OpenTopography

Documents

LiDAR DEM Generation:

• Resarch Summary: “An Efficient Implementation of a Local Binning Algorithm for Digital Elevation Model Generation of LiDAR/ALSM Datasets”
• Notes on LiDAR DEM Generation via Local Interpolation Methods
• Exploration of search radius for DEM generation via local binning algorithm
• Consideration of point count and optimal resolution and search radius for B4 ALSM data in the Carrizo Plain
• More information on the GRASS GIS Spline interpolation algorithm available via OpenTopography:  Interpolation by Regularized Spline with Tension:  II. Application to Terrain Modeling and Surface Geometry Analysis, Mitasova & Jaroslav, 1993.  Also:  Simultaneous spline approximation and topographic analysis for lidar elevation data in open source GIS, H.Mitasova, L. Mitas, and R. S. Harmon, 2005.

Data Set Analysis:

• Comparison of data acquired by the Optech 1233 and 5100 ASLM scanners for a portion of the Southern San Andreas fault
• Analysis of LiDAR shot densities for NCALM Eastern California Shear Zone (ECSZ) survey and B4

White Papers and Reports:

• Current capabilities and community needs for software, tools, and educational resources for use with LiDAR high resolution topography data - Arrowsmith, Glenn, Crosby, Cowgill, August, 2008
• Report to the NSF from the Workshop on Studying Earth Surface Processes with High-Resolution Topographic Data, Boulder, Colorado, 15-18 June 2008