots of low noise. A sample screen shot of the user’s failed attempt to correctly classify...
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LASmoons: Nicolas Barth
Nicolas Barth (recipient of three LASmoons) Department of Earth & Planetary Sciences University of California, Riverside UNITED STATES Background: The 850 km-long Alpine Fault (AF) is one of the...
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LASmoons: Olumese Efeovbokhan
Olumese Efeovbokhan (recipient of three LASmoons) Geosciences, School of Geography University of Nottingham, UK Background: One of the vital requirements to successfully drive and justify favorable...
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Clean DTM from Agisoft Photogrammetric Points of Urban Scene
We occasionally get permission to distribute a nice data sets and blog about how to best process it with LAStools because this gets around having to pay our “outrageous” consulting fees. (-: This time...
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Smooth DTM from Drone LiDAR off Velodyne HDL 32A mounted on DJI M600 UAV
Recently we attempted to do a small LiDAR survey by drone for a pet project of our CEO in our “code and surf camp” here in Samara, Costa Rica. But surveying is difficult when you are a novice and we...
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Using Open LiDAR to Remove Low Noise from Photogrammetric UAV Point Clouds
We collected drone imagery of the restored “Kance” tavern during the lunch stop of the UAV Tartu summer school field trip (actually the organizer Marko Kohv did that, as I was busy introducing students...
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LASmoons: David Bandrowski
David Bandrowski (recipient of three LASmoons) Yurok Tribe Native American Indian Tribe in Northern California, USA Background: Wild spring-run Chinook salmon populations on the South Fork Trinity...
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