The paper proposes a nonparameter data extrapolation method based on minimum variance spectrum estimation and minimum weighted norm constraint.
提出一种最小方差谱估计和最小加权范数约束结合的非参数类数据外推方法。
Modified Hadamard Variance (MHV) has been widely used for the power spectrum measurement of frequency sources.
用修正哈达玛方差(MHV)来测量频率源的谱密度已在国内外广泛流行。
The series visual waveforms can simulate the variance of spectrum and response with FRAME.
动画中的系列可视化图形，能够模拟上述频谱和响应随帧变量变化而变化的过程。
As a result, some parameters of the key points have been got including the power spectrum density (PSD), the response variance, the gust response factor for load and displacement.
生成了若干关键点的功率谱密度(PSD)和响应的均方值，以及荷载风振系数、位移风振系数。
As a result, some parameters of the key points have been got including the power spectrum density (PSD), the response variance, the gust response factor for load and displacement.
生成了若干关键点的功率谱密度(PSD)和响应的均方值，以及荷载风振系数、位移风振系数。
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