Google Earth Engine code: https://code.earthengine.google.com/3a192f9be8cd79521daa9e42b434ccff
Google Earth Engine App URL: https://bnarayanarao.users.earthengine.app/view/dpgrd
References: Narayanarao Bhogapurapu, Subhadip Dey, Avik Bhattacharya, Dipankar Mandal, Juan Lopez-Sanchez, Heather McNairn, Carlos Lopez-Martinez and Y. S. Rao 2021 “Dual-polarimetric descriptors from Sentinel-1 GRD SAR data for crop growth assessment”. ISPRS Journal of Photogrammetry and Remote Sensing. 20-35, 178. doi: 10.1016/j.isprsjprs.2021.05.013