Fast TIN option’s influence on Contours

When generating contours from a gridded point cloud, issues can arise in the resulting contours.  This can cause horizontal offsets between lines from separate processing blocks resulting in contour lines that are split into multiple segments. Usually, the “Use Fast TIN” option is checked in the Las Properties dialog. The default value. This option uses…

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DZ Surface Value Computation

The Export Wizard can be used to compare the relative accuracy of returns from overlapping flight lines.  Using the ‘Surface’ Export Type, the ‘Point Insertion’ Surface Method , and the ‘dz Images’ Surface Attribute, will produce a useful visual representation of the vertical mismatch from flight line to flight line. This tool creates cells with…

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Classification in LP360 Using Shapefiles

Classify by Features is a useful way of assigning classifications to points using a spatial relationship to other features. Any vector layer that exists in the Map can be used to classify points that are either within a specified distance of polygon, linear, or point features or any points completely within a polygon feature. 1.…

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Create Editable Model

The Create Editable Model tool in TerraScan creates a surface model from loaded points, and uses TerraModeler to visualize it. The purpose of this tool is to assist in the quality checking and editing the classification of points that it represents (i.e. ground points). This shaded surface allows the easy visualization of the surface and…

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LP360: Surface Exports with Large Void Areas

KBA-01009-G8L3T4 Purpose & Scope Modify LP360 Settings to Avoid Large Surface Voids Procedure Surface exports with large void areas such as lakes or other water bodies may require changes to the default export settings. LP360 makes inspections of the neighborhood adjacent to small processing blocks in order to correctly identify the right set of points…

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