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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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How to export an image in google earth engine editor as TF_Record_Image?If I try to download the image, it says to specify the tile dimension

How to export an image in google earth engine editor as TF_Record_Image? var data=ee.ImageCollection("COPERNICUS/S2_SR"); var filter=data.filterDate('2019-01-01','2019-12-31').filter(ee.Filter.lt('CLOUDY_PIXEL_PERCENTAGE',20)); var…
Adib
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problem with extracting properties from features in a google earth engine feature collection using ee.featurecollection.toDictionary method

I am trying to extract certain properties using ee.featurecollection.toDictionary method, Case 1 is returning 0 objects while case 2 is returning perfectly as mentioned in…
Phanindra Chitturi
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MODIS land surface temperature range very high

I have been trying to use MODIS (MOD11A1.006 Terra Land Surface Temperature and Emissivity Daily Global 1 km). The LST, but in MODIS, the range of temperature is too high and is not starting from 0 °C (273 K) or -ve value. The range is as shown…
Abigith Baby
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Request is missing required authentication credential. Expected OAuth 2 access token, login cookie or other valid authentication credential. In NodeJS

I am trying to Authenticate server side of Google Earth Engine using NodeJS. And I want to access using the private key and not using OAuth. Every time run the JavaScript file using the node I am getting this error Request is missing required…
SAM NITHIN BAYYA
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In google earth engine python api "mosaic" function does not work. It does not give an output

Mosaic_geometry = ee.ImageCollection([image1,image2]).mosaic() this does not give an output. I need suggestions please.
Isuru Jayathilaka
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How to extract a property value from a property dictionary object

The aim of this script is to get the precipitation values from a filtered collection and assign them to a precipitation property called "precipitationCal". After some masking I have a case of nested property called 'precipitationCal' which is…
brbell01
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Google Earth Engine with Jupyter Notebook

I want to transfer to Google Earth Engine satellite images without downloading to Jupyter Notebook. Namely, I want for process in Jupyter Notebook of Google Earth Engine images brought to screen. I tried some solution paths but I can't. Can you help…
edaasc
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interchangeability of nightlights between two data(DMSP OLS) and VIRRS

I am collecting nighttime lights in African countries between 1992-2021 to utilize it as an economic growth indicator. So far, I have managed to collect them from two data; 1992-2013 from DMSP OLS Nighttime Lights Time Series Version 4 (band:…
Kenta
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Cannot create a country list properly from feature of imported data

I am a beginner of Google Earth Engine, trying to extract nightlights value by country and year in the African continent for my dissertation. As a prerequisite for doing so, I am trying to make a list of African countries so that I can extract data,…
Kenta
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Image.select: Pattern 'b2' did not match any bands

I wanted to perform above-ground biomass prediction with random forest algorithm. I am following a tutorial but I want to import my own dataset as a predictor. This is what I tried so far: //adding the biomass map var biomass =…
Gulnihal
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Google Earth Engine: Single Image Exported into 5 file (tiles)

I have a image which when exported a single image is converted into 5 image tiles https://developers.google.com/earth-engine/guides/exporting#large-file-exports How can we overcome this issue? How can we reduce the file size so that I can obtain the…
Abigith Baby
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Replacing string values in a FeatureCollection with numbers in google earth engine

I have a FeatureCollection with a column named Dominance which has classified regions into stakeholder dominance. In this case, Dominance contains values as strings; specifically 'Small', 'Medium', 'Large' and 'Others'. I want to replace these…
Ep1c1aN
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Attempting to transform from JavaScript to RGEE

I am trying to rewrite this code from EarthEngine (JavaScript) to the RGEE API : function collection_index(image) { function setNdviMinMax(img) { var minMax = img .select('NDVI') .reduceRegion({ reducer: ee.Reducer.minMax(), …
cven
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Can't export an image from Google Earth Engine

I'm trying to get annual composites VIIRS-DNB from 2012 to 2021 for Ukraine and export these images # define our start and end years start = 2012 end = 2021 years = ee.List.sequence(start, end) colID = "NOAA/VIIRS/DNB/MONTHLY_V1/VCMSLCFG" def…
Val_hat
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Exporting a global map from google earth engine

How does one export a global map from Google Earth Engine. I tried setting the bounding box to the following coordinates -180, -90, 180, 90 and what I get is a single column of data. I need these data at a resolution of 1km and 5 km. If this is not…
Rekha
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