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The Shuttle Radar Topography Mission (SRTM) digital elevation dataset was originally produced to provide...consistent, high-quality elevation data at near global scope....This version of the SRTM digital elevation data has been processed to fill data voids, and to facilitate...Elevation -444 8806 90 meters m 数据说明 未经 CIAT 明确书面许可，禁止用户进行任何商业、非免费转售或再分发。...代码： var dataset = ee.Image('CGIAR/SRTM90_V4'); var elevation = dataset.select('elevation'); var slope
The Smoothed Digital Elevation Model (DEM-S) was derived from the SRTM data acquired by NASA in February...Elevation -73.31 2224.32 Meters 引用： Geoscience Australia, 2015....Digital Elevation Model (DEM) of Australia derived from LiDAR 5 Metre Grid....('elevation'); var elevationVis = { min: -10.0, max: 1300.0, palette: [ '3ae237', 'b5e22e',..., elevationVis, 'Elevation');
, 33.0133554], 'elevation': 1055.45}], [{'coord': [113.1279331, 27.83095331], 'elevation': 1274.8}],...'elevation': 1227.9}]]; //data=[[{'coord': [106.9235642, 27.72917731], 'elevation':..., 33.0133554], 'elevation': 1055.45}], [{'coord': [113.1279331, 27.83095331], 'elevation': 1274.8}],..., 29.56583775], 'elevation': 7894.24}], [{'coord': [105.1700283, 37.51627081], 'elevation': 169.23}],..., 23.04980324], 'elevation': 1065.9}], [{'coord': [103.7153675, 27.34166893], 'elevation': 379.62}],
=49.0, latitude=60.78, longitude=-161.87, name='ANCHORAGE/Bethel'), 'ABR': Station(id='ABR', elevation...=397.0, latitude=45.45, longitude=-98.4, name='ABERDEEN/Aberdeen'), 'ABX': Station(id='ABX', elevation..., latitude=64.5, longitude=-165.28, name='FAIRBANKS/Nome'), 'AHG': Station(id='AHG', elevation=74.0,...=4.0, latitude=25.6, longitude=-80.4, name='MIAMI/Miami'), 'APD': Station(id='APD', elevation=790.0,...latitude=65.03, longitude=-147.5, name='FAIRBANKS/Pedro_Dome'), 'APX': Station(id='APX', elevation=
南极洲DEM数据 This dataset is a digital elevation model (DEM) of the Antarctic ice sheet and ice shelves based...The DEM is formed from spatio-temporal fits to elevation measurements accumulated within 1, 2, and 5...Antarctic ice sheet and ice shelf elevation. meters data_composition Data processing method of elevation...slope Slope derived from elevation gradient. degrees z_smoothed Smoothed version of elevation model using...a median filter. meters z_uncertainty Certainty of elevation model derived from RMS of elevation residuals
代码： var dataset = ee.ImageCollection('UMN/PGC/ArcticDEM/V2/2m'); var elevation = dataset.select('elevation.../V2/5m'); var elevation = dataset.select('elevation'); var elevationVis = { min: -50.0, max: 1000.0.../V3/2m'); var elevation = dataset.select('elevation'); var elevationVis = { min: -50.0, max: 1000.0.../V3/2m_mosaic'); var elevation = dataset.select('elevation'); var elevationVis = { min: -50.0, max..., elevationVis, 'Elevation');
USGS National Elevation Dataset 1/3 Arc-Second The National Elevation Dataset (NED) used to be* the primary...elevation data product of the USGS....the 3D Elevation Program became operational..../NED'); var elevation = dataset.select('elevation'); var elevationVis = { min: 0.0, max: 4000.0,...gamma: 1.6, }; Map.setCenter(-100.55, 40.71, 5); Map.addLayer(elevation, elevationVis, 'Elevation')
HydroSHEDS is based on elevation data obtained in 2000 by NASA's Shuttle Radar Topography Mission (SRTM...This void-filled elevation dataset is the first step towards producing the conditioned DEM datasets....The ocean was set to an elevation of 0 meters, and lakes, islands, and rivers were filled using other...is significantly lower for regions above 60 degrees northern latitude as there is no underlying SRTM elevation..., elevationVis, 'Elevation');
var dataset = ee.Image('USGS/SRTMGL1_003'); var elevation = dataset.select('elevation'); var data =...(roi); // 使用roi对高程数据进行裁剪 print(SA_DEM,'elevation'); Map.addLayer(SA_DEM,{min:0,max:3000},'StudyArea...maxPixels:1e13 }); 如果你想要下载研究区范围内的矩形区域的图像，可以用下面的代码 var dataset = ee.Image('USGS/SRTMGL1_003'); var elevation...= dataset.select('elevation'); var data = ee.FeatureCollection("projects/ee-1261423515/assets/EHE")...(roi); // 使用roi对高程数据进行裁剪 print(SA_DEM,'elevation'); Map.addLayer(SA_DEM,{min:0,max:3000},'StudyArea
Units are degrees, range is [0,90). var slope = ee.Terrain.slope(elevation); // Calculate aspect....Units are degrees where 0=N, 90=E, 180=S, 270=W. var aspect = ee.Terrain.aspect(elevation); // Display...Arguments: input (Image): An elevation image, in meters....Arguments: input (Image): An elevation image, in meters....= esa.select('DEM'); print("elevation ",elevation ) var elevationVis = { min: 0, max: 2500, palette
GTOPO30: Global 30 Arc-Second Elevation GTOPO30 is a global digital elevation model (DEM) with a horizontal...Collection Snippet Copied ee.Image("USGS/GTOPO30") Bands Table Name Description Min* Max* Resolution Units elevation...Elevation -407 8752 927.67 meters Meters * = Values are estimated 代码： var dataset = ee.Image('USGS/...GTOPO30'); var elevation = dataset.select('elevation'); var elevationVis = { min: -10.0, max: 8000.0..., gamma: 1.6, }; Map.setCenter(11.69, 43.9, 4); Map.addLayer(elevation, elevationVis, 'Elevation');
The Canadian Digital Elevation Model (CDEM) is part of Natural Resources Canada's (NRCan) altimetry system...and stems from the existing Canadian Digital Elevation Data (CDED)....Elevation -226 5944 Meters * = Values are estimated 代码： var dataset = ee.ImageCollection('NRCan/CDEM...'); var elevation = dataset.select('elevation'); var elevationVis = { min: -50.0, max: 1500.0,..., elevationVis, 'Elevation');
Copernicus Digital Elevation Model (DEM) - Registry of Open Data on AWS 原始瓦片与相邻的瓦片共享一行或一列，其尺寸为3601×3601...有关具体数据信息可以查看这个： Copernicus Digital Elevation Model datasets 数据引用： Copernicus Digital Elevation Model...data var visualized = ee.ImageCollection([ // Mask the elevation to get only land elev.mask(ocean.not...scriptPath=users/sat-io/awesome-gee-catalog-examples:elevation-bathymetry/COPERNICUS_GLO30 Earth Engine...comparison app: glob-elevation License GLO-30 Public is available on a free basis for the general public
It contains two elevation bands: ice_surface and bedrock. ETOPO1是一个1弧分的地球表面全球浮雕模型，整合了陆地地形和海洋测深。...Resolution 1855 meters Bands Table Name Description Min* Max* Units bedrock Elevation at ground level...and at the base of the Antarctic and Greenland ice sheets -10898 8271 Meters ice_surface Elevation at...ETOPO1 1 Arc-Minute Global Relief Model 代码： var dataset = ee.Image('NOAA/NGDC/ETOPO1'); var elevation..., elevationVis, 'Elevation');
This Digital Elevation Model (DEM) is constructed from a combination of ASTER and SPOT-5 DEM's for the...ice sheet periphery and margin (i.e. below the equilbrium line elevation) south of approximately 82.5...Note All land elevation data is horizontally and vertically registered to average ICESat elevations for...Elevation 30 meters Meters 数据引用： Howat, I.M., A...., 76.0, 4); Map.addLayer(elevation, elevationVis, 'Elevation');
Collection Snippet ee.Image("AHN/AHN2_05M_RUW") Resolution 0.5 meters Bands Table Name Description Units elevation...Elevation Meters 代码： var dataset = ee.Image('AHN/AHN2_05M_RUW'); var elevation = dataset.select('elevation...var elevationVis = { min: -5.0, max: 30.0, }; Map.setCenter(5.76583, 51.855276, 16); Map.addLayer(elevation..., elevationVis, 'Elevation'); 点云数据相比于之前的数据更加真实
The Reference Elevation Model of Antarctica (REMA) is a high resolution, time-stamped Digital Surface...Elevation meters 使用说明： National Science Foundation (PGC’s primary funding source) policy requires researchers...-J., and Morin, P.: The Reference Elevation Model of Antarctica, The Cryosphere, 13, 665-674, 2019....TC - The Reference Elevation Model of Antarctica 代码： var mosaic = ee.Image('UMN/PGC/REMA/V1_1/8m');...Map.setCenter(85, -75, 3); var elevationVis = { bands: ['elevation'], min: -50.0, max: 1000.0,
=ee.Join.saveAll("match").apply(elevation,elevation,ee.Filter.withinDistance({distance:300, leftField...:'.geo', rightField: '.geo', maxError:100})) elevation=ee.ImageCollection(elevation).map(function(im...=elevation.mosaic() // 可视化图层 Map.addLayer(elevation.select('DEM'), elevationVis, 'DEM mosaic'); Map.addLayer...(elevation.select('slope'), {min: 0, max: 45, palette: ['blue', 'green', 'yellow', 'orange', 'red']},...) //进行核函数聚类处理的TPI指数 var TPI=elevation.select('DEM').subtract(elevation.select('DEM').convolve(ee.Kernel.circle
Collection Snippet ee.Image("AHN/AHN2_05M_NON") Resolution 0.5 meters Bands Table Name Description Units elevation...Elevation Meters 示例代码： var dataset = ee.Image('AHN/AHN2_05M_NON'); var elevation = dataset.select(...'elevation'); var elevationVis = { min: -5.0, max: 30.0, }; Map.setCenter(5.80258, 51.78547, 14);...Map.addLayer(elevation, elevationVis, 'Elevation'); 原始影像： DEM格网影像
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