Search found 5 matches

by patilla7
Thu Mar 21, 2024 10:26 am
Forum: Results and discussion
Topic: Negative rhow (bit flag 3 value 8) for Sentinel-3 DSF
Replies: 6
Views: 94133

Re: Negative rhow (bit flag 3 value 8) for Sentinel-3 DSF

Hi Quinten, Thank you very much for your reply. In fact, I'm still working with v20221114.0, so the l2w_mask_smooth is not specifically declared for this version. However, I followed your advice and set both l2w_mask_smooth and l2w_mask_negative_rhow to false, which resolved the issue, now I can see...
by patilla7
Wed Mar 13, 2024 9:14 am
Forum: Results and discussion
Topic: Negative rhow (bit flag 3 value 8) for Sentinel-3 DSF
Replies: 6
Views: 94133

Re: Negative rhow (bit flag 3 value 8) for Sentinel-3 DSF

Hello Quinten, Attached is a subset of the S3-OLCI-L1C product that I am using as an input file. The settings are as follows: l2w_parameters = Rrs_* rgb_rhot = False rgb_rhos = False map_l2w = False dsf_spectrum_option = darkest use_supplied_ancillary = True dsf_residual_glint_correction = True l1r_...
by patilla7
Tue Mar 12, 2024 5:07 pm
Forum: Results and discussion
Topic: Negative rhow (bit flag 3 value 8) for Sentinel-3 DSF
Replies: 6
Views: 94133

Negative rhow (bit flag 3 value 8) for Sentinel-3 DSF

Hello! I am having the same problem with S3-OLCI images in inland water. I tried processing the images by setting 'l2w_mask_negative_rhow' to false. However, the results are still the same, with no Rrs values and 8 values, in some cases 1 and even 9. I am using the darkest DSF option + glint correct...
by patilla7
Tue May 09, 2023 5:16 pm
Forum: Support
Topic: ACOLITE L2w_mask setup for different types of water
Replies: 2
Views: 1659

Re: ACOLITE L2w_mask setup for different types of water

Hello Quinten,

Thank you very much for your quick and detailed answer! I will take into account your comments to apply again ACOLITE to my S3 images :)

Cheers,
Patricia
by patilla7
Tue May 09, 2023 2:12 pm
Forum: Support
Topic: ACOLITE L2w_mask setup for different types of water
Replies: 2
Views: 1659

ACOLITE L2w_mask setup for different types of water

Hello Quinten, First of all, thank you for developing ACOLITE. Currently, I am working on S3-OLCI-Rrs validation. I have a dataset that includes inland and coastal water with very different trophic states, from ultraoligotrophic to hypertrophic water. Also, the inland waters of my study area have di...