基于Sentinel-2的闪电河流域农作物分类研究

尹燕旻,贾立

Sentinel-2 Study on Crop Mapping of Shandian River Basin based on Images

Yanmin Yin,Li Jia

表7 闪电河流域研究区内作物分类精度统计

Table 7 The statistics of classification accuracy in Shandian river basin study area

方案一 方案二 方案三 类别 子实验a 子实验b 子实验c 子实验d 子实验e PA/% UA/% PA/% UA/% PA/% UA/% PA/% UA/% PA/% UA/% 玉米 92.28 99.83 79.57 96.20 83.93 95.92 66.07 88.10 83.93 100 土豆 99.11 97.17 96.94 92.11 96.45 93.14 89.34 76.52 97.97 93.24 胡萝卜 99.22 98.65 94.11 94.78 95.90 95.12 74.59 81.25 96.72 98.33 莜麦 99.58 99.53 91.26 94.46 97.98 96.04 66.67 84.62 100 98.02 树林 99.67 95.57 97.57 86.02 93.10 93.10 86.21 74.26 98.85 86.87 草地 87.08 98.00 54.57 76.33 88.33 89.08 66.67 70.18 84.17 96.19 居民地 99.18 99.03 97.39 97.34 99.02 98.05 100 97.76 100 99.03 裸土 98.43 99.60 96.99 97.63 91.07 100 94.64 100 98.21 100 总精度% 97.82 91.55 95.11 84.74 96.35 Kappa系数 0.974 0.897 0.941 0.815 0.957