基于多季相Sentinel-2影像的白洋淀湿地信息提取
|
|
梁爽,宫兆宁,赵文吉,关鸿亮,梁亚囡,陆丽,赵雪
|
Information Extraction of Baiyangdian Wetland based on Multi-season Sentinel-2 Images
|
|
Shuang Liang,Zhaoning Gong,Wenji Zhao,Hongliang Guan,Yanan Liang,Li Lu,Xue Zhao
|
|
表8 双季相影像组合不同地物的分类精度
|
Table 8 Classification accuracy of dual seasonal images
|
|
| 地物类型 | 春、夏 | 春、秋 | 春、冬 | 夏、秋 | 夏、冬 | 秋、冬 |
|---|
| PA | UA | PA | UA | PA | UA | PA | UA | PA | UA | PA | UA |
|---|
| 水体 | 97.6 | 99.4 | 93.3 | 90.9 | 62.9 | 70.2 | 97.3 | 95.9 | 92.5 | 96.6 | 74.4 | 81.5 | | 水田 | 93.1 | 91.7 | 75.3 | 72.7 | 46.3 | 60.0 | 82.7 | 90.8 | 85.9 | 93.6 | 63.5 | 67.6 | | 台地芦苇 | 93.7 | 87.7 | 89.3 | 81.6 | 87.7 | 76.4 | 93.8 | 88.1 | 92.9 | 87.1 | 87.4 | 81.7 | | 滩地芦苇 | 83.7 | 92.6 | 60.0 | 91.0 | 48.9 | 86.2 | 85.4 | 87.5 | 81.1 | 90.5 | 59.6 | 84.7 | | 浮水植物 | 89.2 | 92.6 | 83.0 | 75.0 | 62.3 | 48.3 | 88.1 | 93.3 | 90.5 | 93.5 | 69.2 | 57.8 | | 旱地 | 90.9 | 94.9 | 91.4 | 94.3 | 91.6 | 94.4 | 92.7 | 93.9 | 92.5 | 93.2 | 84.2 | 91.7 | | 林地 | 92.1 | 77.8 | 87.9 | 84.3 | 88.9 | 70.4 | 84.5 | 85.8 | 91.8 | 86.3 | 84.0 | 88.2 | | 裸地 | 76.2 | 85.9 | 57.4 | 61.5 | 83.3 | 66.0 | 75.4 | 77.7 | 64.4 | 78.8 | 78.3 | 68.4 | | 建筑用地 | 94.2 | 95.0 | 90.1 | 93.8 | 89.9 | 92.0 | 94.6 | 95.0 | 93.5 | 94.7 | 90.5 | 83.3 | | OA(%) | 90.8 | 83.8 | 76.7 | 87.4 | 88.5 | 81.1 | | Kappa | 0.86 | 0.81 | 0.72 | 0.83 | 0.85 | 0.76 |
|
|
|