Landsat8不透水面遥感信息提取方法对比

刘畅, 杨康, 程亮, 李满春, 郭紫燕

Comparison of Landsat8 impervious surface extraction methods

Chang LIU, Kang YANG, Liang CHENG, Manchun LI, Ziyan GUO

表3 最优阈值不透水面指数的精度评价结果

Tab.3 Accuracy evaluation of impervious surface indexes using the optimal threshold(%)

不透水面指数 实验区1 实验区2 不透水面指数 实验区1 实验区2 OA TPR FPR OA TPR FPR OA TPR FPR OA TPR FPR PII 89.6 81.2 9.5 77.3 77.1 22.7 UI 82.9 77.7 16.5 70.1 80.2 30.4 BCI 87.4 83.7 12.2 77.4 77.3 22.6 IBI 72.4 77.7 28.2 63.5 79.6 37.2 RRI 87.5 82.1 12.0 78.3 75.1 21.5 NDISI 74.6 65.2 24.4 69.4 72.8 30.8 NDBI 73.4 74.3 26.7 59.7 82.1 41.3 NBI 80.0 82.0 20.3 72.3 78.9 28.0