352 articles TrueView Tools, Tips and Workflows Page 30 / 36

GeoCue’s repository of TrueView tools, tips and workflows for the TrueView line of drone mapping products. Includes former AirGon products such as Loki and ASPSuite.

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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Binary Raster Files (*.flt)

As taken from the ArcView™ 3.2 Help System The Binary Raster File format is a simple format that can be used to transfer raster data between various applications. It consists of two files, the IEEE floating-point file and a supporting ASCII header file. The header file must have the same name as the data file,…

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Add Raster Files to LP360

In the standalone version of LP360, one may add raster files using the ‘Raster Tab’ of the ‘Add Files’ dialog. Then navigate to the desired Raster file(s). The following are the currently supported raster file formats: TIF (*.tif) JPEG (*.jpg) PNG (*.png) GIF (*.gif) BMP (*.bmp) MrSID (*.sid) JP2000 (*.jp2) ECW (*.ecw) IMG (*img) Binary…

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Ground targets for horizontal check for LIDAR data collection

An important evaluation to make when performing a QAQC analysis of a LIDAR data set is a control point comparison. Typically, this refers to checking the vertical accuracy of a LIDAR data set. In regards to vertical check/control point location: “Unlike horizontal checkpoints, vertical checkpoints are not necessarily required to be clearly defined or readily…

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A Framework for Control Strategies

We do a significant amount of Research and Development (R&D) in drone mapping.  Our AV-900 rotary wing system has an L1/L2 Global Navigation Satellite System (GNSS) that we run in the Post-Processed Kinematic mode.  This gives us the location of the AV-900 Survey System antenna to within a few centimeters relative to a local base…

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Geometry not within read/write loaded point extent (10075)

Problem: Receive either a “Classify is Complete” or a “ClassifyByGeometry function fails” with an overall message, or by feature messaging, indicating “Geometry not within read/write loaded point extent (10075)”. Probable Resolution: The warning message indicates that the LAS files intersecting with the indicated feature are not open for read/write, hence, no classification based on that…

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Thinning Feature Vertices in LP360

We have lot of LP360 customers with a variety of disparate feature collection and editing needs.  To begin to address these needs, we introduced a completely new set of Feature Edit tools in the 2016/2017 releases of LP360 (standalone).  Last month I introduced the new Feature Analyst tool that will be available in LP360 2017.1…

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Remove overviews from image

Problem: When loading an orthophoto image into LP360/Topolyst no image is displayed, yet when you zoom in it becomes visible. Modifying the LP360 image display properties shows the image extents properly and the header checks out. Probable resolution: We suspect that the overviews in the image file are corrupt/invalid. One can use the GDAL tool to…

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