基于多时相Landsat8影像的海南岛热带天然林类型遥感分类

朱琦, 郭华东, 张露, 梁栋, 刘栩婷, 万祥星

Classification of tropical natural forests in Hainan Island based on multi-temporal Landsat8 remote sensing images

ZHU Qi, GUO Huadong, ZHANG Lu, LIANG Dong, LIU Xuting, WAN Xiangxing

表2 时序影像分类精度变化

Tab.2 Accuracy change of time series image classification

分组 原始平均分类结果 时序分类结果 增幅/% 分组 原始平均分类结果 时序分类结果 增幅/% OA Kappa OA Kappa OA Kappa OA Kappa OA Kappa OA Kappa a 0.705 9 0.548 4 0.789 1 0.685 6 11.78 25.02 c 0.658 1 0.471 7 0.801 4 0.695 5 21.77 47.45 b 0.567 4 0.328 2 0.721 5 0.547 7 27.15 66.88 d 0.655 6 0.469 4 0.844 6 0.739 7 28.83 57.58