搜索结果: 46-60 共查到“测绘科学技术 Algorithm”相关记录202条 . 查询时间(0.156 秒)
AN ADAPTIVE CLUSTERING ALGORITHM BASED ON THE POSSIBILITY CLUSTERING AND ISODATA FOR MULTISPECTRAL IMAGE CLASSIFICATION
ISODATA Possibility Clustering Fuzzy Clustering
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2015/12/31
For a clustering algorithm, the number of clusters is a key parameter since it is directly related to the number of homogenous regions in the given image. Although ISODATA clustering algorithm can det...
AN ARTIFICIAL IMMUNE ALGORITHM FOR SPECTRUM RECOGNITION OF HYPERSPECTRAL DATA
Hyperspectral artificial immune systems pattern recognition spectral matching
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2015/12/31
An intelligent approach based on artificial immune systems (AIS) is proposed in this paper to perform the task of spectrum recognition in hyperspectral data analysis. Although traditional spectral mat...
AN IMPROVED ENDMEMBER EXTRACTION ALGORITHM BY INVERSING LINEAR MIXING MODEL
Hyperspectral Remote Sensing Spectral Indices Image Understanding Simulation Extrapolation
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2015/12/31
In hyperspectral imagery there are some cases when no pure pixels present due to the limitation of the sensors' space resolution and the complexity of the ground components, and then the endmembers ex...
A GENETIC ALGORITHM BASED WRAPPER FEATURE SELECTION METHOD FOR CLASSIFICATION OF HYPERSPECTRAL IMAGES USING SUPPORT VECTOR MACHINE
Feature Selection Hyperspectral Genetic Algorithm Supported Vector Machine
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2015/12/31
The high-dimensional feature vectors of hyper spectral data often impose a high computational cost as well as the risk of "over fitting" when classification is performed. Therefore it is necessary to ...
A DIMENSIONALITY REDUCTION ALGORITHM OF HYPER SPECTRAL IMAGE BASED ON FRACT ANALYSIS
Hyper spectral dimensionality reduction spectral domain fractal analysis feature image
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2015/12/30
A dimensionality reduction algorithm based on feature extraction of the spectral curve using fractal analysis which considering both the spatial characteristic and spectral characteristic of hyper spe...
A NEW BAND SELECTION ALGORITHM FOR HYPERSPECTRAL DATA BASED ON FRACTAL DIMENSION
Hyper spectral Imagery Geometric information Feature extraction Algorithms
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2015/12/30
Feature selection especially band selection plays important roles in hyperspectral remote sensed image processing. It is worth nothing that band selection approaches need to be combined with image spa...
A NOVEL EDGE-DETECTION BASED SEGMENTATION ALGORITHM FOR POLARIMETRIC SAR IMAGES
Pattern Recognition Segmentation Image understanding Feature extraction Land Cover
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2015/12/30
Aiming at overcoming the disadvantages of the algorithm proposed by White, R. G. (RGW) and making it applicable for PolSAR data classification, a novel edge-detection algorithm based on segmentation f...
MAPPING GROUND DEFORMATION BY RADAR INTERFEROMETRY BASED ON PERMANENT-SCATTERER NETWORK:ALGORITHM AND TESTING RESULTS
Ground Deformation Radar Interferometry PS Networking Atmospheric Signal Empirical Mode Decomposition
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2015/12/30
The full operational capability of synthetic aperture radar (SAR) interferometry in deformation monitoring has not been achieved yet due to the negative influences of spatio-temporal decorrelation and...
ALGORITHM FOR DERIVING SEA SURFACE CURRE NT IN THE SOUTH CHINA SEA
Altimetry Geostrophic current South China Sea Tidal current Wind-driven surface current
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2015/12/29
Jason-1 satellite altimetry data are very useful for providing information about the ocean globally in a continuous manner, including the information of sea surface currents. The main objective of the...
ESTIMATION OF SOURCE PARAMETERS OF 2003 BAM (IRAN) EARTHQUAKE FROM ENVISAT SAR IMAGES USING GENETIC ALGORITHM TECHNIQUE
Satellite Remote Sensing Earthquakes Spatial Modeling Disaster SAR Image Radar Interferometric SAR (InSAR)
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2015/12/29
In this paper, we analyze synthetic aperture radar (SAR) interferograms derived from Envisat radar data. Use of interferograms from both ascending and descending satellite passes enables usto indicate...
LAND-USE ANALYSIS PERFORMANCE IN PRECISION AGRICULTURE:EVOLUTION ALGORITHM OF DATA MINING
Image Interpretation Percentage Vegetation Cover Image Understanding Data Mining Precision Agriculture
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2015/12/28
With the rapid development of economy, Chinese rural land-use is experiencing tremendous change, and the constant retreat of the land-use area causes a huge reaction recently. In this paper, we take t...
DETECTION OF DAMAGED BUILDINGS AFTER AN EARTHQUAKE USING ARTIFICIAL NEURAL NETWORK ALGORITHM
Remote Sensing Earthquakes Detection Building High resolution Neural
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2015/12/28
It is obvious that an earthquake always is counted a threat to species life. It is necessary to react both accurately and precisely to the disaster. The most damages refer to the buildings and the roa...
THE ELIMINATE INCONSISTENT ALGORITHM AND ENHANCEMENT OF LARGE PLANE ARRAY CCD IMAGES
CCD Image Digital Aerial Photogrammetry Camera Iimage Edge Image Processing Modelling
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2015/12/23
Aiming at uneven illumination and low contrast of large plane array CCD images, this paper presents an effective algorithm to extract uneven illumination from images and enhance the contrast by using ...
FREE IMAGE REGISTRATION AND MOSAICING BASED ON TIN AND IMPROVED SZELISKI ALGORITHM
Photogrammetry Registration Mosaic Transformation Triangulation Calibration
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2015/12/23
Based on colour images acquired from unmanned planes, we use projective transformation formula to eliminate the perspective distortion observed in overlapping area in two images and get big frame mosa...
AN ALGORITHM FOR REMOTE SENSING IMAGE CLASSIFICATION BASED ON ARTIFICIAL IMMUNE B –CELL NETWORK
Pattern recognition Classifier Image Understanding Feature Recognition Land Cover
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2015/12/23
In this paper a novel supervised classification algorithm (AIBN) for remote sensing image classification based on artificial immune B-Cell network is proposed. Even though some effective classifiers h...