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引用次数: 1
摘要
SAR (VV和VH极化)和光学数据广泛用于图像融合,利用彼此的互补信息,获得质量更好的图像(在空间和光谱特征方面),以改进分类结果。光学数据的获取取决于条件,而SAR数据能否在有云的情况下获取数据。本文利用各向异性扩散与PCA融合SAR (Sentinel 1 (S1))和Optical (Sentinel 2 (S2))数据,利用LBP (LBP- psvm)进行基于patch的SVM分类。VV极化融合效果优于VH极化融合。分类结果表明,对于考虑的数据,LBP-PSVM分类器比SVM和PSVM分类器更有效。
Sar And Optical Data Fusion Based On Anisotropic Diffusion With Pca And Classification Using Patch-Based Svm With Lbp
SAR (VV and VH polarization) and optical data are widely used in image fusion to use the complimentary information of each other and to obtain the better-quality image (in terms of spatial and spectral features) for the improved classification results. The optical data acquisition depends on whether conditions while SAR data can acquire the data in presence of clouds. This paper uses anisotropic diffusion with PCA for the fusion of SAR (Sentinel 1 (S1)) and Optical (Sentinel 2 (S2)) data for patch-based SVM Classification with LBP (LBP-PSVM). Fusion results with VV polarization performed better than VH polarization using considered fusion method. Classification results suggests that the LBP-PSVM classifier is more effective in comparison to SVM and PSVM classifiers for considered data.