ResearchBenchmarksSea Ice Extent Alignment on OSI-450-a1 2016.9–2020.9 (test)Sea Ice Extent Alignment on OSI-450-a1 2016.9–2020.9 (test)Follow0.8707IoU (2016.9)FH-Mamba0.7623320.7904660.81860.846734Feb 13, 2026Evaluation resultsMethodMethodLinksIoU (2016.9)IoU (2017.9)IoU (2018.9)IoU (2019.9)IoU (2020.9)Average IoUFH-Mamba2026.020.87070.90820.91550.91430.86320.8944FCNet2026.020.85170.90580.90770.90220.86030.8855VMRNN2026.020.76650.87690.87880.86010.7970.8359