搜索结果: 1-15 共查到“测绘科学技术 SRTM”相关记录25条 . 查询时间(0.046 秒)
GEOMETRIC ACCURACY ANALYSIS OF WORLDDEM IN RELATION TO AW3D30, SRTM AND ASTER GDEM2
Height model WorldDEM SRTM ASTER GDEM2 aerial LiDAR
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2017/7/12
In a project area close to Istanbul the quality of WorldDEM, AW3D30, SRTM DSM and ASTER GDEM2 have been analyzed in relation to a reference aerial LiDAR DEM and to each other. The random and the syste...
VERTICAL ACCURACY ASSESSMENT OF 30-M RESOLUTION ALOS, ASTER, AND SRTM GLOBAL DEMS OVER NORTHEASTERN MINDANAO, PHILIPPINES
AW3D30 ASTER GDEM2 SRTM-30m Digital Elevation Model Accuracy Assessment Philippines
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2016/11/8
The ALOS World 3D – 30 m (AW3D30), ASTER Global DEM Version 2 (GDEM2), and SRTM-30 m are Digital Elevation Models (DEMs) that have been made available to the general public free of charge....
A NEAR-GLOBAL BARE-EARTH DEM FROM SRTM
DEM SRTM Bare earth Smoothing
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2016/11/8
The near-global elevation product from NASA’s Shuttle Radar Topographic Mission (SRTM) has been widely used since its release in 2005 at 3 arcsecond resolution and the release of the 1 arcsecond versi...
ACCURACY ASSESSMENT OF CONTOUR INTERPOLATION FROM 1:50,000 TOPOGRAPHICAL MAPS AND SRTM DATA FOR 1:25,000 TOPOGRAPHICAL MAPPING
Topographic mapping Map revision Shuttle Radar Topographic Mission data Contour interpolation Contour accuracy assessment
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2016/1/3
One major problem engendered by poverty in less-developed countries is that of inability of such countries to carry out fresh medium-scale topographical mapping at regular time intervals usingexpensiv...
ESTIMATION OF THE ACCURACY OF THE SRTM TERRAIN MODEL ON THE AREA OF POLAND
SAR Interferometer DEM/DTM Reference Data Statistic Accuracy Analysis
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2015/12/30
In order to determine the absolute accuracy of SRMT model on Polish area the research work has been performed on the basis of reference terrain profiles measured by GPS technique. The flat and hilly t...
A Comparison Between Canadian Digital Elevation Data (CDED) and Srtm Data of Mount Carleton in New Brunswick (Canada)
Relative Accuracy Canadian Digital Elevation Data (CDED) SRTM Icesat Lidar
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2015/12/18
Digital elevation models (DEM) are basic part of the information about an area. Knowledge about DEM quality is important for their use in management projects, engineering projects and geomorphologic s...
Use of the SRTM DEM as a Geo-referencing Tool by Elevation Matching
DEM Co-registration Digital Photogrammetry Matching Topographic Mapping
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2015/12/3
The method was then used to geo-reference old topographic maps of former Portuguese colonies, which were in local geodetic datums not well related to WGS-84. The consistency of planimetric datum shift...
Orientation and DEM Extraction from ALOS-PRISM Images Using the SRTM-DEM as Ground Control
Three-Line Matching DEM/DTM Georeferencing Orthorectification Accuracy
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2015/11/24
This paper presents a methodology of image orientation and DEM extraction from ALOS-PRISM stereopairs without the use of GCPs. It uses the approximate geo-location information derived from the sensor ...
Reconstruction of 30m DEM from 90m Srtm DEM with Bicubic Polynomial Interpolation Method
Reconstruction DEM SAR Radar Resolution Accuracy
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2015/11/23
This work presents a methodology for the refinement of 90m digital elevation model (DEM) of Shuttle Radar Topographic Mission (SRTM) data. The SRTM DEM is publicly available through the Seamless Data ...
Investigation of Elevation Bias of The SRTM C-And X-Band Digital Elevation Models
Remote Sensing Vegetation Retrieval Multifrequency DEM/DTM SAR Land Cover
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2015/11/20
The paper presents results of a comparative study of the vegetation-caused elevation bias of the space shuttle topographic mission data product, both C- and X-band (SRTM.C/X). The SRTM.C/X bands data ...
COMPARISON OF SPOT,SRTM AND ASTER DEMs
DEM SPOT ASTER SRTM Accuracy
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2015/9/17
Digital Elevation Models (DEMs) represent the terrain elevation in discrete form in three-dimensional space. This is the simplest form of 3D-terrain representation and the most common. The accuracy an...
HIGH RESOLUTION SRTM HEIGHT MODELS
SRTM DEM DSM validation
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2015/9/17
For the area of the United States the Shuttle Radar Topography Mission (SRTM) height models are available with 1 arcsec spacing instead of the 3 arcsec spacing outside the country. Only special users ...
VALIDATING SRTM DEM WITH DIFFERENTIAL GPS MEASUREMENTS – A CASE STUDY WITH DIFFERENT TERRAINS
EGM96 Orthometric Geoid
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2015/8/28
The SRTM (Shuttle RADAR Topographic Mission) which was flown in February 2000 is the first mission using space-borne singlepass
interferometric SAR. In this mission first simultaneous dual-polarizati...
Validation of C-band SRTM DEM and its application for Orthorectification
SRTM DEM Orthoimage
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2015/8/28
In the present paper, the position and elevation accuracy assessment of SRTM C-band DEM (90 m resolution) has been evaluated.
An accurate aerial photogrammetric DEM and orthophoto have been used as r...
ACCURACY AND MORPHOLOGICAL ANALYSES OF GTOPO30 AND SRTM XC BAND DEMS IN THE TEST AREA ISTANBUL
Global SAR DEM, Accuracy Performance
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2015/8/17
GTOPO30 is a global DEM regularly spaced at 30-arc seconds (approximately 1 kilometer) covering the full extent of latitude from
90 degrees south to 90 degrees north, and the full extent of longitud...