Data underlying the publication: Revisiting the Past: A comparative study for semantic segmentation of historical images of Adelaide Island using U-nets

This dataset contains segmented historical aerial imagery from Adelaide Island in the Antarctic Peninsula. The historical images are from the TMA archive &amp; are segmented with a U-net described in the attached publication. Each image consist of 6 classes: # 1: ice, 2: snow, 3: rocks, 4: water, 5: clouds, 6:sky, 7: unknown<br>本数据集收录了南极半岛阿德莱德岛（Adelaide Island）的语义分割历史航拍影像。该批历史影像源自TMA档案库，其语义分割工作采用随附发表文献中所述的U-net模型完成。每幅影像共包含7个分类类别：#1 冰、#2 积雪、#3 岩石、#4 水体、#5 云层、#6 天空、#7 未知区域。