基于Sentinel-2的UNVI植被指数及性能对比研究

朱曼,张立福,王楠,林昱坤,张琳姗,王飒,刘华亮

Comparative Study on UNVI Vegetation Index and Performance based on Sentinel-2

Man Zhu,Lifu Zhang,Nan Wan,Yukun Lin,Linshan Zhang,Sa Wang,Hualiang Liu

表5 不同指数下的每种作物分类的制图精度和用户精度 (%)

Table 5 Producer’s and user’s accuracies obtained from the different VIs for each crop

UNVI NDVI EVI WDRVI NDre1 NDWI PA UA PA UA PA UA PA UA PA UA PA UA 玉米 80.2 89.91 80.5 88.75 79.2 85.81 81.3 89.54 80 86.67 81.3 84.07 棉花 82.6 70.42 71.5 64.36 60.2 70 77.1 68.11 78.1 64.07 74.1 72.01 水稻 85.1 96.7 69.5 92.91 45.3 94.18 76.2 94.07 68 90.91 67.5 93.75 大豆 87.3 52.31 84.7 45.13 85.5 35.37 86.3 47.6 83.7 47.42 85.9 44.19