搜索结果: 1-8 共查到“摄影测量与遥感技术 Nitrogen”相关记录8条 . 查询时间(0.234 秒)
POTENTIAL APPLICATION OF NOVEL HYPERSPECTRAL LIDAR FOR MONITORING CROPS NITROGEN STRESS
LiDAR Hyperspectral Nitrogen stress Crops Remote sensing
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2016/12/1
Precision agriculture has always been the research hotspot around the world. And the optimization of nitrogen fertilization for crops is the core concerns. It is not only to improve the productivity o...
COMPARING BROAD-BAND AND RED EDGE-BASED SPECTRAL VEGETATION INDICES TO ESTIMATE NITROGEN CONCENTRATION OF CROPS USING CASI DATA
LNC SVIs NDVI broad-band red edge-based CASI
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2016/11/23
In recent decades, many spectral vegetation indices (SVIs) have been proposed to estimate the leaf nitrogen concentration (LNC) of crops. However, most of these indices were based on the field hypersp...
NOVEL APPROACH FOR ESTIMATING NITROGEN CONTENT IN PADDY FIELDS USING LOW ALTITUDE REMOTE SENSING SYSTEM
Low altitude remote sensing Unmanned aerial vehicle Rice Vegetation index Nitrogen
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2016/7/5
Concerns over the use of nitrogen have been increasing due to the high cost of fertilizers and environmental pollutions caused by excess nitrogen application in agricultural fields. Several methods ar...
WAVELENGTH SELECTION OF HYPERSPECTRAL LIDAR BASED ON FEATURE WEIGHTING FOR ESTIMATION OF LEAF NITROGEN CONTENT IN RICE
Hyperspectral LiDAR Feather Weighting Leaf Nitrogen Content Wavelength Selection Partial Least Squares Support Vector Machine
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2016/7/4
Hyperspectral LiDAR (HSL) is a novel tool in the field of active remote sensing, which has been widely used in many domains because of its advantageous ability of spectrum-gained. Especially in the pr...
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...
Hyperspectral Analysis of Soil Total Nitrogen in Subsided Land Using the Local Correlation Mazimization-Complementary Superiority Method
Hyperspectral analysis local correlation maximization-complementary superiority (LCMCS) soil total nitrogen subsided land
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2015/7/27
The measurement of soil total nitrogen (TN) by hyperspectral remote sensing provides an important tool for soil restoration programs in areas with subsided land caused by the extraction of natural res...
FUSION OF OPTICAL DATA AND SAR DATA FOR THE ESTIMATION OF NITROGEN CONCENTRATION IN PEARL RIVER ESTUARY HONG KONG SEAS, CHINA
Total inorganic nitrogen RADARSAT-2 HJ-1 CCD image backscattering coefficient optical parameters polarization parameters
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2014/4/29
The knowledge of nitrogen concentration in the ocean is fundamental for the study of oceanic biogeochemical processes. The objective of this research is to estimate total inorganic nitrogen (TIN) by i...
MEASURING SUNFLOWER NITROGEN STATUS FROM AN UNMANNED AERIAL VEHICLE-BASED SYSTEM AND AN ON THE GROUND DEVICE
Precision agriculture Site-specific farming Unmanned Aerial Vehicle
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2014/5/9
Precision agriculture recognizes the inherent spatial variability associated with soil characteristics, land morphology and crop
growth, and uses this information to prescribe the most appropriate m...