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Questions tagged [google-earth-engine]

Google's cloud computing platform for geospatial data & analysis at earthengine.google.com, which can be programmed using either Python or JavaScript client libraries.

Earth Engine has client libraries in both and .

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imageCollection.reduce() functions producing single pixel image when exported using Google Earth Engine Python API

I am trying to find ways to export a single image from an imageCollection and am currently looking at the imageCollection.reduce() functions. In particular, I want to create a single image from an image collection, where each pixel represents the…
Misc584
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Python GEE to extract featurecollection timeseries from Landsat imageries

I have a featurecollection for which I need to extract timeseries of NDWI from Landsat imageries. Here is the javascript functional code I used to extract timeseries: https://code.earthengine.google.com/5992f0f029b10a1c57c8ed34e73a368f Now I am…
nishanuw
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How to compute a zonal statistics in timeseries images in Google Earth Engine?

I have computed NDVI for January 2018 to December 2018 from Landsat images that give 21 NDVI bands. I have a shapefile with three polygons; I would like to have three time-series NDVI values corresponding to the polygons in the given shapefile.…
bmishra
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Converting an imageCollection into a dictionary with unique label values

I am trying to write a function which will create a dictionary from an image collection using Sentinel 2 data which will contain label/value pairs where the label comes from the MGRS_TILE property of the image and the value will contain a list…
Lazaros Stam
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Exporting Sentinel-2 cloudless image collection from Google Earth Engine

I would like to export a composite cloudless Sentinel-2 image from Google Earth engine which compiles data from 2017 until current. I am looking to export composites for each individual band. function maskS2clouds(image) { var qa =…
Mitchell Heynen
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Translating Google Earth Engine to Python API: Spatial joins

I am currently translating my GEE from Javascript to the Python API. One initial problem I have encountered is with spatial joins. I essentially have a shapefile and a series of random points, and I am trying to produce a feature collection which…
C. Ashley
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Reclassify NDVI raster in intervals on Google Earht Engine

Location: var roi = /* color: #d63000 */ee.Geometry.Point([-71.97203347683796, -13.529827050320447]); Collection: var collection = ee.ImageCollection('COPERNICUS/S2') .filter(ee.Filter.lt("CLOUDY_PIXEL_PERCENTAGE", 10)) …
AnesG
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Is it possible to get download URLs for each image in image collection using Earth Engine API for python?

I've seen this question asked before but seemed to be focused on exporting to GDrive, I want to export/download the images to my computer rather than google drive. I am trying to download each image from a image collection using earth engine's…
Derek Eden
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How to fix "Manifests for TfRecord ingestion must have exactly one tileset with exactly one source" in google earth engine

When I tried to upload the .tfrecord and .json file via earthengine command line in google colaboratory, it shows the "Manifests for TfRecord ingestion must have exactly one tileset with exactly one source." I am not sure where the problem is. The…
MrC_Plusplus
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Image returns w/ different nominalScale() after applying reducer.mean()

I am working on a simple script to get mean value from a ImageCollection(). To do this I am using ImageCollection.reduce(ee.Reducer.mean()). My problem is that the Image returned is coming with a different nominalScale(). I already looked at the…
Felipe Sodre Barros
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Scatter Plot between 2 images Google Earth Engine

I have 2 high-resolution images in Google Earth Engine. I want to plot a scatter between these 2 images. But I am getting some error Missing required arguments to function seriesByRegion(): reducer. I don't know how to correct this (or if this is…
Ep1c1aN
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How to export Tiff images from Google Earth Engine

I am working on the Surface water data in google earth engine. I want to export the tiff files from here and use them in Mapbox. I am trying to export tiff images from google earth engine but My images are coming out to be geometrically wrong. I…
Lalit Ojha
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How to solve [FlowExchangeError: redirect_uri_mismatch] / [FlowExchangeError: invalid_grant] on a google app engine app?

I need to make an app via app engine, I am familiarizing with the [demos] (https://github.com/google/earthengine-api/tree/master/demos). I have successfully deployed all of them except for "export-to-drive". I am able to deploy it, but I get a 500…
Anonymous Discover
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How can I append two featureCollections?

I need to append two (slightly different) featureCollections that have no features in common: one collection describes polygons of one type, the other a different type with no spatial overlap and I intend to create a single featureCollection to use…
CMB
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Calling functions from other scripts within Google Earth Engine

This is my first project using javascript. I am developing a set of scripts in order to acquire multiple types of data in the same area scope in google earth engine. In doing this, I could make large script to do this but would rather call functions…
Ben Stumpf
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