LP360 Digital Elevation Model Edge Mismatch

It may seem that there is an edge mismatch between Digital Elevation Model(s) (DEM) created with LP360 that is showing up when the grids are viewed in different software platforms. For instance, a user might see an offset between grids such as in the example below: After further research into the matter it turns out the issue is…

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Vertical Accuracy Reporting in TerraScan

In November 2014, the American Society for Photogrammetry and Remote Sensing (ASPRS) released an updated standard, Positional Accuracy Standards for Digital Geospatial Data, to tie together past experience with current industry practice of preparing data, but not plotting the resulting maps. The new standard provides guidelines for calculating both the vertical and the horizontal accuracy.…

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Tips for Defining Stockpile Toes

We have added quite a few tools to LP360 (Standalone)/Topolyst aimed at small unmanned aerial systems (sUAS) data processing (and small area LIDAR, of course).  Here are a few tips for defining stockpile toes for volumetric computations.  Automatic Toe Extraction with Overhead: You will note that the automatic toe extraction Point Cloud Task (LP360 Advanced…

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TerraModeler Profile Labels

The Profile labels dialog defines settings for labeling stations and surface elevations in a profile. The symbology for bottom row labels, station labels, and elevation labels can be defined in Profiles / Labels category of TerraModeler Settings. Setting: Effect: Label stations If on, the station values along the alignment are drawn below the profile. Step…

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TerraModeler Profile surfaces

The Profile surfaces dialog provides a list of surface models available for display in profiles. You can define which profiles are displayed and the symbology for each surface. Setting: Effect: Draw in profiles If on, the selected surface in the list on the left side of the dialog is drawn in the profile. Color Line…

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TerraModeler Draw Profile

The Draw Profile tool draws a profile along an alignment element. The profile shows the shape of surface models along the alignment. The alignment element can be any linear element. Valid element types include lines, line strings, curves, arcs, ellipses, shapes, complex chains, and complex shapes. A profile is drawn as a cell element that…

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Duplicate file ids

Problem: When adding files to the map some of the LAS files won’t load and you are presented with the following messages about “Duplicate File IDs”. Caller’s Message: Adding layer to the map failed (22705) Exception Information HRESULT: 0x80004005 Description Duplicate file ids Caller’s Message: Exception Information: HRESULT: 0x0 Unable to retrieve extended COM error…

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app_tracelog.svclog file is huge

Symptoms: With some older installations of GeoCue Federator the app_tracelog.svclog log file can become quite huge taking up a lot of room on the hard drive. Probable Resolution: You may delete the app_tracelog.svclog found in “C:\Program Files\GeoCue\GeoCue Federator Server”. In order to prevent a large file from being created again, you can edit the “GCFederator.WindowsServiceHost.exe.config”…

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Path Too Long Error Installing Service Pack

Symptom: While attempting to install the GeoCue Service pack you receive an error message stating, “Destination Path Too Long”, while extracting the service pack into the GeoCue Common folder. Probable Resolution: There is a 255-character limit imposed by Microsoft when doing the extraction from the ZIP file used to deliver the GeoCue Service Pack. You…

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