则称该序列是弱平稳(weak stationary) 或协方差平 稳(covariance stationary) 的 时间序列数据分析——一些基本概念 { : 1, 2, . .
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weak-stationary 弱平稳
weak stationary process 弱平稳过程
the weak stationary process 宽平稳过程
Weak-stationary random signal power 弱平稳随机信号功率谱
weak-stationary random signal power spectrum 弱平稳随机信号功率谱
In order to detect the low-speed weak target in the stationary sea clutter, the clutter-whitening processing module is proposed to replace the conventional MTI filter and Doppler filter bank.
为了检测平稳海杂波中的低速弱目标，本文引入杂波白化处理模块取代雷达常用的MT I滤波器和多普勒滤波器组。
Under this weak condition, this paper gives not only a concise proof of the existence and uniqueness of the stationary distribution, and also the the computation method of the stationary distribution.
在此较弱的条件下，本文不仅给出了平稳分布存在与唯一性的简洁证明，而且还给出了平稳分布的计算方法。
Based on this media, a new hydrophilic weak cation exchange stationary phase(WCX) for high(performance) liquid chromatography was synthesized by a new chemical modification method.
该微球经化学改性后得到一种亲水性良好的新型高效弱阳离子交换色谱固定相。
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