87 articles AirGon Tools, Tips and Workflows Page 2 / 9

ASP Suite – Adjust Heights Workflow

To process images in PhotoScan using control points, it is important for the image heights to be relative to the same vertical datum as the control points. Some drone models cannot determine their height relative to a vertical datum but can accurately determine their height above the takeoff location. If the takeoff elevation is known,…

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Memory Error When Building Mesh in PhotoScan

One of the steps in AirGon’s PhotoScan processing workflow is to build a 3D mesh.  The mesh building step usually consumes more memory than other steps in the workflow and can lead to a memory error if the capacity is exceeded.  The source of this problem can sometimes be traced back to the selection of…

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DJI Drones for Mapping: DJI Phantom 4 Pro and the DJI Inspire

There are lots of drones to choose from for mapping purposes, but a couple of stand-outs from DJI are the Phantom 4 Pro and the Inspire 2.  They both provide excellent flight times and they also have mechanical shutters.  This is important to eliminate the geometric distortions inherent with electronic rolling shutters, which are typical…

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Download Image Layers from Reckon

In addition to viewing orthos and other image layers in Reckon, users also have the option to download the layer to a local drive.  The following steps describe the process for downloading an image layer from Reckon. Step 1 – User requests an image. In the Table of Contents, left click on desired image layer. Left…

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Classify Non-Visible Points

The new “Classify Non-Visible Points” mode introduced in LP360 2016 allows the user to choose whether or not they classify non-visible points. Example:  Water is off in the display filter, everything else is on.  In the Selection filter all classification classes are on. Case 1:  Toggle set to not classify non-visible points. Result: Only selected…

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Downloading CSV, PDF, and Layers from Reckon

To download data from Reckon,  first select the date from the drop down menu that corresponds to the data you wish to download.  The layers associated with this date should be displayed in the Table of Contents on the left side of your screen.  Left-click the layer name and select from the list of options…

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Classify by Feature as a Surface

One use of the Classify by Feature functionality is that you can apply a buffer to the feature and reclassify the points that fall within the XY buffer.  If you use the feature as a surface instead then it activates the buffer in the Z axis, instead of the XY. When your input shape is 3D…

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A Comparison of Volumetric Workflows – LP360, PhotoScan and Pix4D

In the last quarter of 2016, we introduced (under our AirGon brand) the Bring Your Own Drone (BYOD) Mapping Kit.  This kit contains all the software one needs to turn a low-cost drone such as a Phantom 4 Pro or an Inspire 2 with x4s camera into a serious mapping platform. Our presales technical team…

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LP360 2017.1 Feature Matrix

LP360 is a family of point cloud exploitation tools for both native Windows (“standalone”) and the ArcGIS® desktop platform. LP360 for ArcGIS is the world’s most popular point cloud (such as LIDAR and dense image matching) visualization, editing and information extraction tool set for ArcGIS®. It is available directly from GeoCue Group Inc.1 (www.geocue.com) and…

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ASCII Raster Files (*.asc)

As taken from the ArcView™ 3.2 Help System The ASCII Raster File format is a simple format that can be used to transfer raster data between various applications. It is basically a few lines of header data followed by lists of cell values. The header data includes the following keywords and values: ncols – number…

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