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In this Google Earth Engine tutorial, I will present how to download ALOS POLSAR Digital Elevation Model with 12.5m high resolution from Google Earth Engine .
Downloading, processing and storing satellite data can be not download easily on other platforms.
Google Earth Engine (GEE) is a cloud-computing platform for processing satellite imagery and other geospatial and observational data.
This version of the ALOS digital elevation data has been processed to fill data voids, and to facilitate its ease of use.
Code
// Load the ALOS Global Digital Surface Model (ALOS DSM) dataset
var alosDem = ee.Image('JAXA/ALOS/AW3D30_V1_1');
Map.addLayer(ROI, {}, 'ROI');
var demROI = alosDem.select('MED');
var demClip = demROI.clip(ROI);
Map.centerObject(ROI, 6);
Map.addLayer(demClip, {min: 0, max: 5000}, 'ALOS DEM');
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22 янв 2024