[1] Polar Res Inst China, Key Lab Polar Sci MNR, Shanghai, Peoples R China
[2] Alfred Wegener Inst, Helmholtz Zentrum Polar & Meeresforsch, Bremerhaven, Germany
[3] Finnish Meteorol Inst, Helsinki, Finland
[4] Taiyuan Univ Technol, Coll Elect & Power Engn, Taiyuan, Peoples R China
[5] Wuhan Univ, Chinese Antarctic Ctr Surveying & Mapping, Wuhan, Peoples R China
[6] Natl Marine Environm Forecasting Ctr MNR, Beijing, Peoples R China