搜索结果: 1-15 共查到“遥感信息工程 Pixel”相关记录25条 . 查询时间(0.078 秒)
EVALUATION OF RELATIVE GEOMETRIC ACCURACY OF TERRASAR-X BY PIXEL MATCHING METHODOLOGY
Remote sensing SAR Geo-location accuracy Pixel matching
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2016/11/24
Recently, high-resolution commercial SAR satellites with several meters of resolutions are widely utilized for various applications and disaster monitoring is one of the commonly applied areas. The in...
COMPARISON OF PIXEL-BASED AND OBJECT-ORIENTED LAND COVER CHANGE DETECTION METHODS
Land Cover Change Detection Pixel-based Segmentation scale Object-oriented 30m resolution
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2016/11/23
Change detection method is an efficient way in the aim of land cover product updating on the basis of the existing products, and at the same time saving lots of cost and time. Considering the object-o...
2D Sub-Pixel Disparity Measurement Using QPEC/Medicis
2D Stereo Matching Sub-pixel Disparity Geometric Calibration QPEC Medicis
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2016/7/4
In the frame of its earth observation missions, CNES created a library called QPEC, and one of its launcher called Medicis. QPEC / Medicis is a sub-pixel two-dimensional stereo matching algorithm that...
APPLY EXPLORATION OF NEURALNETWORK AND PUBLIC GREEN IN THE HANDLE OF MIXED PIXEL OF GENETIC BP PROPAGATION ALGORITHM
Images mixed-pixel neural-network Public green genetic BP propagation algorithm
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2016/3/17
With the rapid development of RS and more mature and the precision of number of field surveys on the basis of Quick-Bird remote sensing data through visual interpretation of urban public greenvegetati...
MAPPING POST-OLYMPICS URBAN USE CHANGE IN THE PERIPHERY OF ATHENS USING MULTI-TEMPORAL PIXEL-BASED AND SEGMENTATION TECHNIQUES
Urban Use Change Detection Classification Monitoring Landsat Object Oriented Segmentation Multitemporal
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2016/1/3
The city of Athens, Greece, was given the go-ahead to host the 2004 Olympic Games in 1996. Considerable land cover/use changes (LUCC), principally conversions to urban land use from other types, assoc...
AUTOMATIC CHANGE DETECTION BASED ON PIXEL-CHANGE AND DSM-CHANGE
Cartography Change Detection Pixel Surface Automation Extraction
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2016/1/3
A new algorithm for automatic change detection is presented. It detects a pixel-change and DSM-change from two orthoimages and two DSMs. Pixel-change is detected by using least squares fitting techniq...
GENERALIZED MODEL FOR REMOTELY SENSED DATA PIXEL-LEVEL FUSION
Remotely Sensed Data Fusion Generalized Model Implementation PCA
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2015/12/31
A generalized model characterizing most remotely sensed data pixel-level fusion techniques is very important for theoretical analysis and applications. This paper focuses on the establishment of a gen...
GRADIENT CROSS CORRELATION FOR SUB-PIXEL MATCHING
Correlation Matching Registration Fusion Multisensor
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2015/12/31
Sub-pixel matching is one of the key components for image registration and image fusion. Ideally, image matching should allow for offsets in the target image, and for scaling and rotation. Offsets all...
GENETIC ALGORITHM OPTIMIZED NEUTRAL NETWORK CLASSIFICATION AND OVERLAPPING PIXEL CHANGE DETECTION BASED ON REMOTE SENSING FOR URBAN SPRAWL:A CASE STUDY IN JIADING DISTRICT OF SHANGHAI,CHINA
Multi-Spectral Remote Sensing Landuse Image Understanding Change Detection Urban Planning Back Propagation algorithm Genetic Algorithm Jiading District
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2015/12/31
Taking Jiading district of Shanghai as the study area, which is one of the most typical urbanization fringe regions in Shanghai during the past decades, the urban sprawl in this region from 1989 to 20...
FULLY CONSTRAINED OBLIQUE PROJECTION APPROACH TO MIXED PIXEL LINEAR UNMIXING
Hyperspectral Multispectral Sub-pixel classification Processing Recognition Detection Image
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2015/12/31
Mixed pixels, which are inevitable in remote sensing images, often result in a lot of limitations in their applications. A novel approach for mixed pixel's fully constrained unmixing, Fully Constraine...
CLASS BASED RATIOING EFFECT ON SUB-PIXEL SINGLE LAND COVER AUTOMATIC MAPPING
Sub-pixel Possibilistic c-Means (PCM) Image Ratioing Fuzzy Error Matrix (FERM)
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2015/12/31
Sub-pixel based digital image classification outputs from coarse spatial resolution remote sensing images can be closer to ground information as compared to hard classification outputs. This has been ...
SOME ISSUES RELATED WITH SUB-PIXEL CLASSIFICATION USING HYPERION DATA
Hyperspectral Data Sub-pixel Mixed Pixels Support Vector Machine (SVM) Fuzzy Error Matrix (FERM)
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2015/12/30
The most significant breakthrough in remote sensing has been the development of hyperspectral sensors. Due to the spectral resolution limitations of conventional multispectral remote sensing, hyperspe...
RESEARCH ON URBAN SURFACE EMISSIVITY BASED ON UNMIXING PIXEL
Remote Sensing Urban Algorithm Infrared Estimation
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2015/12/23
Surface emissivity is a measure of inherent efficiency of land surface. It is applied to convert heat energy into radiant energy. In this study, an unmixing pixel based algorithm was proposed to compu...
A COMPARISON OF OBJECT-ORIENTED AND PIXEL-BASED CLASSIFICATION APPROACHS USING QUICKBIRD IMAGERY
Object-oriented pixel-based Segmentation classification Quickbird
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2015/8/10
Many studies have been carried out to find an appropriate method to classify the remote sensing data.Traditional classification approaches are all pixel-based, and do not utilize the spatial informati...
ESTIMATION OF SUB-PIXEL IMPERVIOUS SURFACES USING LANDSAT AND ASTER IMAGERY FOR ASSESSING URBAN GROWTH
Urban Landsat ASTER Imperviousness
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2015/8/3
Urban development has expanded rapidly in the Las Vegas, Nevada metropolitan area over the last fifty years. Associated with this growth trend has been the transformation of the landscape from natural...