Questions tagged [google-earth-engine]
Google's cloud computing platform for geospatial data & analysis at earthengine.google.com.
1,648
questions with no upvoted or accepted answers
11
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1
answer
903
views
How to use a custom function inside GEE ee.Reducer?
I have generated a segmentation using SNIC on GEE and calculated some statistics/features for each segment, using ee.Reducer e.g. mean, std, median, etc. I want to calculate more features based on my ...
- 367
7
votes
0
answers
762
views
Equal Earth Projection in Google Earth Engine
I'm trying to get a gobal visualization similar to what NASA does. They are probably using popular Equal Earth projection (EPSG:8857), but this fails in GEE.
In order to implement this projection, I ...
- 3,583
7
votes
1
answer
3k
views
Results of Variable Importance of RF Classifier in GEE
I create a RF module in GEE like this:
//Random Forest Result Function Module
exports.getRfResults = function(image, title, bands, trainPoint, testPoint, area, label) {
//Create Sample Points ...
- 71
6
votes
1
answer
653
views
Google Earth Engine: Adding raster assets. How long can the ”Asset ingestion” take in Earth Engine after a successful upload?
I am trying to add a relatively large raster dataset (single band data, 8.05 GB GeoTiff, semi-global coverage) as an asset to Earth Engine through the web interface.
The upload succeeded, but now ...
5
votes
0
answers
1k
views
Cropland field delineation using OpenCV and Google Earth Engine
I want to follow the methodology in the following article in order to find field boundary delineation automatically: "Multi-Temporal Crop Type and Field Boundary Classification with Google Earth ...
5
votes
0
answers
190
views
Earth Engine coordinates in a map
I am beginner and I'm having troubles to do what I want in Earth Engine.
I want to put the coordinates under the map, like this:
I already made the layer, but I don't know how to put the coordinates ...
5
votes
0
answers
533
views
How to fix "Parallel Arrays Must Have Same Length" error for chart
I'm using a transect with two types of data to collect temperature and aerosol index on Google Earth Engine. I want to print a line chart using multiple dates, but I keep getting two error listings:
...
- 51
5
votes
0
answers
2k
views
Export: Error: Internal error. from Google Earth Engine
I'm attempting to export an image by a time block for a particular census KML using the method below.
Earth Engine is kicking back "internal error". As the error is not very helpful, I am having a ...
- 151
5
votes
0
answers
391
views
Google Earth Engine: Prevent Cloud mask algorithm for Landsat-8 from masking coastline
I am trying to remove clouds on Landsat image using cloud mask. However, the cloud mask removes even the shoreline that do not have clouds. I don't know why. Is there another way?
(upper: pre-masked ...
- 86
5
votes
0
answers
1k
views
K-fold validation on Google Earth Engine
I have a satellite image "india_image" and data in form of a feature-collection "ft". I want to perform k-fold validation on this data in Earth Engine. How to do so?
var india_image = ee....
- 123
5
votes
1
answer
438
views
Plotting Sentinel 2a images on Earth Engine map shows missing chunks of images interrupting continuous sweeps
I am by no means knowledgable in this field so I apologise for the lack of a better description in the title, but (shown below) it seems that a lot has been masked out. This was taken from a short 5 ...
- 51
4
votes
0
answers
420
views
Choosing the right coordinate system to measure area all over the world
I'm kind of new to GIS, I have a background in physics, but I'm pretty confused with all the projection available and how to use them.
I have a dataset of 133 coordinates around the world. I am using ...
- 41
4
votes
1
answer
923
views
Masking FeatureCollection using image in Google Earth Engine
I have a FeatureCollection with my study area, and an image with urban areas. I want to remove the areas in my FeatureCollection where the image has urban areas. How can this be done?
var studyArea = ...
- 41
4
votes
1
answer
930
views
Fill gaps in a categorical image with neighbors values in GEE
I'm reclassifying a DEM asset into 6 categories. However, there are some pixels that don't meet my criteria and are null. I would like to find a way to fill these gaps depending on its area and its ...
4
votes
1
answer
199
views
How to get coordinates of geometry in its own projection?
I am calculating the centroid of a Feature, and then extracting the geometry of that point in a specific projection. When I print the geometry, it shows me under coordinates the coordinates I expect. ...
- 774