Author: Nancy Graham Page 3 / 3
Nancy Graham has written 27 articles
How Hillshade works in LP360
Hillshading is a way to determine the hypothetical illumination of a surface based on a given light source position in the sky. Positions on the terrain that are most exposed to the light source have high illumination or brightness values, whereas terrain positions that are hidden or protected from the light source have low to…
Drape Profile Visualization Tool
A useful visualization tool is Drape Profile, available in the Profile Window. With this tool, you can draw a profile line that is draped to your surface. The draped line is the result of overlaying/draping the center of the profile extent on a triangulated irregular network (TIN) created from the LIDAR points. The result is…
Copy Symbology from one Window to Another
Do you ever get irritated that you have to enter your symbology information/settings into each view window? The Copy Legends dialog (Figure 1) is the answer you are looking for. The LP360 Copy Legends dialog allows you to quickly copy the LIDAR display and symbology settings such as elevation, classification, point source, and return combinations…
Interview with Dr. Al Karlin, Senior GIS Scientist, Southwest Florida Water Management District
In this interview Dr. Al Karlin, Senior GIS Scientist, Southwest Florida Water Management District (SWFWMD) discussed the use of LIDAR and LP360 in managing the district’s water supply. The SWFWMD is one of five water management districts in Florida; we serve ~ 5,000,000 people in our 10,000 sq. mile service area. Our four-part mission is…
At the Water’s Edge: Nature-based Coastal Resilience in Grenada and St. Vincent and the Grenadines
Today’s society faces unprecedented challenges. Dwindling natural resources, declining economies, a rapidly changing climate and other threats require that all of us begin working together to reach common solutions. With increasing demand on our limited resources, innovative solutions are needed to ensure that nature can continue to provide the food, clean water, energy and other…
Pierce County WA LIDAR Acquisition and Quality Control Procedures using LP360
Pierce County, Washington has used LIDAR data since 2004 as a mission critical component of the County’s Geographic Information System (GIS). The data, collected from 2000 to 2004, has been used for a variety of purposes, including economic development, environmental planning, construction and transportation projects, and emergency management. However, this data was collected with older…