- document
-
Li, Y. (author), Yong, Bin (author), van Oosterom, P.J.M. (author), Lemmens, M.J.P.M. (author), Wu, Huayi (author), Ren, Liliang (author), Zheng, Mingxue (author), Zhou, Jiajun (author)The capability of acquiring accurate and dense three-dimensional geospatial information that covers large survey areas rapidly enables airborne light detection and ranging (LiDAR) has become a powerful technology in numerous fields of geospatial applications and analysis. LiDAR data filtering is the first and essential step for digital elevation...journal article 2017
- document
-
Sithole, G. (author)Various methods have been developed to measure the physical presence of objects in a landscape with high positional accuracy. A new method that has been gaining popularity is Airborne Laser Scanning (ALS). ALS works by scanning a landscape (the collection of ground, buildings, vegetation, etc.,) in multiple passes. In each scan pulses of laser...doctoral thesis 2005