搜索结果: 16-30 共查到“摄影测量与遥感技术 estimating”相关记录44条 . 查询时间(0.479 秒)
ESTIMATING CANOPY HEIGHT OF MONTANE COOL TEMPERATE FOREST USING LARGE-FOOTPRINT SPACEBORNE LIDAR
LiDAR Forest Canopy height Estimation Model
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2015/12/28
Estimation of forest carbon storage is a critical challenge for understanding the global carbon cycle because it dominates the dynamics of the terrestrial carbon cycle. Light Detection and Ranging (Li...
ESTIMATING IMPERVIOUS SURFACE FOR THE URBAN AREA EXPANSION:EXAMPLES FROM CHANGCHUN,NORTHEAST CHINA
Changchun remote sensing estimation impervious land-use classification
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2015/12/28
As a developing country, China is now undergoing a quick process of urbanization. Therefore, understand ing and managing the urban environment is a prerequisite for addressing sustainability, which is...
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
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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...
A METHOD OF DIRECTLY ESTIMATING STEMWOOD VOLUME FROM GLAS WAVEFORM PARAMETERS
Lidar Satellite Vegetation Forestry Inventory
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2015/11/10
Methods of estimating stemwood volume from ICESat/ GLAS lidar waveforms are explored for a mixed temperate forest, the Forest of Dean, Gloucestershire, UK. Previous methods have used maximum canopy he...
COMPARISON BETWEEN MULTICOPTER UAV AND TOTAL STATION FOR ESTIMATING STOCKPILE VOLUMES
Total station Multicopter uav Data acquisition Comparison Stockpile Volumes
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2015/9/10
Currently the UAV (Unmanned Aerial Vehicle) have become an alternative for different engineering applications, especially in surveying, one of these applications is the calculation of volumes of stock...
A NEW TECHNIQUE BASED ON MINI-UAS FOR ESTIMATING WATER AND BOTTOM RADIANCE CONTRIBUTIONS IN OPTICALLY SHALLOW WATERS
UAS Ocean color Littoral waters Bottom reflectance Radiance Visible spectrum Saint Lawrence Estuary
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2015/9/10
The mapping of nearshore bathymetry based on spaceborne radiometers is commonly used for QC ocean colour products in littoral waters. However, the accuracy of these estimates is relatively poor with r...
ESTIMATING CLEAR-SKY LAND SURFACE LONGWAVE RADIATION BUDGET FROM MODIS DATA
MODIS Data high resolution model predictions
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2015/9/9
Surface longwave radiation budget components, including surface upwelling longwave
radiation (SULR), surface downwelling longwave radiation (SDLR), and surface net longwave
radiation (SNLR), are imp...
ESTIMATING NITROGEN CONCENTRATION FROM DIRECTIONAL CHRIS/PROBA DATA
Biochemistry Retrieval Subset Selection Algorithm Multiangular
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2015/9/8
Sun and sensor geometry cause directional effects in remotely sensed reflectance data which can influence the estimation of
biophysical and biochemical variables. Previous studies have indicated that...
ESTIMATING VEGETATION PARAMETERS OF CEREALS USING AN ASTER 1A IMAGE
ASTER radiometric correction vegetation indices
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2015/9/8
The purpose of the present study is the validation of the ASTER images through the indirect estimation of several parameters of dry
crops cover. Since 1999 the Department of Geography of the Universi...
ESTIMATING THE ESSENTIAL MATRIX:GOODSAC VERSUS RANSAC
essential matrix robust estimation RANSAC structure from motion
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2015/8/31
GOODSAC is a paradigm for estimation of model parameters given measurements that are contaminated by outliers. Thus, it is an alternative to the well known RANSAC strategy. GOODSAC’s search for a prop...
A ROBUST ALGORITHM FOR ESTIMATING DIGITAL TERRAIN MODELS FROM DIGITAL SURFACE MODELS IN DENSE URBAN AREAS
DSM DTM Elastic Grid Outliers Robust Statistics
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2015/8/31
This paper describes an algorithm in order to derive DTMs (Digital Terrain Models) from correlation DSMs (Digital Surface Models) and above-ground (buildings and vegetation) masks in dense urban areas...
ESTIMATING THE ESSENTIAL MATRIX: GOODSAC VERSUS RANSAC
essential matrix robust estimation RANSAC structure from motion
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2015/8/28
GOODSAC is a paradigm for estimation of model parameters given measurements that are contaminated by outliers. Thus, it is an alternative to the well known RANSAC strategy. GOODSAC’s search for a prop...
A ROBUST ALGORITHM FOR ESTIMATING DIGITAL TERRAIN MODELS FROM DIGITAL SURFACE MODELS IN DENSE URBAN AREAS
DSM DTM Elastic Grid Outliers Robust Statistics
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2015/8/28
This paper describes an algorithm in order to derive DTMs (Digital Terrain Models) from correlation DSMs (Digital Surface Models) and above-ground (buildings and vegetation) masks in dense urban areas...
Estimating Forest Biomass in Temperate Forests Using Airborne Multi-frequency Polarimetric SAR Data
Synthetic Aperture Radar (SAR) Polarimetry Multi-frequency
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2015/8/28
We used multi-sensor, multi-frequency and multi-polarization SAR data for biophysical parameter retrieval in plantation forests of
Northern Japan. The statistical relationships with different biophys...
The role of remotely sensed image texture in estimating forest stand structural complexity
Forestry Vegetation Landsat
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2015/8/20
Information on the structural complexity of forest stands is required to inform conservation priorities that guide the sustainable
management of private native vegetation for multiple objectives of l...