Search found 4 matches

by meiyuanchen
Thu Mar 16, 2023 10:36 pm America/New_York
Forum: Questions/Comments
Question: GEDI L1B
Replies: 2

GEDI L1B

helloļ¼I am processing the GEDI L1B Geolocated Waveform Data (https://lpdaac.usgs.gov/products/gedi01_bv002/). This product provides geolocated corrected and smoothed waveforms.Does this mean that the 1B data has already been smoothed and I don't need to smooth it again when processing the waveform a...
by meiyuanchen
Mon Nov 07, 2022 5:20 am America/New_York
Forum: Questions/Comments
Question: GEDI L1B 'Stale Returm Flag' parameter values
Replies: 2

GEDI L1B 'Stale Returm Flag' parameter values

Hello!I want to ask some questions about the parameter 'Stale Returm Flag' in GEDI L1B data and GEDI L2A data.In the GEDI L1B filter process of the ''Getting Started with GEDI L1B Data in Python'',The filter criterion is to keep the values where the parameter 'Stale Returm Flag' is not equal to 0('n...
by meiyuanchen
Wed Oct 26, 2022 10:58 pm America/New_York
Forum: Questions/Comments
Question: modes detected by Gaussian fits
Replies: 2

modes detected by Gaussian fits

I'm also interested in the waveform decomposition results in the L2A data product. Two key data layers are "num_detectedmodes" and "selected_mode", the latter being the lowest-elevation mode that is considered "non-noise". When subtract selected_mode from num_detectedmo...
by meiyuanchen
Wed Jul 27, 2022 5:15 am America/New_York
Forum: Questions/Comments
Question: GEDI Coverage vs. Full Power Beams
Replies: 4

Re: GEDI Coverage vs. Full Power Beams

What is the difference in the information obtained by full power laser and coverage laser, and is it possible to use only full power laser in dense forests?