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

时相	KNN		RF
时相	总体精度/%	Kappa	总体精度/%	Kappa
2月	77.00	0.72	94.51	0.93
5月	81.33	0.78	97.88	0.97
9月	80.67	0.77	93.01	0.91
12月	82.67	0.78	94.69	0.96

Table 7 Results of single-season phase classification for scenario 1

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
Table 4 The dataset of feature variables
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
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

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