Sentinel-1 has only two polarizations VV/VH, but for most decompositions you need quad-pol data.
Please see here: Sentinel-1 SLC Polarimetric Decomposition and here H-Alpha Plane Problems
Sentinel-1 has only two polarizations VV/VH, but for most decompositions you need quad-pol data.
Please see here: Sentinel-1 SLC Polarimetric Decomposition and here H-Alpha Plane Problems