搜索结果: 1-15 共查到“工学 roughness”相关记录51条 . 查询时间(0.218 秒)
Surface Charge-Driven Nanoengineering of Monodisperse Carbon Nanospheres with Tunable Surface Roughness
carbon nanospheres interfacial assembly surface charge surface roughness water dispersity
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2023/6/19
Direct pyrolysis of polymer nanospheres usually leads to severe particle aggregation, uncontrolled surface morphology, and poor solvent dispersibility of the carbonaceous analogues. The successful man...
AN AUTOMATED ROAD ROUGHNESS DETECTION FROM MOBILE LASER SCANNING DATA
Mobile Laser Scanning Roughness Intensity Threshold Filtering
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2017/7/12
Rough roads influence the safety of the road users as accident rate increases with increasing unevenness of the road surface. Road roughness regions are required to be efficiently detected and located...
USING MULTI-DIMENSIONAL MICROWAVE REMOTE SENSING INFORMATION FOR THE RETRIEVAL OF SOIL SURFACE ROUGHNESS
Radar SAR PolSAR Soil Surface Roughness airborne in-field measurements
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2016/12/1
In this Paper the potential of multi parametric polarimetric SAR (PolSAR) data for soil surface roughness estimation is investigated and its potential for hydrological modeling is evaluated. The study...
ANALYSIS OF INFLUENCE OF TERRAIN RELIEF ROUGHNESS ON DEM ACCURACY GENERATED FROM LIDAR IN THE CZECH REPUBLIC TERRITORY
DEM LIDAR ALS Accuracy Micro-relief Terrain slope Terrain roughness
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2016/11/8
Digital elevation models are today a common part of geographic information systems and derived applications. The way of their creation is varied. It depends on the extent of area, required accuracy, d...
EVALUATION OF WAVELET AND NON-LOCAL MEAN DENOISING OF TERRESTRIAL LASER SCANNING DATA FOR SMALL-SCALE JOINT ROUGHNESS ESTIMATION
terrestrial laser scanning range noise data resolution joint roughness wavelet transform non-local mean denoising performance
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2016/7/27
Terrestrial Laser Scanning (TLS) is a well-known remote sensing tool that enables precise 3D acquisition of surface morphology from distances of a few meters to a few kilometres. The morphological rep...
An Analysis of Milk Fouling Formed During Heat Treatment on a Stainless Steel Surface with Different Degrees of Roughness
pollutions surface area roughness
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2016/7/6
Results of research on the effect of stainless steel (SS) surface roughness on the amount and microscopic structure of milk impurities, formed under the influence of high-temperature milk processing a...
EVALUATION OF BIOLOGICAL FILMS TO SEA SURFACE ROUGHNESS OBSERVED BY SAR
SAR Ocean color Surface wind Surface roughness Biological activity
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2015/12/28
The images of the sea surface roughness observed by PALSAR on ALOS over the Philippine Archipelagos were studied with other opportunities of satellite observations including MODIS and other measuremen...
Floodplain roughness mapping synergy: lidar and spectral remote sensing
Roughness mapping data fusion multispectral data
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2015/8/21
Floodplain roughness parameterization is one of the key elements of hydrodynamic modeling of river flow, which is directly linked
to safety level estimation of lowland fluvial areas. Necessary input ...
THE USE OF PHOTOGRAMMETRY AND LIDAR FOR LANDSCAPE ROUGHNESS ESTIMATION IN HYDRODYNAMIC STUDIES
Photogrammetry Remote Sensing Environment
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2015/6/2
Flooding is a major problem for many countries causing damage to the environment and pressures on human activity. Engineers use
Manning’s coefficient of roughness to determine water flow over floodp...
DISCONTINUITY SURFACE ROUGHNESS MEASUREMENT TECHNIQUES AND THE EVALUATION OF DIGITAL PHOTOGRAMMETRIC METHOD
Joint surface roughness Roughness measurement techniques
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2015/6/1
The development of the knowledge from classical photogrammetry to digital photogrammetry is provided simplicity on the works
carried out either on the field or on the laboratory. As a result of this...
ANALYSIS OF X-BAND POLARIMETRIC SAR DATA FOR THE DERIVATION OF THE SURFACE ROUGHNESS OVER BARE AGRICULTURAL FIELDS
Remote Sensing SAR Soil Land Cover Land Use Agriculture
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2015/5/29
We investigated the potential of fully polarimetric data in X-band to discriminate the principal surface types present in a study site near Avignon in France: bare soils, agricultural fields, orchards...
INVERSION OF THREE LAYERS MULTI-SCALE SPM MODEL BASED ON NEURAL NETWORK TECHNIQUE FOR THE RETRIEVAL OF SOIL MULTI-SCALE ROUGHNESS AND MOISTURE PARAMETERS
Backscattering multi-scale multilayer
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2015/5/7
In this paper, a multi-layered multi-scale backscattering model for a lossy medium and a neural network inversion procedure has been presented.We have used a bi-dimensional multi-scale (2D MLS) roug...
MEASURING RIVER-BED AND FLUME MORPHOLOGY AND PARAMETERISING BED ROUGHNESS WITH A KODAK DCS460 DIGITAL CAMERA
DEM generation automation accuracy surface representation
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2015/2/3
Hydraulic engineers and fluvial geomorphologists need to understand how moving water flows over stream beds, and results in sediment transport. One critical aspect that is becoming increasingly import...
VERTICAL VEGETATION STRUCTURE ANALYSIS AND HYDRAULIC ROUGHNESS DETERMINATION USING DENSE ALS POINT CLOUD DATA - A VOXEL BASED APPROACH
surface roughness hydraulic simulation Manning's n land cover full-waveform LiDAR
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2014/6/5
In this contribution the complexity of the vertical vegetation structure, based on dense airborne laser scanning (ALS) point cloud data (25 echoes/m2 ), is analyzed to calculate vegetation roughness f...
MULTIDIMENSIONAL ROUGHNESS CHARACTERIZATION FOR MICROWAVE REMOTE SENSING APPLICATIONS USING A SIMPLE PHOTOGRAMMETRIC ACQUISITION SYSTEM
Soil Surface Roughness Photogrammetry SAR Directional Scattering Detrending Statistics
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2014/4/28
Soil surface roughness, as investigated in this study, is a critical parameter in microwave remote sensing. As soil surface roughness is treated as a stationary single scale isotropic process in most ...