搜索结果: 1-15 共查到“物理学 Laser Scanning”相关记录16条 . 查询时间(0.144 秒)
CHARACTERISATION OF INTENSITY VALUES ON TERRESTRIAL LASER SCANNING FOR RECORDING ENHANCEMENT
Terrestrial Laser Scanning (TLS) Calibration Colour CIE colour spaces Documentation Archaeology Rock Art
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2017/8/30
Mapping surveys based on terrestrial laser scanning (TLS) are common nowadays for different purposes such as documentation of cultural heritage assets. The chance to extract relevant information from ...
ISPRS Workshop on Laser Scanning 2017
ISPRS Workshop Laser Scanning 2017
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2017/3/28
Laser Scanning 2017 is the latest of a series of ten ISPRS workshops covering various aspects of space-borne, airborne, mobile and terrestrial laser scanning in both indoor and outdoor environments. T...
ORIENTATION AND PROCESSING OF AIRBORNE LASER SCANNING DATA (OPALS) - CONCEPT AND FIRST RESULTS OF A COMPREHENSIVE ALS SOFTWARE
LIDAR ALS processing software automatic workfl ow data administration
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2016/2/29
Since the mid-1990s, the Institute of Photogrammetry and Remote Sensing (I.P.F.) is engaged in Airborne Laser Scanning (ALS) in
research and development. Scientific contributions have been made...
A MORPHOLOGICAL RECONSTRUCTION ALGORITHM FOR SEPARATING OFF-TERRAIN POINTS FROM TERRAIN POINTS IN LASER SCANNING DATA
LIDAR morphological reconstruction terrain points off-terrain points DTM
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2015/8/13
During the last decade various techniques have been proposed to extract the ground surface from airborne LIDAR data. The basic
problem is the separation of terrain points from off-terrain points whi...
MAINTAINING MOMENTUM IN TERRESTRIAL LASER SCANNING: A UK CASE STUDY
Archiving Cultural Heritage Management
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2015/8/13
Terrestrial laser scanning has been rapidly adopted around the world as a tool for capturing three-dimensional survey data in
a variety of applications. This rapid take up continues, but clients, and...
ON THE USE OF AIRBORNE LASER SCANNING DATA TO VERIFY AND ENRICH ROAD NETWORK FEATURES
LIDAR Surface Parameter Extraction Detection
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2015/8/13
High-resolution digital terrain models (DTM) provide accurate descriptions of our surrounding with respect to its 2.5D shape.
Besides that existing cartographic databases provide detailed 2D represe...
THE POTENTIAL OF DISCRETE RETURN, SMALL FOOTPRINT AIRBORNE LASER SCANNING DATA FOR VEGETATION DENSITY ESTIMATION
laser scanning correlation point cloud forestry land cover
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2015/8/13
We evaluate the potential of deriving a vegetation leaf area index (LAI) from small footprint airborne laser scanning
data. Based on findings from large area histograms of discrete laser return...
MEASURING THE GROWTH OF INDIVIDUAL TREES USING MULTI-TEMPORAL AIRBORNE LASER SCANNING POINT CLOUDS
Height growth laser scanning multi-temporal change detection
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2015/8/13
It is well known that characteristics of individual trees, such as tree height, biomass and crown area, can be derived from airborne
laser scanning (ALS) and that heights for individual trees can be ...
QUANTITATIVE MAPPING OF HYDRODYNAMIC VEGETATION DENSITY OF FLOODPLAIN FORESTS USING AIRBORNE LASER SCANNING
airborne laser scanning floodplains hydrodynamic vegetation density forest simulation
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2015/8/13
The determination of hydrodynamic vegetation density of floodplain forests in the Netherlands is currently based on manually
delineated vegetation types and a lookup table to convert these into vege...
OPTIMIZATION OF THE SCANNING ANGLE FOR COUNTRYWIDE LASER SCANNING
Digital Terrain Model DTM airborne laser scanning ALS countrywide quality
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2015/8/13
Countrywide collection of laser scanning, mainly due to DTM derivation, is becoming increasingly attractive. Since Finland is a
large country, optimization of scanning parameters is important from th...
MAPPING LAND COVER IN THE TAITA HILLS, SE KENYA, USING AIRBORNE LASER SCANNING AND IMAGING SPECTROSCOPY DATA FUSION
GEOBIA LCCS Hyperspectral data
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2015/5/7
The Taita Hills, located in south-eastern Kenya, is one of the world’s biodiversity hotspots. Despite the recognized ecological importance of this region, the landscape has been heavily fragmented d...
LASER SCANNING AND PHOTOGRAMMETRY: 21ST CENTURY METROLOGY
laser scanning photogrammetry integration
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2015/3/6
New technologies often turn heads the first time they appear. Laser scanning is one such new technique, which has
impressed many users by the ability of point clouds to provide an understanding of c...
INVESTIGATING ADJUSTMENT OF AIRBORNE LASER SCANNING STRIPS WITHOUT USAGE OF GNSS/IMU TRAJECTORY DATA
Airborne Laser Scanning adjustment LIDAR georeferencing quality control
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2016/2/29
Airborne laser scanning (ALS) requires GNSS (Global Navigation Satellite System; e.g. GPS) and an IMU (Inertial Measurement
Unit) for determining the dynamically changing orientation of the scanning ...
APPLICATION OF AIRBORNE LASER SCANNING IN HIGWAY ENGINEERING PROJECTS IN BRAZIL
Remote Sensing LIDAR
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2015/6/1
Recently it was accomplished in Brazil one of the first surveying for
application in projects of implantation of highways using that new technology. This survey was made in a corridor with
approxi...
AUTOMATIC 3D BUILDING RECONSTRUCTION FROM AIRBORNE LASER SCANNING AND CADASTRAL DATA USING HOUGH TRANSFORM
Building Reconstruction Algorithms Point Cloud
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2015/6/1
Urban environments of modern cities are described digitally in large public databases and datasets of e.g. laser scanning and ortho
photos. These data sets are not necessarily linked to each other, ...