?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Liu%2C+W&rft.aufirst=W&rft.aulast=Liu&rft.atitle=Enhanced+sea+ice+classification+for+ICESat-2+using+combined+unsupervised+and+supervised+machine+learning&rft.volume=318&rft.date=March+2025&rft.title=Remote+Sensing+of+Environment&rft.genre=article