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access icon openaccess Analysis of polarisation features of typical targets in Chengdu using GF-3 fully polarimetric synthetic aperture radar data

The fully polarimetric synthetic aperture radar (SAR) data contain much backscatter intensity information and have great advantage for land monitoring. Analysing the polarisation features of typical targets is a critical step for landing monitoring, especially the ground objects identification, and thus accurately obtaining and analysing the polarisation features is of importance. Gaofen-3(GF-3) is the first C band fully polarimetric SAR satellite in China, which is widely used in various fields such as land monitoring, disaster reduction and so on. Here, the GF-3 fully polarimetric SAR data at three time-slices were used to obtain and analyse the polarisation features of typical targets in Chengdu. The results revealed the scattering type of the typical targets including artificial buildings and vegetation and indicated that the GF-3 SAR data were suitable to be used for obtaining polarisation features of typical targets and have the potential for discriminate artificial building and further for landing monitoring.

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