Co-located OLCI optical imagery and SAR altimetry from Sentinel-3 for enhanced Arctic spring sea ice surface classification oleh Weibin Chen, Michel Tsamados, Rosemary Willatt, Rosemary Willatt, So Takao, David Brockley, Claude de Rijke-Thomas, Alistair Francis, Thomas Johnson, Jack Landy, Isobel R. Lawrence, Sanggyun Lee, Dorsa Nasrollahi Shirazi, Wenxuan Liu, Wenxuan Liu, Connor Nelson, Julienne C. Stroeve, Julienne C. Stroeve, Julienne C. Stroeve, Len Hirata, Marc Peter Deisenroth