搜索结果: 1-15 共查到“测绘科学技术 Parameter”相关记录28条 . 查询时间(0.031 秒)
ESTIMATING DBH OF TREES EMPLOYING MULTIPLE LINEAR REGRESSION OF THE BEST LIDAR-DERIVED PARAMETER COMBINATION AUTOMATED IN PYTHON IN A NATURAL BROADLEAF FOREST IN THE PHILIPPINES
DBH Estimation ALS Multiple Linear Regression Python Broadleaf Forest Forestry
2016/11/30
Diameter-at-Breast-Height Estimation is a prerequisite in various allometric equations estimating important forestry indices like stem volume, basal area, biomass and carbon stock. LiDAR Technology ha...
IMPROVED MODEL-BASED POLARIMETRIC DECOMPOSITION USING THE POlINSAR SIMILARITY PARAMETER
Model based decomposition orientation angle Polarimetric SAR Interferometry polarimetric interferometric similarity parameter Volume model
2016/11/24
In this paper, we present a new approach to solve the problem of volume scattering ambiguity in urban area, for that we propose a volume model based on the polarimetric interferometric similarity para...
Optimization of Parameter Settings for Multilevel Image Segmentation in GEOBIA
parameter optimization segmentation quality geographic object-based image analysis (GEOBIA) area fitness rate (AFR) discrepancy goodness
2016/1/25
In geographic object-based image analysis (GEOBIA) segmentation plays a key role since all consequent classification steps depend
on its quality. For evaluating the quality empirical discrepancy and ...
TRAFFIC PARAMETER ESTIMATION USING TERRASAR-X DATA
SAR Detection Estimation Monitoring Processing
2015/12/30
Vehicle detection and traffic parameter estimation is motivated by different applications, e.g. logistics, planning of roads and trans-portation research. Therefore, automated traffic monitoring with ...
Quantitative Textural Parameter Selection for Residential Extraction from High-Resolution Remotely Sensed Imagery
Texture Residential Area JM-Distance Window Size Quantization Level
2015/12/18
Residential areas show plenty of texture information on high resolution remotely sensed imagery. Appropriate description about this texture information for discriminating residential class and its bac...
Visualization of Space-borne Synthetic Aperture Radar (SAR) Doppler Parameter Estimation and Its Application in Topographic Surveying and Mapping
Remote Sensing SAR Image Correction Geodesy Application
2015/12/2
Synthetic Aperture Radar (SAR) image is not easy to interpretation because of its image unique characters, and there is a close relationship between the Doppler parameter and the quality of SAR image,...
AUTOMATED LARGE SCALE PARAMETER EXTRACTION OF ROAD-SIDE TREES SAMPLED BY A LASER MOBILE MAPPING SYSTEM
big data laser mobile mapping tree parameters urban voxels
2015/9/21
In urbanized Western Europe trees are considered an important component of the built-up environment. This also means that there is an increasing demand for tree inventories. Laser mobile mapping syste...
BENEFITS OF ROBUST PARAMETER ESTIMATION TECHNIQUES IN AN AUTOMATED GEOCODING PROCESSING CHAIN
Mathematics Modelling Rectification Automation Volcanoes
2015/9/17
Accurate geocoding of Earth observing (EO) satellite imagery is one major prerequisite to monitor the Earth’s environment. The quality of the obtained geocoded images depends on the accuracy of the se...
HIGH RESOLUTION SENSOR SPECIFIC PARAMETER EVALUATION USING CARTOSAT-1 IMAGERY
Square Wave Response Point Spread Function Modulation Transfer Function
2015/8/31
The launch of Cartosat-1 is the beginning of yet another series of satellite mission after IRS satellites for earth observation and natural
resource management applications. The first in its series o...
TERRAIN PARAMETER RETRIEVAL USING IRS 1C/1D STEREO DATA IN CONJUNCTION WITH DIFFERENTIAL GPS MEASUREMENTS
DEM drainage network validation
2015/8/31
In the past few decades due to enormous development in satellite photogrammetry, more opportunities are available to have a stereo pair
from the space borne missions. Indian Remote Sensing satellites...
Experiment on parameter selection of image distortion model
Calibration Simulation Camera Digital Non-Metric Distortion Model Experiment
2015/8/24
Most of current camera calibration methods for a non-metric digital camera adopt polynomials of image coordinates composed of terms representing the correction to the principal distance, the offsets o...
Spatial object definition for vegetation parameter estimation from hymap data
Segmentation scale vegetation
2015/8/20
Common per-pixel estimations for vegetation parameters are hampered by spatial mismatch between the image and ground
observations, and limited by neglecting spatial patterns. Geometric correction of ...
DETERMINATION OF OPTIMAL SCALE PARAMETER FOR ALLIANCE-LEVEL FOREST CLASSIFICATION OF MULTISPECTRAL IKONOS IMAGES
Object-based Classification Optimal Scale Parameter Graphs of Local Variance Multispectral Ikonos Image
2015/8/19
The automated interpretation of remotely sensed data is still performed largely on the basis of per-pixel image classification, i.e., the statistical analysis of each pixel’s spectral value. The conve...
HIGHFOREST - FOREST PARAMETER ESTIMATION FROM HIGH RESOLUTION REMOTE SENSING DATA
remote sensing forestry automation estimation inventory high resolution
2015/7/29
The aim of the study was to develop a tool for the estimation of forest variables using high-resolution satellite data. The tool
included modular operative software. The image analysis methodology f...
Measuring the Sensitivity of Parameter Estimates to Sample Statistics
Sample Statistics Sample Statistics
2015/7/17
Empirical papers in economics often describe heuristically how their estimates depend on intuitive features of the data. We propose two quantitative measures of this relationship that can
be computed...