Remote Sensing Technology and Application

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Remote Sensing Information Extraction of Yancheng Wetland Rare Bird Reserve based on Multi-Feature Optimization

Senbo YU, Hong YANG, Chunfeng WANG, Dasong LUO

Remote Sensing Technology and Application, 2025, 40(3): 734-747. DOI: 10.11873/j.issn.1004-0323.2025.3.0734

特征简称	特征全称	特征描述	变量类型
B	Band	B2-B8,B8a,B11,B12	光谱特征
NDVI	Normalized Difference Vegetation Index	(B8a-B4)/(B8a+B4)	植被及水体指数
RVI	Ratio Vegetation Index	B8a/B4
DVI	Difference Vegetation Index	B8a-B4
SAVI	Soil Adjusted Vegetation Index	[(B8a-B4)/(B8A+B4+T)]*(1+T)
NDWI	Normalized Difference Water Index	(B3-B8a)/(B3+B8a)
MNDWI	Modified Normalized Difference Water Index	(B3-B11)/(B3+B11)
NDre1	Normalized Difference red-edge 1	(B6-B5)/(B6+B5)	红边指数
NDre2	Normalized Difference red-edge 2	(B7-B5)/(B7+B5)
CIre	Chlorophyll Index red-edge	B7/B5-1
MCARI	Modified Chlorophyll Absorption Ratio Index	[(B5-B4)-0.2×(B5-B3)] × (B5-B4)
GLCM_M	Mean	影像灰度平均值	纹理特征
GLCM-Con	Contrast	灰度值对比度
GLCM_Cor	Correlation	灰度值相关性
GLCM_E	Entropy	熵（无序性）

Table 4 The dataset of feature variables

Other figure/table from this article

Fig.1 Location of the study area
Table 1 Source information for Sentinel-2 images
Table 2 Spectral bands and resolutions of Sentinel-2A/B sensors
Table 3 Wetland classification system of Jiangsu Yancheng Wetland Rare Bird National Nature Reserve’ core area
Fig.2 Vegetation growth cycle in Jiangsu Yancheng Wetland Rare Bird National Nature Reserve’ core area
Table 5 Sentinel-2 Image Feature Combination Scheme
Fig.3 Technical flow chart
Table 6 Interpretation marks for terrain information of Jiangsu Yancheng Wetland Rare Bird National Nature Reserve’s core area
Fig.4 Patch segmentation at different scales
Fig.5 Calculation ROC-LV curve
Table 7 Results of single-season phase classification for scenario 1
Fig.6 Results of the study area’s feature importance ranking
Fig.7 Distribution of the number of various features in Jiangsu Yancheng Wetland Rare Bird National Nature Reserve’ core area
Fig.8 Classification results of single-season facies based on random forests in Yancheng Wetland National Nature Reserve’core area
Table 8 Changes in classification results after adding texture features to single-season phase images
Fig.9 Accuracy of ground feature classification during vegetation growth and dormancy periods
Fig.10 Classification results of preferred feature groups in Jiangsu Yancheng Wetland Rare Bird National Nature Reserve’ core area
Table 9 Core area’s classification Results of Vegetation Dormancy Period and Growth Period Images in Different Schemes
Fig.11 Classification accuracy of preferred feature group subset in Jiangsu Yancheng Wetland Rare Bird National Nature Reserve’ core area

模态框（Modal）标题

Figure/Table detail