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测绘学报  2015 

大型高精度GNSS基线向量网并行抗差估计

DOI: 10.11947/j.AGCS.2015.20140154, PP. 495-502

Keywords: 相关抗差估计,GNSS,基线向量网,等价权矩阵,并行估计

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Abstract:

针对大型GNSS基线向量网的特点,在改进的相关观测抗差估计RECO方案的基础上采用并行计算技术进行相关抗差估计的并行计算(简称“并行抗差估计”),并给出了可行的解算步骤。通过算例分析,验证了大型GNSS基线向量网的并行相关抗差估计,不仅有效抑制了观测异常对参数估值的影响,而且显著提高了计算效率。

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