搜索结果: 1-15 共查到“知识库 理学 CLOUD”相关记录355条 . 查询时间(0.233 秒)
AUTOMATIC EXTRACTION OF ROAD MARKINGS FROM MOBILE LASER-POINT CLOUD USING INTENSITY DATA
Laser Scanning Road Marking Point Cloud High Precision Map Adaptive Threshold Segmentation
2018/5/16
With the development of intelligent transportation, road’s high precision information data has been widely applied in many fields. This paper proposes a concise and practical way to extract road marki...
MESH MODELLING OF 3D POINT CLOUD FROM UAV IMAGES BY POINT CLASSIFICATION AND GEOMETRIC CONSTRAINTS
Surface Reconstruction Surface Normal Point cloud Mesh model
2018/6/4
The point cloud generated by multiple image matching is classified as an unstructured point cloud because it is not regularly point spaced and has multiple viewpoints. The surface reconstruction techn...
FROM A POINT CLOUD SURVEY TO A MASS 3D MODELLING: RENAISSANCE HBIM IN POGGIO A CAIANO
Point clouds Digital accuracy Parametric mass modelling HBIM Renaissance architecture Scan to BIM
2018/6/4
This paper introduces some studies developed regarding the Medicea Villa at Poggio a Caiano, in Italy. The monumental building was built by Lorenzo de’ Medici and his heirs following the design of the...
MASSIVE LINKING OF PS-INSAR DEFORMATIONS TO A NATIONAL AIRBORNE LASER POINT CLOUD
Airborne Laser Scanning PS-InSAR geolocation deformation monitoring local surface reconstruction data fusion
2018/6/5
Build on soft soil, close to sea level the Netherlands is at high risk for the effects of subsidence and deformation. Interferometric Synthetic Aperture Radar (InSAR) is successfully used to monitor t...
SEMI-AUTOMATED APPROACH FOR MAPPING URBAN TREES FROM INTEGRATED AERIAL LiDAR POINT CLOUD AND DIGITAL IMAGERY DATASETS
Extraction Integrated Airborne LiDAR Multispectral Image Urban Trees
2016/10/14
Mapping of trees plays an important role in modern urban spatial data management, as many benefits and applications inherit from this detailed up-to-date data sources. Timely and accurate acquisition ...
A Method for Extracting Stream Channel Flow Paths from LiDAR Point Cloud Data
LiDAR Point Cloud Streams
2015/8/14
Traditional methods of delineating stream channel networks use gridded raster elevation data. Direct use of LiDAR point clouds, without first creating a raster or grid, could improve efficiency and ac...
Experiences with distributed computing for meteorological applications:grid computing and cloud computing
distributed computing meteorological applications grid computing cloud computing
2015/8/6
Experiences with three practical meteorological applications with different characteristics are used to highlight the core computer science aspects and applicability of distributed computing to meteor...
Integration of prognostic aerosol–cloud interactions in a chemistry transport model coupled offline to a regional climate model
chemistry transport aerosol–cloud interactions
2015/8/6
more detailed description of the emissions, transport,
particle growth, deposition and aerosol processes can
be included so as to obtain an accurate evaluation of
aerosol radiative effects on a hig...
SATELLITE-DERIVED CLOUD PROPERTIES OVER CHINA
Atmosphere Climate Meteorology Pollution Satellite
2015/7/29
integrated droplet number concentration are derived from satellite remote sensing technique with Advanced High Resolution
Radiometer (AVHRR) over the East Asia, mainly China area. Their annual mean ...
A new WRF-Chem treatment for studying regional-scale impacts of cloud processes on aerosol and trace gases in parameterized cumuli
regional-scale impacts new WRF-Chem treatment
2015/3/5
A new treatment of cloud effects on aerosol and
trace gases within parameterized shallow and deep convection, and aerosol effects on cloud droplet number, has been
implemented in the Weather Researc...
A Method for Extracting Stream Channel Flow Paths from LiDAR Point Cloud Data
Streams Channels Delineation
2015/1/9
Traditional methods of delineating stream channel networks use gridded raster elevation data. Direct use of LiDAR point clouds, without first creating a raster or grid, could improve efficiency and ac...
Near-Infrared Photometric Variability of Stars Toward the Orion A Molecular Cloud
YY Ori BM Ori
2014/12/26
We present an analysis of J, H, and Ks time series photometry obtained with the southern 2MASS telescope over a 0.84◦×6◦ region centered near the Trapezium region of the Orion Nebula Clust...
A survey of 557 GHz water vapor emission in the NGC 1333 molecular cloud
NGC 1333 jets and outfl ows
2014/12/24
Using NASA's Submillimeter Wave Astronomy Satellite (SWAS), we have examined the production of water in quiescent and shocked molecular gas through a survey of the 556.936 GHz 110-101 transition of or...
We have used new and archival infrared and radio observations to search for a dwarf galaxy associated with the high-velocity cloud (HVC) known as `complex H.' Complex H is a large (Ω gtrsim 400 deg2) ...
Gaps in the cloud cover? Comparing extinction measures in spiral disks
dust in galaxies spiral galaxies
2014/12/23
Dust in galaxies can be mapped either by the FIR/submillimeter emission, the optical or infrared reddening of starlight, or the extinction of a known background source. We compare two dust extinction ...