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AUTOMATIC CO-REGISTRATION OF TERRESTRIAL LASER SCANNER AND DIGITAL CAMERA FOR THE GENERATION OF HYBRIDS MODELS
Cultural Heritage Laserscanning Photogrammetry Sensor Registration Software Development
2015/11/10
3D modeling and visualization of real world scenes is an important topic of research with applications in many areas such as virtual museums, game and entertainment, architecture description and resto...
ASSESSING EFFECTS OF LASER POINT DENSITY ON BIOPHYSICAL STAND PROPERTIES DERIVED FROM AIRBORNE LASER SCANNER DATA IN MATURE FOREST
Airborne laser scanner Canopy density Canopy height Pulse density
2015/11/10
Canopy height distributions were created from small-footprint airborne laser scanner data for mature coniferous forest in two forest areas in Norway. In total, 82 and 70 georeferenced field sample plo...
USING AIRBORNE SMALL-FOOTPRINT LASER SCANNER TO ASSESS THE QUANTITY OF SEEDLINGS IN AN UNEVEN-AGED SPRUCE FOREST
Regeneration uneven-aged forest laser scanner data canopy structure
2015/11/10
The relationships between measures of forest structure as derived from airborne laser scanner data and the variation in quantity of young trees established by natural regeneration in a size-diverse sp...
TERRAIN EXTRACTION BY INTEGRATING TERRESTRIAL LASER SCANNER DATA AND SPECTRAL INFORMATION
Terrestrial Laser Scanner Colour Image Spectral Information
2015/11/3
The extraction of true terrain points from unstructured laser point cloud data is an important process in order to produce an accurate digital terrain model (DTM). However, most of these spatial filte...
UAV-BASED ACQUISITION OF 3D POINT CLOUD–A COMPARISON OF A LOW-COST LASER SCANNER AND SFM-TOOLS
Unmanned aerial vehicle 3D point cloud LIDAR structure from motion laser scanning range finder RGB camera
2015/9/21
The Project ADFEX (Adaptive Federative 3D Exploration of Multi Robot System) pursues the goal to develop a time- and cost-efficient system for exploration and monitoring task of unknown areas or build...
EXTENSION OF AN AUTOMATIC BUILDING EXTRACTION TECHNIQUE TO AIRBORNE LASER SCANNER DATA CONTAINING DAMAGED BUILDINGS
Laser scanning LIDAR Point Cloud DSM Segmentation Extraction Building Disaster
2015/9/17
Airborne laser scanning systems generate 3-dimensional point clouds of high density and irregular spacing. These data consist of multiple returns coming from terrain, buildings, and vegetation. The ma...
AIRBORNE HYPERSPECTRAL SCANNER (AHS) A PRIORI MAPPING CAPACITY SIMULATION FOR THE DO袮NA BIOLOGICAL RESERVE SHRUBLANDS
AHS Hyperspectral Vegetation mapping
2015/9/8
Spatial patterns of vegetation species abundance is required for flora conservation strategies of natural areas. Hyperspectral imagery
is an increasingly relevant tool for vegetation mapping although...
USING MONTE-CARLO RAY TRACING TO INVESTIGATE THE MEASUREMENT OF FOREST PARAMETERS WITH THE ECHIDNATM LASER SCANNER
Canopy foliage lidar
2015/9/8
A Monte-Carlo ray tracer has been developed from a previous system to simulate a ground based, full waveform laser ranger, such as
the Echidna? Overlapping scans have been simulated using a geometric...
AIRBORNE HYPERSPECTRAL SCANNER (AHS) SPECTRAL EMISSIVITY RETRIEVAL IN 8-13 礛
AHS Multispectral thermal imagery Emissivity mapping
2015/9/8
Multispectral and hyperspectral thermal sensors can use spectral emissivities for mapping surface elements that show wavelength
emission differences (typically minerals). The Airborne Hyperspectral S...
Remote sensing of volcanic terrains by terrestrial laser scanner: preliminary reflectance and RGB implications for studying Vesuvius crater (Italy)
Lidar Vesuvius
2015/9/1
This work focuses on the use of terrestrial laser scanner (TLS) in the characterization of volcanic environments. A TLS survey of the Vesuvius crater (Somma-Vesuvius volcano, Italy) allows the constru...
calibration of the optech altm 3100 laser scanner intensity data using brightness targets
LIDAR Calibration Targets Quality Radiometric Calibration field Laser scanning
2015/9/1
In this paper the calibration of Optech ALTM 3100 laser scanner intensity is reported using airborne experiments and known brightness targets. The Finnish Geodetic Institute has had a permanent photog...
ADDING THE THIRD DIMENSION TO A TOPOGRAPHIC DATABASE USING AIRBORNE LASER SCANNER DATA
3D Reconstruction topographic features data fusion laser scanner data segmentation modelling
2015/8/31
Laser altimetry provides reliable and detailed 3D data, which to certain extent, can be processed (semi-)automatically into 3D information. The use of an additional source of information, like 2D GIS ...
NEW APPROACH FOR AUTOMATIC DETECTION OF BUILDINGS IN AIRBORNE LASER SCANNER DATA USING FIRST ECHO ONLY
LIDAR Urban Processing Detection Building Segmentation Classification
2015/8/31
Airborne laser scanning has become a significant 3D data acquisition technique in the field of surveying. By measuring point clouds defined in three-dimensional coordinates, this technique provides al...
ADDING THE THIRD DIMENSION TO A TOPOGRAPHIC DATABASE USING AIRBORNE LASER SCANNER DATA
3D Reconstruction topographic features data fusion laser scanner data segmentation modelling
2015/8/28
Laser altimetry provides reliable and detailed 3D data, which to certain extent, can be processed (semi-)automatically into 3D information. The use of an additional source of information, like 2D GIS ...
NEW APPROACH FOR AUTOMATIC DETECTION OF BUILDINGS IN AIRBORNE LASER SCANNER DATA USING FIRST ECHO ONLY
LIDAR Urban Processing Detection Building Segmentation Classification
2015/8/28
Airborne laser scanning has become a significant 3D data acquisition technique in the field of surveying. By measuring point clouds defined in three-dimensional coordinates, this technique provides al...