搜索结果: 1-12 共查到“地球物理学 Extraction”相关记录12条 . 查询时间(0.971 秒)
BUILDING DAMAGE EXTRACTION TRIGGERED BY EARTHQUAKE USING THE UAV IMAGERY
Building Damage Information Earthquake Disasters Image Fusion Point Clouds UAV Imagery
2018/5/14
When extracting building damage information, we can only determine whether the building is collapsed using the post-earthquake satellite images. Even the satellite images have the sub-meter resolution...
ROAD DAMAGE EXTRACTION FROM POST-EARTHQUAKE UAV IMAGES ASSISTED BY VECTOR DATA
Road damage extraction Damage assessment Earthquake UAV images Object-oriented classification Threshold detection
2018/5/11
Extraction of road damage information after earthquake has been regarded as urgent mission. To collect information about stricken areas, Unmanned Aerial Vehicle can be used to obtain images rapidly. T...
THE EXTRACTION OF POST-EARTHQUAKE BUILDING DAMAGE INFORMATIOM BASED ON CONVOLUTIONAL NEURAL NETWORK
Earthquake Seismic Damage Information Extraction Deep Learning Convolutional Neural Network
2018/5/11
The seismic damage information of buildings extracted from remote sensing (RS) imagery is meaningful for supporting relief and effective reduction of losses caused by earthquake. Both traditional pixe...
RAPID EXTRACTION OF LANDSLIDE AND SPATIAL DISTRIBUTION ANALYSIS AFTER JIUZHAIGOU Ms7.0 EARTHQUAKE BASED ON UAV IMAGES
Jiuzhaigou earthquake UAV object-oriented landslide extraction spatial distribution analysis
2018/5/14
Jiuzhaigou earthquake led to the collapse of the mountains and formed lots of landslides in Jiuzhaigou scenic spot and surrounding roads which caused road blockage and serious ecological damage. Due t...
A LANDMARK EXTRACTION METHOD ASSOCIATED WITH GEOMETRIC FEATURES AND LOCATION DISTRIBUTION
Landmark Extraction Geometric Features Crevice Horizon Segmentation Voronoi Diagram
2018/5/16
Landmark plays an important role in spatial cognition and spatial knowledge organization. Significance measuring model is the main method of landmark extraction. It is difficult to take account of the...
PRELIMINARY STUDY ON EARTHQUAKE SURFACE RUPTURE EXTRACTION FROM UAV IMAGES
UAV earthquake surface rupture 3D reconstruction
2018/5/16
Because of the advantages of low-cost, lightweight and photography under the cloud, UAVs have been widely used in the field of seismic geomorphology research in recent years. Earthquake surface ruptur...
Novel method for low level Sr-90 activity detection in seawater by combining oxalate precipitation and chelating resin extraction
strontium-90 nuclear power plant seawater monitoring preconcentration oxalate precipitation
2017/4/10
Sr released into seawater from nuclear bomb testing and nuclear facility accident sites requires long-term monitoring.
However, measuring 90Sr in seawater is still difficult and time-consuming. This ...
Automated DEM extraction in digital aerial photogrammetry: precisions and validation for mass movement monitoring
digital photogrammetry automatic processing DEM precision monitoring
2015/9/10
Automated procedures for photogrammetric image processing and Digital Elevation Models (DEM) extraction
yield high precision terrain models in a short time, reducing manual editing; their accuracy is...
Endmember extraction algorithms from hyperspectral images
endmember extraction hyperspectral mixtures linear spectral unmixing
2015/9/7
During the last years, several high-resolution sensors have been developed for hyperspectral remote sensing applications.Some of these sensors are already available on space-borne devices. Space-borne...
Alpha-cellulose extraction procedure for the tropical tree sungkai (Peronema canescens Jack) by using an improved vessel for reliable paleoclimate reconstruction
alpha-cellulose extraction oxygen isotope tropical tree rings infrared spectroscopy dendroclimatology
2017/4/11
We studied the alpha-cellulose extraction procedure used for the tropical tree sungkai (Peronema canescens Jack)
using an improved Teflon extraction vessel to achieve reliable oxygen isotopic analysi...
Estimation of sulfur, fluorine, chlorine and bromine fluxes at Mid Ocean Ridges using a new experimental crushing and extraction method
degassing flux sulfur halogen helium Mid Ocean Ridge basalts
2017/4/11
We measured helium-3 (3
He), sulfur (S), fluorine (F), chlorine (Cl) and bromine (Br) concentrations in vesicles of Mid
Ocean Ridge Basalts (MORBs) and Back-Arc Basin Basalts (BABBs). The aim of thi...
Argon isotope ratio of the plume-source deduced from high-resolution stepwise crushing extraction
3He/4He 40Ar/36Ar noble gases Loihi mantle plume
2017/8/10
We have carried out noble gas analysis for gases released by a high-resolution stepwise crushing on basaltic glass and olivine separated from a new set of pillow basalts collected form the Loihi seamo...