Search found 4 matches

by afnanullah279
Wed Mar 13, 2024 7:14 am America/New_York
Forum: Home
Question: MCD19A1
Replies: 3

Re: MCD19A1

Thank you for your kind response. could you please provide the details of Sur_refl1-12 details like bands name with wavelength.
by afnanullah279
Wed Mar 06, 2024 4:05 am America/New_York
Forum: Home
Question: MCD19A1
Replies: 3

MCD19A1

Hi, I am currently doing research on PM2.5 prediction by using both ground based and satellite data using Machine Learning approach. From Satellite data I am using MODIS Aqua/Terra combined product (MCD19A2 - Optical_Depth_550) and now I want to use MCD19A1 product surface reflectance green band ali...
by afnanullah279
Wed Feb 21, 2024 2:16 pm America/New_York
Forum: Home
Question: MCD19A2 AOD data preprocessing
Replies: 4

Re: MCD19A2 AOD data preprocessing

Thank you for your kind clarification. I have few other queries related to my question. How will I use QA values align with Optical_Depth_550 as an input feature to the model? How should I download AOD values in a csv for ROI or for a specific area pixel? how should I apply scale factor (0.001) duri...
by afnanullah279
Wed Dec 13, 2023 4:01 am America/New_York
Forum: Home
Question: MCD19A2 AOD data preprocessing
Replies: 4

MCD19A2 AOD data preprocessing

I have few question regarding the AOD product (MCD19A2). I have downloaded the AOD product by applying post processing like sds=optical_depth_550, QA. should I have to select the AOD uncertainty as there it is mentioned that "AOD uncertainty based on blue-band surface brightness (reflectance)&q...