ENVI Band Math

[@ajcook876]

how would you use band math to change pixel values of [0,0,0] to NaN?

[@wavemusic-nocopyrightmusic3382]

Do I have an equation '𝑒(^8.228−2.713∗𝐿𝑛(𝐵2+𝐵3)" how can I add to list?

[@aristidekouassi7117]

hello thank you for the video. however, I would like to know if you can tell me the band ratios for correcting topographic effects on Envi with Landsat Oli images

[@aristidekouassi7117]

mail : [e-mail]

[@kasturiborkotoky2758]

Thank you so much