All Questions
26 questions
0
votes
0
answers
24
views
Earth Engine addLayer takes forever
I'm new to Earth Engine, but I've been trying to plot a map with a SENTINEL-2 image, like this:
import ee
import geemap
import geopandas as gpd
import pandas as pd
GEE_SERVICE_ACCOUNT = "xxxx&...
- 101
0
votes
0
answers
35
views
Error in display the image by cartopy
I want to visualize the image using cartopy.
The image shows OK in the geemap.
The coding as follow:
import ee
import geemap
import cartopy.crs as ccrs
import the cartoee functionality from geemap
...
0
votes
0
answers
109
views
No module named 'geetools.ui' when importing from ipygee on google colab
I am trying to import all from ipygee with the command from ipygee import * when I try to comment it I get NotImplementedError: geetools will mostly focus on server-side methods now from this
...
- 1
0
votes
1
answer
53
views
How can I filter my GEE data to only look at bounds specified by a GeoJSON file?
Forgive me if this is a noob question... because I am one.
I have the following snippet to load some Landsat data:
dataset = ee.ImageCollection('LANDSAT/LE07/C02/T2_L2').filterDate('2017-06-01', '2017-...
- 105
1
vote
1
answer
172
views
Creating NDVI and Cloud Chart in Jupyter Notebook
I am trying to calculate NDVI and cloud pixel percentage. I have successfully done this but I am facing a problem in creating a chart of it in Jupyter Notebook, as I am new to Python so I tried ...
- 131
0
votes
1
answer
1k
views
Total request size (537871149 bytes) must be less than or equal to 50331648 bytes
I try to export images from an image collection in .tif by using this code.
https://colab.research.google.com/drive/1dfIoK5stZcFrtfGDsFLhxIV_VrJNZlxM?usp=sharing
When doing this I got the following ...
1
vote
0
answers
87
views
How to retrieve the cloud probabilities of a region in google's Earth Engine
I am trying to retrieve the sentinel-2 cloud probabilities for a specific part (inside a polygon) of specific images (I use Python, and the ee and gee packages). So first I select an image, then I ...
- 11
1
vote
1
answer
220
views
Converting datatype of a .png image and exporting it as float image
I am trying to convert my uint8 png image to float datatype. First of all, I have tried many libraries that could transform datatypes but I just could not export it as the last datatype I converted ...
1
vote
1
answer
487
views
Unexpected crsTransform after reducing an ImageCollection: nominal scale shows 111319.49079327357
I have created an Image from an Imagecollection and I want to export it and to define the crsTransform parameter. I have read the documentation and the post on this forum and tried to export it , and ...
- 2,215
1
vote
1
answer
457
views
Error when opening TIFF from GCS using geemap : Unsupported BitsPerSample and SampleFormat values: (64, 1)
I have 1 band image saved on GCS.
The image has 1 band and was saved locally with cog driver and then uploaded to the GCS. In addition, the band is binary - has only 2 values - either 0 or 1 (mask).
I'...
- 2,215
0
votes
1
answer
163
views
GEE clip image with another image generates new shape
Edit: I have changed the clip to updateMask function. when I print the image dimensions it seems to be ok with size, but when I export image GCS and then open again, it adds empty row /column to the ...
- 2,215
0
votes
1
answer
464
views
`map()` use in earthengine-api (Python)
In earthengine-api (Python)，I use the the function called .map(),for example：foo = col.map(lambda arg: arg),However ,I want to do some complex mapping operations,According to the official tutorial,...
0
votes
1
answer
533
views
getInfo use in earthengine-api (Python)
When I write the an algorithm in Google Earth Engine using JavaScript by using the Code Editor, it works fast. After thatif I use the Map.addLayer()， the result of algorithm can show in the map ...
1
vote
1
answer
424
views
ee.Image.sampleRegions - what does the geometries parameter do?
I am reading the geemap tutorial and I have question about the sampleRegions function. As I understand, this function "cross" between vector data (feature collection) and a given raster, and ...
- 2,215
3
votes
1
answer
2k
views
Cannot visualize map with geemap when using VS Code
I am using Jupyter notebook on VS.
I have generated script that gets an image collection, does some calculations on it and generates one image (ee.image.Image).
I want to display it on a map. When I ...
- 2,215
0
votes
2
answers
309
views
How to add cloud cover which is an image property as a band in the image collection using GEE Python API
I am looking for percentage of cloud cover in my study region from landsat images. Here is the code I have got so far:
def cloudcover(image):
value = image.get("CLOUD_COVER_LAND")...
- 41
1
vote
1
answer
501
views
GEE Python API Map Visualization not working
I am working in Google Collaboratory and the Google Earth Engine Python API Map will not show. It was all working as of 7/6 5pm EST and then 7/7 at 10am it stopped rendering. I have attached my code ...
0
votes
0
answers
112
views
Cumulative Cost Mapping- All values are zero
I am trying to calculate cumulative cost of my own area. Here is the script:
import ee
import geemap
ee.Initialize()
Map = geemap.Map(center=[41, 29], zoom=9)
dataset_jpr = ee.FeatureCollection('...
- 23
2
votes
0
answers
292
views
Sentinel-2 product 2A SCL visualization parameter
I am attempting to mask a Sentinel-2 scene using the SCL layer in a Python API using GEE compatibility. I have managed to visualize the SCL. However I do no think that I am viewing it properly. Does ...
0
votes
1
answer
176
views
Inner join of images using geemap
I have 4 indices: VCI, TCI, PCI, scaledET. I want to derive a drought index as a linear combination of these 4 indices using PCA. The idea here is to find the contribution of each of these indices to ...
- 471
3
votes
1
answer
829
views
Image collection monthly averages using geemap package
I am trying to convert some code snippets from GEE JavaScript to Python. This code computes the monthly averages of NDVI images given a range of years and a range of months.
This is my code in ...
- 471
2
votes
1
answer
971
views
Google Earth Engine EEException: Expected type: String. Actual type: Dictionary<String>
This code selects Sentinel-2 data and de-clouds it using the S2_CLOUD_PROBABILITY data set. Then, cloud-free Sentinel-2 images and NDVI were synthesized.The problem is that the images cannot be ...
- 23
0
votes
1
answer
440
views
Google Earth Engine: Sentinel-2 AOT band resolution
In the GEE documentation of Sentinel-2 Surface Reflectance dataset (here) the information given is that there is a band for AOT (Aerosol Optical thickness) with a 10m resolution.
However, when ...
- 1
1
vote
1
answer
96
views
How to reduce an image resulting from an expression?
In the code below I use the ee.Image.expression method to combine two images into one. I am then able to display the resulting image using geemap, and the image looks as expected. However when using ...
- 61
0
votes
1
answer
180
views
Is it possible to search a layer by name in geemap?
I'm using geemap, a wrapper of ipyleaflet and folium for earthengine objects.
I'd like to verify if a layer already exist on my map and search for it by it's name, is it possible ?
- 3,045
0
votes
1
answer
398
views
geemap doesn't display attributions
Is it normal that geemap doesn't display attributions in my notebook? Is there a way to add them?
I'm running :
import geemap
m = geemap.Map(center=[40,-100], zoom=4)
m.add_basemap('CartoDB.Positron')...
- 3,045