搜索结果: 1-15 共查到“摄影测量与遥感技术 wind”相关记录18条 . 查询时间(0.116 秒)
TARGETS MASK U-NET FOR WIND TURBINES DETECTION IN REMOTE SENSING IMAGES
object detection VHRRSI wind turbines shadow wide-field detector U-Net
2018/5/14
To detect wind turbines precisely and quickly in very high resolution remote sensing images (VHRRSI) we propose target mask U-Net. This convolution neural network (CNN), which is carefully designed to...
WHIRL WIND DETECTION AND IDENTIFICATION IN INDONESIA UTILIZING SINGLE POLARIZATION DOPPLER WEATHER RADAR VOLUMETRIC DATA
whirl wind remote sensing weather radar radial velocity reflectivity spectral width
2016/12/1
Whirl wind occurrence frequency in Indonesia tends increasing in the last five years. Geospatial data from National Agency for Disaster Management (BNPB) recorded 72 cases with the impact of the two v...
A NEW METHOD TO DETECT REGIONS ENDANGERED BY HIGH WIND SPEEDS
Non-Parametric Regression Boosted Regression Trees Wind Speeds Spatial Predictions
2016/11/30
In this study we evaluate whether the methodology of Boosted Regression Trees (BRT) suits for accurately predicting maximum wind speeds. As predictors a broad set of parameters derived from a Digital ...
VISUALIZATION OF VGI DATA THROUGH THE NEW NASA WEB WORLD WIND VIRTUAL GLOBE
Data Collection NASA World Wind Free and Open Source Software Volunteered Geographic Information Virtual Globes Web Crowdsourcing
2016/11/8
GeoWeb 2.0, laying the foundations of Volunteered Geographic Information (VGI) systems, has led to platforms where users can contribute to the geographic knowledge that is open to access. Moreover, as...
COASTAL WIND ANALYSIS BASED ON ACTIVE RADAR IN QINGDAO FOR OLYMPIC SAILING EVENT
2008 Olympic Sailing Event Coastal wind field SAR Scatterometer
2015/12/28
The purpose of this research is to investigate the Qingdao coastal wind field properties as a preparation for the 2008 Olympic sailing event based on space-borne Scatterometer and Synthetic Aperture R...
ESTIMATING AND FUSING OPTICAL FLOW, GEOSTROPHIC CURRENTS AND SEA SURFACE WIND IN THE WATERS AROUND KISH ISLAND
Sea surface currents Optical flow Geostrophic currents Sea surface wind Fused surface currents
2016/1/15
The aim of this study is calculation of sea surface currents (SSCs) which are estimated from satellite data sets and processed with the variance component estimation (VCE) algorithm to check role of e...
PREDICTION OF WIND SPEEDS BASED ON DIGITAL ELEVATION MODELS USING BOOSTED REGRESSION TREES
Digital Elevation Model Wind Speed Non-Parametric Regression
2016/1/15
In this paper a new approach is presented to predict maximum wind speeds using Gradient Boosted Regression Trees (GBRT). GBRT are a non-parametric regression technique used in various applications, su...
NEW MODEL OF A SOLAR WIND AIRPLANE FOR GEOMATIC OPERATIONS
Geomatic Telecommunication Autopilot Electrical power Renewable energy
2015/9/10
The ability for an aircraft to fly during a much extended period of time has become a key issue and a target of research, both in the domain of civilian aviation and unmanned aerial vehicles. This pap...
EXTRACTION OF WIND EROSION OBSTACLES BY INTEGRATING GIS-DATA AND STEREO IMAGES
Extraction Integration GIS Image
2015/6/2
Data integration is a very important strategy to obtain optimum solutions in geo-scientific analysis, 3D scene modelling and visualization.
This paper mainly focuses on the integration of GIS-data, ...
MAPPING THE RISK OF FOREST WIND DAMAGE USING AIRBORNE SCANNING LiDAR
wind damage airborne scanning LiDAR forest management forest mensuration risk modelling open access
2015/4/1
Wind damage is known for causing threats to sustainable forest management and yield value in boreal forests. Information about wind damage risk can aid forest managers in understanding and possibly mi...
Impacts of the Collocation Window on the Accuracy of Altimeter/Buoy Wind Speed Comparison ——A Simulation Study
Altimeter buoy wind speed collocation simulation
2014/12/30
The choice of space and time windows is often a puzzling task in the simultaneous comparison of satellite and in situ observations. In this study, numerical simulations are carried out to examine the ...
DEVELOPMENT OF A WIND OBSERVATION SYSTEM USING PHOTOGRAMMETRY
Wind-flow Photogrammetry Inertial photogrammetry unit Photo-theodolite Digital still camera Path of particle
2014/4/28
Quantitative understanding of wind flow near the ground surface in all three dimensions onsite is extremely important for wind research.The objective of this research is to develop a system to quantit...
Improvement of Ocean Wind Speed Retrieval Accuracy Taking Into Account a Relative Wind Direction on Observed Brightness Temperature with Microwave Radiometer
relative wind direction ocean wind speed microwave radiometer
2009/3/20
An ocean wind retrival method with microwave radiometer data is proposed taking into accout relative wind directions on observed brightness temperature. The proposed method is based on the geophysical...
Algorithm Development in Retrieving Sea Surface Temperature and Sea Surface Wind Speed
AMSR STT SSW Aigorithm AQUA
2010/11/23
For two spaceborne passive microwave radiometers : Advanced Microwave Scanning Radiometer (AMSR) aboard the JAXA/ADEOS-II and AMSR-E aboard the NASA/AQUA, algorithms of retrieving sea surface temperat...
Validation of Gridded Surface Wind Products Using Spaceborne Microwave Sensors and their Application to Air-Sea Interaction in the Kuroshio Extension Region
Surface Wind Gridded product Validation Buoy measurement AMSR Scatterometer
2010/11/23
We have constructed gridded high resolution global surface wind products from satellite scatterometer Qscat/ SeaWinds (QSW) and radiometer Aqua/AMSR-E. Intercomparison of the two products in the North...