Does the economic law of diminishing marginal returns apply to lidar point density? Economics 101 teaches us the law (or principle) of diminishing…
Author: Amar Nayegandhi
The Case For (and Against) Propagated Uncertainty in Aerial Topographic Lidar, Continued!
Total Propagated Uncertainty must take into account the relationships between the datums defined by the ground control points and the inertial navigation system,…
Full Coverage: The Case For (And Against) Propagated Uncertainty in Aerial Topographic LiDAR
There is a strong case for adding Total Propagated Uncertainty to the LAS specification, but it would almost certainly increase cost. The Geo…
The Quest For “Wall-to-Wall” Coverage for Hydrospatial Applications
The benefits of a “fly lidar first, fill-in with sonar” philosophy to obtain full bathymetry coverage Over the past few decades, airborne topographic…
The Quest For “Wall-to-Wall” Coverage for Hydrospatial Applications
The benefits of a “fly lidar first, fill-in with sonar” philosophy to obtain full bathymetry coverage
Over the past few decades, airborne topographic lidar has been the “go to” technology to create high-resolution digital elevation models (DEMs) of land…
Mapping Florida Waters
Dewberry works with Florida Department of Environmental Protection to map the Gulf Coast of Florida sea floor
Florida boasts the longest coastline of any state in the contiguous U.S., with over 8400 linear miles (NOAA method)1. Florida also has the…
Surveying Inland Waterways: A Florida Case Study
Topobathymetric Lidar Outperforms Hydrographic Technologies
Since the first of the three editions of Digital Elevation Model Technologies and Applications: The DEM Users Manual was published by the American…
Why Invest in High-Density Lidar?
Southwest Florida maps once, uses many times
Tropical Storm (TS) Debby rolled through the Tampa Bay, Florida, area in late June 2012, dropping over 12 inches of rain in a…