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DETECTION OF CURBSTONES IN AIRBORNE LASER SCANNING DATA
feature extraction road detection airborne laser scanning
2016/2/29
The high point densities obtained by today’s airborne laser scanners enable the extraction of various features that are traditionally
mapped by photogrammetry or land surveying. While significant pr...
A ROLE FOR AIRBORNE LASER SCANNING INTENSITY DATA IN VERTICAL STRATIFICATION OF MULTILAYERED ECOSYSTEMS
airborne laser scanning intensity LiDAR shrubland wildland fi res
2016/2/29
Airborne laser scanning (ALS) based height and intensity information was exploited for the vertical stratification of vegetation layers in
a multilayered Mediterranean ecosystem. A new methodol...
HIGH RESOLUTION DATA FROM LASER SCANNING AND DIGITAL PHOTOGRAMMETRY TERRESTRIAL METHODOLOGIES. TEST SITE: AN ARCHITECTURAL SURFACE
Laser scanning digital photogrammetry 3D models co-registration comparison accuracy
2016/2/29
Terrestrial methodologies, as high resolution laser scanning and digital photogrammetry, are used in many applications in the field
of architectural and cultural heritage surveys: they are character...
Extracting of Spatial Information in the Environment of Irish Road Using Airborne Laser Scanning
LiDAR (Light Detection and Ranging) Noise Classification Object Extraction Orthophotos Roads
2015/12/8
This paper describes the first phase of a three year PhD research project which aims at extracting road and roadside information accurately and robustly from airborne sensor data and assessing its sui...
Decomposition of Airborne Laser Scanning Waveform Data Based on EM Algorithm
LIDAR Waveform-digitizing Analysis of waveform Filter Smooth Gaussian decomposition DSM
2015/11/20
Data storage capacity and high processing speed available today has made it possible to digitally sample and store the entire reflected waveform of Small-Footprint Airborne Lidar (light detection and ...
MODEL REFINEMENT BY INTEGRATED PROCESSING OF LASER SCANNING AND PHOTOGRAMMETRY
LIDAR Point Cloud LASERMAP Modeling Facade Urban
2015/10/8
For tasks such as the generation of realistic visualizations from pedestrian viewpoints in virtual reality and multimedia applications,
urban models extracted from airborne data are too coarse and t...
LIDAR AND INS FUSION IN PERIODS OF GPS OUTAGES FOR MOBILE LASER SCANNING MAPPING SYSTEMS
Inertial Navigation Systems lidar Urban Navigation
2014/6/5
Mobile laser scanning systems are becoming an increasingly popular means to obtain 3D coverage on a large scale. To perform the mapping, the exact position of the vehicle must be known throughout the ...
A Novel Coefficient Scanning Scheme For Directional Spatial Prediction-Based Image Compression
Coefficient Scanning Scheme Prediction-Based Image Compression
2010/12/14
Spatial prediction is a promising technique for image coding. For example, the coming AVC/H.264 standard adopts directional spatial prediction in the Intra frame coding. Similar to the traditional DCT...