脑电信号是极其复杂的非平稳信号。
语音信号是一种典型的非平稳信号。
The speech signal is a kind of typical non-stationary signal.
建立一种非平稳随机过程整体推断方法。
An integral inference method for nonstationary stochastic process is established.
讨论一种非平稳卷积混合声音信号盲分离算法。
This paper discusses a blind separation algorithm of non-stationary convolved sounds mixtures.
本文研究了非平稳随机振动信号的瞬时功率谱。
The instantaneous power spectrum of nonstationary random vibration signals is discussed in this paper.
介绍了非平稳信号时频联合分析中的重排方法。
A reassignment method for nonstationary time-frequency joint analysis is introduced.
地震活动的分布具有空间不均匀性和时间非平稳性。
The distribution of seismicity is inhomogenous and unsteady in space and in time respectively.
地震活动具有空间不均匀性和时间非平稳性之特点。
The distribution of seismicity is inhomogenous and unsteady in space and time respectively.
对受到非平稳激励的双线性滞后结构给出了数值解。
Numerical results are presented for the bilinear hysteretic structures to nonstationary excitations.
对具有无限方差的一阶自回归非平稳过程进行了研究。
We study the unstable autoregressive process for the first order with infinite variance.
非平稳时间序列的状态空间建模技术被用于陀螺漂移分析。
A state space approach for the modeling of nonstationary time series is presented.
验证了时间序列分析方法在非平稳随机信号处理方面的可靠性；
The reliability of the time-series analysis method in processing unsteady random signals is verited.
跳频信号是典型的非平稳信号，必须采用非平稳信号处理方法。
Frequency-Hopping signal is a typical nonstationary signal and must adopt nonstationary signal processing methods.
将非平稳时间序列的状态空间建模方法用于陀螺过渡过程的分析。
Stationary time series state space modeling method for the analysis of the transition process gyro.
求出了频率响应函数以及输入为平稳和非平稳情况下的功率谱函数。
The frequency response function and the power spectrum function for stationary and non-stationary inputs are obtained.
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。
Based on the features of existing structure, the nonstationary random process model of resistance for existing structure is proposed.
地震动是典型的非平稳随机过程，其非平稳特性对结构响应影响极大。
Earthquake motions are regarded as the typical non-stationary stochastic processes, and such non-stationary characteristics influence the structural response greatly.
它可统一处理平稳或非平稳arma信号的最优滤波、平滑和预报问题。
It can handle the optimal filtering, smoothing and prediction problems of stationary or non -stationary ARMA signals in the unified framework.
经济过程中的结构突变，对非平稳时间序列的分析具有非常重要的影响。
The structure mutation during the economic process has very important influence on the analysis of non-smoothed time series.
最后给出如何求解车辆上任一固定点非平稳随机响应的瞬时加速度功率谱。
Finally, the method of solving instantaneous acceleration power spectrum of nonstationary random response of arbitrarily point on vehicle is presented.
给出了非平稳过程线性组合的首次超越动力可靠度的一个有效数值计算方法。
An efficient numerical method is proposed for calculation of the first crossing reliability of non stationary process linear combination.
实验结果表明，该法是分析处理具有时变谱特性的非平稳信号的一种有效方法。
Experiments show that the technique is effective for processing unstable signals of time-variation spectra.
算法根据丢失像素点中是否含有边界，把丢失的像素点分为平稳点和非平稳点。
The algorithm is based on the edge information, which is divided from two parts, stable pixels and unstable pixels.
应用这些统计特征，可模拟出符合统计要求的基于非平稳时间历程的设计地震动。
Utilizing these statistical features, we can simulate the design ground motion founded on the theories of non-stationary time history.
针对数控机床机械系统的非线性和振动信号的非平稳特性，引入局域波分析方法。
Then, Local Wave method is introduced in consideration of the non-stationarity characteristic of the vibrating signals from NC machines.
携带着大量信息的语音信号本身是非常复杂的，并且具有非平稳性、时变性等特征。
Speech signal, carrying a large amount of information, is so complex with the character of non-stationary and time-varying.
由于分解是基于信号时域局部特征的，因此它特别适合用来分析非线性非平稳过程。
Since the decomposition is based on the local characteristic time scale of the data, it is applicable to nonlinear and non-stationary processes.
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。
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。
The second nonstationary random process mathematical model, which is based on data, is the a modification to the first nonstationary random process mathematical model.
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