The random wind pressure field of a pitched roof is predicted in terms of the proper orthogonal decomposition (POD) technique.
应用本征正交分解（POD）技术对双坡屋盖的随机风压场进行了预测。
This paper discusses the application of Proper Orthogonal Decomposition (POD) to the reconstruction of the random wind pressure field acting on a pitched roof.
讨论了本征正交分解(POD)方法在重建双坡屋盖随机风压场上的应用。
Herein, researches on wind stochastic field and the dynamic reliability of wind-excited high-rise buildings are carried on thoroughly based on the basic idea of physical random system.
鉴于此，本文基于物理随机系统的基本观念，深入开展了随机风场的研究和高耸、高层结构的抗风动力可靠性研究。
Using FFT to workout a wind load simulation program. The computer simulation of the stochastic wind field is achieved. The 16-dimensional random process is got.
采用快速傅立叶变换法（FFT）编制了风荷载模拟程序，实现了随机风场的计算机仿真，仿真得到了16维脉动风荷载时程样本。
Using FFT to workout a wind load simulation program. The computer simulation of the stochastic wind field is achieved. The 16-dimensional random process is got.
采用快速傅立叶变换法（FFT）编制了风荷载模拟程序，实现了随机风场的计算机仿真，仿真得到了16维脉动风荷载时程样本。
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