基于Sentinel-1卫星数据的北极西北航道通航适宜性分析
周雪飞, 徐嘉, 张绪冰

Navigable suitability analysis of the Arctic Northwest Passage based on Sentinel-1 satellite data
Xuefei ZHOU, Jia XU, Xubing ZHANG
表2 随机10次初始类中心得到的聚类结果
Table 2 Clustering results by random 10 initial class centers
测试次数初始类中心聚类结果中心聚类中心稳定时的迭代次数
1{41,157,27,13,21}{97.09,138.76,43.99,11.71,25.97}15
2{31,20,26,9,97}{97.09,25.97,43.99,11.71,138.76}21
3{28,133,35,36,9}{25.97,138.76,43.99,97.09,11.71}16
4{22,116,20,14,26}{43.99,138.76,25.97,11.71,97.09}21
5{159,39,15,33,27}{138.76,97.09,11.71,43.99,25.97}14
6{24,27,14,34,22}{43.99,97.09,11.71,138.76,25.97}22
7{20,21,24,130,15}{25.97,43.99,97.09,138.76,11.71}21
8{119,84,31,29,11}{138.76,97.09,43.99,25.97,11.71}9
9{27,11,118,24,43}{43.99,11.71,138.76,25.97,97.09}17
10{26,10,33,8,111}{43.99,25.97,97.09,11.71,138.76}22