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MERIT DEM:多重错误移除改进型地形 DEM
MERIT DEM 是一种高精度全球 DEM,分辨率为 3 角秒(赤道处约为 90 米),通过消除现有 DEM(NASA SRTM3 DEM、JAXA AW3D DEM、Viewfinder Panoramas DEM)中的主要误差分量而生成。MERIT DEM 可分离绝对偏差、条带噪声、斑点噪声和 … dem elevation elevation-topography merit topography -
MERIT Hydro:全球水文数据集
MERIT Hydro 是一张新的全球水流方向图,分辨率为 3 角秒(赤道处约为 90 米),基于 MERIT DEM 海拔数据和水体数据集(G1WBM、GSWO 和 OpenStreetMap)的 1.0.3 版得出。MERIT Hydro 包含新 … 的输出 dem elevation flow-direction hand hydrography hydrosheds -
MERIT Hydro:补充可视化图层
MERIT Hydro 的补充可视化图层 dem elevation flow-direction hand hydrography hydrosheds
Datasets tagged merit in Earth Engine
[null,null,[],[],["MERIT DEM is a high-accuracy global Digital Elevation Model (DEM) with a 3 arc-second resolution. It was created by removing errors from existing DEMs. MERIT Hydro, derived from MERIT DEM, is a global flow direction map, also at 3 arc-second resolution, that uses water body datasets. Supplementary visualization layers for MERIT Hydro are also available. The main actions include the creation of these datasets and the enhancement of resolution and correction of errors.\n"]]