Search found 8 matches

by ckhamila
Tue Jun 13, 2023 9:45 am America/New_York
Forum: Questions/Comments
Question: GEDI LAI
Replies: 1

GEDI LAI

How do I extract the leaf area index from GEDI L2B data? I have tried adding the lai variable in the gedi python code but when I run this code as per the instruction, there is no lai in the variable selected. Please see the screenshot below: A quick feedback is appreciated as this is school assignme...
by ckhamila
Wed Mar 29, 2023 9:52 am America/New_York
Forum: Questions/Comments
Question: General GEDI question
Replies: 5

Re: General GEDI question

Thank you for your feedback. So, in short, the shots with sensitivity values beyond 1 (and 0s) and degrade flags 30, 70 etc (and 1s) are not valid? Please, see my screenshots below for your information.
by ckhamila
Tue Mar 28, 2023 10:45 am America/New_York
Forum: Questions/Comments
Question: General GEDI question
Replies: 5

Re: General GEDI question

Thank you very much for your quick feedback. Just 2 more questions: 1) I noticed that there are sensitivity values in my data with values more than 1 (i.e., 3, 5, 7, etc) within the same df with values of 0.3, 0.9, 0.95 etc, based on my understanding the maximum sensitivity ought to be 1 or 100%. I ...
by ckhamila
Mon Mar 27, 2023 11:20 am America/New_York
Forum: Questions/Comments
Question: General GEDI question
Replies: 5

General GEDI question

1.) Can GEDI be used for time series analysis? I downloaded all gedi data available in my area of interest and my intention is to perform a time series analysis of vegetation, although, I have not come across any study n this use case. 2.) Also, most studies used gedi footprint wholly as downloaded ...
by ckhamila
Thu Mar 23, 2023 9:32 am America/New_York
Forum: Questions/Comments
Question: Accessing the number of times and dates that ISS passed a site
Replies: 2

Accessing the number of times and dates that ISS passed a site

Is there a way I can get to know the number of times and on which dates the ISS passed a certain study site within coverage year say 2 years. I am working with gedi data and I need to group them based on the time they were scanned/ produced for a time series analysis. Is there an API or any resource...
by ckhamila
Fri Mar 17, 2023 1:44 pm America/New_York
Forum: Questions/Comments
Question: Geojson file not found
Replies: 4

Geojson file not found

From the screenshot below, the geojson file is unable to be detected but it is present when I display it in the command prompt. I have tried putting gedisubsetter, geojson and .h5 files in one folder and even individual folder but still geojson file cannot be detected. I have redownloaded the data j...
by ckhamila
Fri Mar 17, 2023 12:55 am America/New_York
Forum: Questions/Comments
Question: Geojson file not found
Replies: 4

Geojson file not found

I set up python environment, set up GEDI_Subsetter.py in the directorate, read my files but roi is not being detected. I changed roi to the same dir as gedi subsetter, changed again to where my .h5 files are, and changed again to its own directorate but whichever place it is, I get the same error me...
by ckhamila
Mon Mar 13, 2023 10:15 am America/New_York
Forum: Questions/Comments
Question: Converting GEDI data from hdf5 format to geojson or shp
Replies: 2

Converting GEDI data from hdf5 format to geojson or shp

The procedure for setting up python environment to allow converting the gedi data from .h5 for format to geojson or shapefile is not working. I need to work with gedi level 2B v002 but I am stuck at the first step of setting up the python environment using the command prompt in windows, once I copy-...