Hi everyone. I’m triying to used GRD (VH and VV) data to measure deforestation.
My flow is:
5) Convert to dB
But in the Calibrate step, I’m confused on which data use, if sigma0, gamma0 or betta0.
I search on the forum and found this image:
and also this paper:
My question is, which radar backscatter should I use for forest application and when used the other 2 options?