搜索结果: 16-25 共查到“测绘科学技术 SRTM”相关记录25条 . 查询时间(0.156 秒)
THE 0.4 ARC-SEC TANDEM-X INTERMEDIATE DEM WITH RESPECT TO THE SRTM AND ASTER GLOBAL DEMS
Global DEM Satellite SAR TerraSAR-X TanDEM-X
2015/4/1
Recently a preliminary version of the new global DEM collected by the TanDEM-X mission became available to the scientific community: the TanDEM-X Intermediate DEM (IDEM) version. It is available over ...
The availability of Shuttle Radar Topography Mission (SRTM) data opens the possibility to characterize urban areas by means of this
sensor all over the world. In particular, the global digital elevat...
ANALYSIS OF SRTM DTM - METHODOLOGY AND PRACTICAL RESULTS
SRTM DTM - METHODOLOGY PRACTICAL RESULTS
2015/3/16
ANALYSIS OF SRTM DTM - METHODOLOGY AND PRACTICAL RESULTS.
The present research study assesses the accuracy of the SRTM X band DEM with respect to high accuracy photogrammetric Digital Elevation Model (DEM) for parts of the Himalaya. The high resolution DEM w...
REMOVAL OF TREE OFFSETS FROM SRTM AND OTHER DIGITAL SURFACE MODELS
DEM/DTM Radar Correction Vegetation Hydrology Geomorphology
2014/4/28
The recently completed 1 second Digital Elevation Models (DEMs) for Australia are based on the 1 second Shuttle Radar
Topographic Mission (SRTM) elevation data. The SRTM data was corrected by removi...
EGM2008地球重力场模型的分辨率和精度均达到了一个新的高度，该模型的空间分辨率为5弧分，要计算更高频段的高程异常，实现高精度的GPS高程转换，必须借助于高分辨率的地形模型。本文基于剩余地形模型（RTM）理论，研究利用SRTM以及DTM2006.0全球地形模型构建RTM数据以及将其转换为RTM高程异常的方法；通过GPS/水准点的优化选择法，选择少量GPS/水准点的实测高程异常，扣除EGM2008...
FAST STEREO PAIR GENERATION USING SRTM REGISTRATION AND OPTICAL FLOW
Registration SRTM Stereo interpolation RPC IKONOS
2014/6/12
In Digital Surface Model generation applications, obtaining stereo correspondences is a crucial step. The geometry of stereo image generation causes significant disparities between match points. Unlik...
基于SRTM-DEM的阿尔泰山构造地貌特征分析
SRTM-DEM 阿尔泰山 构造地貌
2009/11/23
基于美国SRTM-DEM数据，利用彩色晕染、密度分割与GIS空间统计分析等技术，并结合地质资料，通过地形高程、地表坡度
及地形剖面等分析手段，对阿尔泰山的构造地貌特征进行初步分析。研究表明，阿尔泰山脉平均海拔约1 790 m，平均坡度约21°
，其高海拔与高坡度的现代地貌特征，主要与强烈的断裂构造活动有关； 山脉严格受到以北西向为主的断裂构造活动的影响与控
制，其发育的构造地貌单元基本上呈北...
基于SRTM-DEM区域地形起伏的获取及应用
地貌 区域地形起伏 DEM
2009/11/23
基于数字高程模型（DEM）空间分析方法，利用SRTM采集的DEM数据，提出两种获取区域地形起伏的关键技术，即高程条带法（Swath Profile）和高程阈值法（Threshold Value），并通过扩展区域地形起伏获取的技术方法，初步实现了黄土高原典型地区侵蚀量的定量化分析。