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2 Sentinel-2波段参数

Table 2 Spectral bands and resolutions of Sentinel-2 for classification

波段 中心波长/nm 波谱宽度/nm 分辨率/m B2-blue 490 65 10 B3-green 560 35 10 B4-red 665 30 10 B5-Red Edge 1 705 15 20 B6-Red Edge 2 740 15 20 B7-Red Edge 3 783 20 20 B8-NIR 842 115 10 B8a-Red Edge 4 865 20 20 B11-SWIR1 1 610 90 20 B12-SWIR2 2 190 180 20