PDCNet: A Polarimetric Data-Enhanced Contrastive Learning Network for PolSAR Land Cover Classification. - Bo Ren 001; Chaoyue Hua; Biao Hou; Jian Lv; Chen Yang 027; Licheng Jiao; Jocelyn Chanussot (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2025)