random series

In this paper, the application of modulated ARMA model in simulation of artificial earthquake waves is discussed on the several aspects such as determination of the ARMA model orders, determination of the ARMA model parameters and influence of the initial random series.

探讨了调制ARMA模型在人造地震动仿真应用中的模型定阶、模型定参及初始随机序列的影响问题。

互联网摘选

PGPcollects random numbers by series of random keystrokes or moving the mouse around to generates keys.

PGP是通过随意敲击键盘或移动鼠标的方法收集随机数以产生密钥的.

互联网摘选

The relationship between the existence of the moment of random variable and the convergence of tail probability series of random variable sequences is investigated, under certain mixing rates, more generally complete convergence of ρ-mixing sequences are obtained.

本文通过讨论随机变量矩的存在性和随机变量序列尾概率级数收敛性之间的关系，在一定的混合速度下，给出了ρ-混合序列部分和更为一般的完全收敛性。

互联网摘选

At the same time, by selecting different beginning points of random series or different random series, it can be ensured that there is no grains in the large area of image with the equal gray values.

通过选用不同的随机数序列起点，或选用不同的随机数序列，可保证图象中大片灰度值相同的区域不出现纹理现象。

互联网摘选

When the probability density function of the random series is unknown, the order of the model and the unknown parameters are estimated to make possible the solution for an actual case.

在不知道随机序列的概率密度函数的情况下估计出模型阶次及未知参数，使实际问题的解决成为可能；

互联网摘选

A New Method for Correlated Random Series Simulation

相关随机序列仿真的一种新方法

互联网摘选

Question about small parameter in the tail probability series for sums of independent random variables

关于独立和尾概率级数的小参数问题

互联网摘选

The results show that the time series change of monthly runoff can be represented by the simple, seasonal, first order autoregressive model and Skewing change of random term. The space change of monthly runoff can by expressed by main station model.

结果表明简单的季节性一阶自回归模型加上随机项的偏态变换可用来表征月径流的时序变化，主站模型可用来表征月径流的空间变化。

互联网摘选

Two simple wind speed prediction methods were introduced, namely simulation of the random number and the time series method, respectively.

简单给出了两种风速预测方法，分别为随机数模拟法和时间序列法。

互联网摘选

Correlated random series is the mainly tool for describing the property of random noise, clutter and jamming, which is widely used in satellite communications, normal radar and spaceborne radar.

相关随机序列是描述随机噪声、杂波和干扰的主要工具，在卫星通信、常规雷达及星载雷达中有着重要应用。

互联网摘选

Based on the extended three series theorem, some new results about the convergence of pairwise NQD random sequences are obtained.

在推广的三级数定理的基础上，获得了判别两两NQD列收敛的一些新的结果。

互联网摘选

The method is applicable to extract wavelet when the reflection coefficient are non-white noise random series.

该方法适应于非白噪随机反射系数序列的地震记录的子波求取。

互联网摘选

The random settlement could be gotten by random prediction model that is established by smooth and stable time series analysis method.

用平稳时间序列分析方法建立随机部分模型，并预测沉降随机部分值，二者之和即为某时期沉降预测值。

互联网摘选

Random time series analysis in discrimination of precursory signal

随机时序分析方法对地震信息的识别

互联网摘选