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GNSS高层建筑位移监测数据分析

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如今GNSS技术快速发展,在实际工程中常利用该技术对高层建筑进行变形监测,确定高层建筑的安全性以及稳定性.本文基于某一高层建筑实测的GNSS动态监测数据:验证数据质量的完整性;对数据进行数据插值,弥补缺失数据;利用小波分解以及快速傅立叶变换对数据进行处理和分析,得到频谱图,发现建筑存在固定的周期性的振动.
GNSS High-rise Building Displacement Monitoring Data Analysis
Currently,GNSS technology is developing rapidly,and it is often used to monitor the deformation of high-rise buildings to de-termine their safety and stability.Based on the measured data of GNSS dynamic monitoring for a high-rise building,this paper verifies the in-tegrity of the data quality;Interpolate data to compensate for missing data;Using wavelet decomposition and fast Fourier transform to process and analyze the data,a spectrum diagram is obtained,and it is found that there are fixed periodic vibrations in the building.

high-rise buildingwavelet decompositionFourier transform

高俊、王博、刘小龙、周鹏

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重庆市勘测院,重庆 401121

高层建筑 小波分解 傅立叶变换

重庆市技术创新与应用发展专项重点项目

cstc2019jscxmbdxX0035

2024

城市勘测
中国城市规划协会 武汉市测绘研究院

城市勘测

影响因子:0.488
ISSN:1672-8262
年,卷(期):2024.(2)
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