The Doppler blood flow signal is inherently a nonstationary Gaussian random process whose time-frequency representation associates with the time-varying velocity of blood flow and its variations.
多普勒超声血流信号是一个非平稳的高斯随机过程，其时频分布与血流的速度及其变化有密切的关系。
The second nonstationary random process mathematical model, which is based on data, is the a modification to the first nonstationary random process mathematical model.
基于数据的第二种非平稳随机过程数学模型是第一种非平稳随机过程数学模型的继续。
An integral inference method for nonstationary stochastic process is established.
建立一种非平稳随机过程整体推断方法。
Based on the features of existing structure, the nonstationary random process model of resistance for existing structure is proposed.
根据服役结构的特点，提出了服役结构抗力的非平稳随机过程模型。
This paper presents an adaptive prediction coding scheme for the image signals regarded as a high order nonstationary Markov process.
本文把图象信号作为一个高阶非稳马尔柯夫过程，提出一种自适应预测编码方案。
The noise mixed on process signal by a linear and convolutive fashion in a stationary or nonstationary propagation passage can be canceled with this approach.
可使线性静态或动态传输通道中混叠的多源信号实现分离，从而可应用于传输信号上的去噪。
This phase of the filtration process is called nonstationary filtration .
这个过滤阶段称为非稳态过滤。
This phase of the filtration process is called nonstationary filtration .
这个过滤阶段称为非稳态过滤。
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