平稳过程
- 网络Stationary process;Stationary random process;Trend-Stationary Process
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本文研究多维平稳过程x(t)对线性系统的滤波问题。
In this paper the filtering problem of multidimensional stationary process x ( t ) for a linear system is studied .
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p-平稳过程的最大Ch熵谱估计
Maximum ch - entropy estimator of p-adic stationary process
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验证了把CS(周期平稳过程算法)应用于选择性信道下进行频偏估计的可行性。
Demonstrating the feasibility using CS ( Cyclostationary ) algorithms to estimate frequency offset in selective channel .
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EMD分解法是一种自适应的信号处理方法,适用于分析非线性、非平稳过程。
The EMD method is a new method to analyze instability and nonlinearity .
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SPWM变频调速与机械转子系统起动非平稳过程建模
Modeling on the Nonstationary Starting Process of SPWM Frequency Control and Mechanic Rotor System
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平稳过程的条件概率密度非参数估计的L1-模强相合性
Almost Sure L1 - Norm Convergence of Nonparametric Estimation of Conditional Probability Densities of Stationary processes
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HilbertHuang变换是一种新的自适应信号处理方法,它适合于处理非线性和非平稳过程。
Hilbert-Huang Transform ( HHT ) is a new and self-adaptive signal processing method which is suitable for non-linear and non-stationary process .
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同时PSO算法受系统跃变的影响较小,因此它在求解非平稳过程模型系统时具有一定的优势。
In addition , the PSO algorithm is relatively little affected by system jump , which has a certain advantage in the non-stationary process model .
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DCE与CBOT大豆期货价格平稳过程的比较研究
A Comparative Study on the Stable Process of Soybean Futures Price Between DCE and CBOT
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本文使用Granger协整检验方法对DCE(大连商品交易所)和CBOT(芝加哥商品交易所)大豆期货价格的平稳过程作了比较研究。
This paper studies stable process of soybean futures prices between DCE and CBOT by Granger co-integration test .
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假设{X(t),t∈R}是由广义Wiener随机积分所定义的四重马氏平稳过程。
Let { X ( t ), t ∈ R1 } be a quadruple Markov stationary process which is defined by a generalized Wiener integral .
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结合HHT的优越性、固体潮的特点和地震的非平稳过程特性,设计重力固体潮地震前兆分析的瞬时频率特征参数;
Based on superiority of HHT , the character of gravity tide and nonstationary processes of earthquake , we design characteristic parameters of instantaneous frequency of gravity tide .
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当x(t)是满秩正则平稳过程时,给出了最优解ξ的谱特征和均方误差,并且找到了ξ存在的充分必要条件。
When x ( t ) is full rank regular stationary process , spectral characteristic and mean square error of optimal solution is given and the necessary and sufficient condition for the existence of ξ is found ( See theorem 1 、 2 ) .
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EMD方法是对非线性、非平稳过程数据进行距平化的好方法,距平化的过程和消除趋势项的处理是统一的。
Therefore , it is suggested that the EMD method is a good method for demeaning the nonlinear and nonstationary process data , and the demeaning process and the data detrending are unified .
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其中,数据序列随时间变化的均值可用多项式或指数函数描述,而零均值的平稳过程可用AR(n)或ARMA(n,m)模型拟合。
In this model , the mean of data variation with time can be described by polynomial or exponential expression , and the stable process of zero mean by random process model AR ( n ) or ARMA ( n , m ) .
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本文设计了一个考虑地形、湍流统计量垂直非均匀和非平稳过程影响的三维中尺度Monte-Carlo多源模式。
A three-dimensional mesoscale Monte-Carlo model in which orographic influence , vertical asymmetry of turbulent statistic and non-equilibrium effect are considered has been used to study the spatial and temporal distribution of atmospheric SO2 concentration in ZHUHAI region .
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根据频率选择性衰落信道的抽头延迟线模型,将针对平坦衰落信道的CS(周期平稳过程理论)频偏盲估计算法扩展到了频率选择性衰落信道,并通过仿真证明这种扩展是可行的。
This paper employs the tapped delay line channel model for frequency-selective fading channels to extend a frequency offset blind estimation algorithm based on cyclostationary , which is proposed for flat fading channels , to frequency-selective fading channels . Simulations proves the feasibility of this extension .
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这意味着我国产出特征可通过简洁的趋势平稳过程来描述,而NelsonandPlosser(1982)以来普遍采用的单位根过程未必是刻画我国产出的最优模型。
This implies that the gross output can be treated as a trend stationary process , and the difference stationary process widely adopted since Nelson and Plosser ( 1982 ) is not necessarily the best model for China 's output .
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多维平稳过程对线性系统的滤波问题
On Filtering Problem of Multidimensional Stationary Process for a Linear System
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非参数密度估计量对于一个连续时间非平稳过程的相合性
Nonparametric Density Estimation of a Continuous Time Parameter Nonstationary Stochastic Process
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集值平稳过程的强大数定律
A Strong Large Numbers Law of the Set value Stationary Processes
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并元平稳过程的谱展式
The Spectral Representations of Dyadic Stationary Processes The Spectra of Hypercubes
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用机电耦合模型研究转子系统的非平稳过程
Studying Non-Stationary Pocesses of Rotor Systems Based on an Electromechanical-Coupling Model
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两参数马氏过程,鞅及平稳过程之间的关系
The Relations of Two-parameter Markov Processes , Martingales and Stationary Processes
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二重马氏平稳过程泛函的一些概率性质
Some Probabilistic Properties of Functionals of Double Markov Stationary Processes
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平稳过程突变的在线检测与辨识
Online Detection and Identification for Abrupt Change in Stationary Process
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两指标线性平稳过程的样本值的两个收敛速度
Two convergence rates of the sample value of two-parameter linear stationary process
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关于并元弱平稳过程自相关函数的外推
On Extrapolation of Autocorrelation Function for Dyadically weakly Stationary Processes
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关于平稳过程自谱密度运算中的两个问题
On Two Problems in Calculating Self-spectrum Density of Smooth Process
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周期性平稳过程和数字频谱的计算
Periodic wide Sense Stationary Process and Calculations of Its Spectrum