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- 2016
时序InSAR的误差模型建立及模拟研究
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Abstract:
基于时序InSAR函数模型,分别建立了单主影像和多主影像时序InSAR误差模型,在理论上完善了时序InSAR数学模型。利用构建的随机误差模型,模拟试验研究了随机误差模型对时序InSAR待估参数精度的影响。结果表明,与等权模型相比较,加权模型(随机误差模型)估计的参数精度有一定提高;但由于加权条件下的参数估计模型复杂、计算效率低,目前利用等权方法进行时序InSAR的参数估计更简便易行
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