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高层建筑物GPS振动观测中的奇异谱分析

Tao Wang,Jianmei Hou,Tongxu Tang,Shaolin Zhu

Site Investigation Science and Technology（2017）

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Abstract
为了验证奇异谱分析提取高层建筑物振动特性的有效性,采用了奇异谱分析方法处理高层建筑物GPS振动观测数据.实验发现:通过合理选择奇异值的有效成分,能够提取观测序列的主要趋势、周期、噪声,在提取信号周期、振幅和频率方面要优于小波分析.
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