Search found 8 matches

by loriesouza
Thu Jan 02, 2025 1:21 pm America/New_York
Forum: Home
Question: High values for relative metrics
Replies: 1

High values for relative metrics

Dear colleagues, I am working on developing a canopy height map using GEDI Level 2A data - rh98. I downloaded the data into Google Earth Engine, applied a quality flag mask, and checked the data, as shown in the attached .png image. There are points with a height of 130m. I performed a search and fo...
by loriesouza
Thu Oct 03, 2024 3:50 pm America/New_York
Forum: Home
Question: Error to plot waveform and rh metrics with rGEDI
Replies: 5

Re: Error to plot waveform and rh metrics with rGEDI

Sorry if it wasn't very clear, Danielle. I downloaded it via Earth Search, using the option: Download all data - Direct download of all selected data.
by loriesouza
Mon Sep 30, 2024 12:35 pm America/New_York
Forum: Home
Question: Error to plot waveform and rh metrics with rGEDI
Replies: 5

Re: Error to plot waveform and rh metrics with rGEDI

Hello, Danielle! I really appreciate your attention and quick responses. I tried downloading the data via pyGEDI and GEE but was unsuccessful. In the latest analysis I mentioned here, I downloaded the data from Earthdata, uploaded the shapefile, set the temporal range, and requested "Download a...
by loriesouza
Sun Sep 29, 2024 3:43 pm America/New_York
Forum: Home
Question: Error to plot waveform and rh metrics with rGEDI
Replies: 5

Error to plot waveform and rh metrics with rGEDI

Dear colleagues , I am trying to plot the waveform with RH metrics for a specific region. I downloaded the data manually (using a shapefile directly from the site). When I request the values for the RH column, the values are all zero. I tested different relative heights (80, 100, 50, and 75), and al...
by loriesouza
Wed Sep 18, 2024 10:18 pm America/New_York
Forum: Home
Question: How can I get the shot_number
Replies: 1

How can I get the shot_number

I am trying to plot the waveform with height metrics to distinguish vegetation classes, for this, I need the shot_number from the area of interest. I followed this educational tutorial, however, the author does not show how I can obtain it. I tried the getLayer function, but it doesn't work, and bui...
by loriesouza
Sat May 25, 2024 8:41 pm America/New_York
Forum: Home
Question: GEDI L2B products : Questions abou noise and nan values
Replies: 2

GEDI L2B products : Questions abou noise and nan values

Dear colleagues, While reading about data treatment procedures, I encountered confusion regarding how to proceed with my analysis. I downloaded the rh metrics, specifically the rh bands, from L2B products available on Google Earth Engine. Before downloading, should I clean my data? I ask because som...
by loriesouza
Mon May 20, 2024 1:56 pm America/New_York
Forum: Home
Question: GEDI L2B products : removing nan valeus, noises and analysus
Replies: 5

Re: GEDI L2B products : removing nan valeus, noises and analysus

Thanks Danielle !!

1)But in EarthData catalogue I can do download for all data ? I put the shapefile , but returns 80 files for individual download in hdf type, I can do download for all footprints in unique donwload ?
by loriesouza
Mon May 20, 2024 7:31 am America/New_York
Forum: Home
Question: GEDI L2B products : removing nan valeus, noises and analysus
Replies: 5

GEDI L2B products : removing nan valeus, noises and analysus

Dear collegues, I need to do a height map to my aoi, includes more than 30 boundaries. All tutorials, indicates the download of data from usgs with .h5 type. As my area is extensive, I want to do download from Google Earth Engine, but I need all values and not only mean or median , because measureme...