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- 2016
一种双基线极化干涉SAR的建筑物高度估计方法
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Abstract:
在城区的建筑物高度估计中，散射单元内不同散射体相位中心不一致导致干涉相位混淆使得建筑物高度反演结果不精确。提出一种双基线的极化干涉合成孔径雷达（synthetic aperture radar，SAR）建筑物高度估计方法，利用两条基线的全极化干涉数据增加观测量，通过建立干涉相位之间的优化准则消除分辨单元内多散射体的相位中心混淆的问题。利用覆盖山东省泰安市的三景高分辨率全极化TerraSAR-X数据进行实验，并通过实地调查验证了实验结果。结果表明，相对于传统的单基线方法，新方法反演获得的建筑物高度的精度更高
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