心电图往往存在许多随机信号。
对随机信号和混沌信号的特性进行了分析比较。
The characteristics of stochastic and chaotic signals have been studied.
本文提出了一套利用随机信号范数进行故障诊断的方法。
This paper founded a fault diagnosis method using random signal Norm.
这对瞬态信号和变频率的非平稳随机信号分析尤为重要。
It is especially important for the analysis on transient signals and zion-stationary random signals with changing frequencies.
本文介绍用伪随机信号进行系统辨识的计算机辅助测试系统。
The system with computer aided test for system identification by pseudo-random signal is introduces in this paper.
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.
对于一个随机信号，自相关函数往往最能完整地表征它的统计平均值。
As for a random signal, self-correlated function can always be the integrate token of its statistic average value.
该方法得到的趋向性序列能更准确地逼近非平稳随机信号的趋向性曲线。
The trend component series derived from this way can near more exactly the trend component curve of the variance-stationary random signal.
序流程图，在分析、处理随机信号逻辑关系的基础上，提出了PLC的编程方法。
After analyzing and processing the logical relationship of stochastic signal, the way of PLC program is put forward.
基于高斯分布随机信号模型，分析了二元光学器件对输入波面位相畸变的宽容度。
The tolerance of the BOE to the phase distortion with Gauss distribution of the input laser beam and the manufacturing error are analyzed.
本文提出了用随机多元码进行脉位调制（PPM）获得随机信号雷达波形的新方法。
The new method for obtaining a random signal radar waveform by means of random multi- element code PPM is proposed.
数据采集包括自由采集和预触发采集两种，分别应用于随机信号和冲击信号的采集。
The data sampling include two kind: free sampling adapted to random signal and pretrigger sampling adapted to impact signal.
为适应现代工程技术的需要，介绍了平稳随机信号分析在微型计算机上的实现和应用。
In order to meet the technical requirement nowaday, this paper represents how to perform stationary stochastic signal analysis with microcomputer.
扩谱通信中一个最基本的任务就是实现本机的伪随机信号与接收的伪随机信号的同步。
In spread-spectrum communication systems, the essential task which has to be performed is the synchronization of receiver pseudonoise (PN) signal with the pseudonoise signal contained in the input.
用非线性随机信号分析方法研究了混沌序列的量化误差和扩散误差引起的有限精度效应。
By using nonlinear random signal analyzing technique, the chaotic finite precision effect due to quantifying error and diffusing error is studied.
这种方法通过滤波器组将信号分解与重构，实现趋向性信号与零均值平稳随机信号的分离。
Based on decomposition and reconstruction of the signals by filter sets, the trend-signal is separated from stationary stochastic signals.
该方法简单、通用，是处理方差平稳随机信号的一般方法，且无需趋向性的任何先验知识。
This method, simple and commonly used, is the general method to process the signals, and any priori knowledge of the trend component is not need.
信号采集模块包括自由采集和触发采集两种，分别适用于连续随机信号和冲击信号的采集。
In this system, the signal sampling includes two kinds, free sampling and trigger sampling which corresponded to contiguous random sample and impact signal respectively.
在分析其切削力显著性影响因素的基础上，对切削力随机信号进行了现代谱分析与小波分析。
Based on the analysis of cutting regimes' influences on milling force, the spectrum analysis and wavelet analysis are applied on the random cutting force signals.
在实际检测中，磁记忆信号属于随机信号、不具有平稳性，宜采用小波技术分析磁记忆信号。
In actual testing, magnetic memory signal belongs to random signal without stationarity, adjusting adopting wavelet technique to analyze magnetic memory signal.
随机信号理论在它形成的初期，便在通信、雷达、导航以及密码学等领域中获得了广泛的应用。
The theory of random signal has been widely used in the fields of communication, radar, navigation and cryptology in the initial stage of its formation.
为了对微波辐射计进行星载条件下的仿真研究，本文采用伪随机信号来仿真微波辐射计的噪声源。
To simulation study microwave radiometer. under spaceborne condition this paper simulates the noise sources of microwave radiometer by artificial random signal.
该方法得大连理工大学博土学位论文到的趋向性序列能更准确地逼近非平稳随机信号的趋向性曲线。
The trend component series derived in this way can near more exactly the trend component curve of the variance-stationary random signal.
给出了循环平稳随机信号的LPTV时变参数信号模型及该模型参数与信号循环统计量之间的关系。
Present a time-varying parametric model that is LPTV type, and study the relationship between model parametrics and cyclostatistics of its ouput signal. ?
基于状态空间分析，给出了连续随机信号建模的时间序列分析方法，并证明了参数估计的一致收敛性。
Based on the state space analysis, the time series analysis method for identification of the stochastic continuous signals, proved as consistent convergence, is given.
文中介绍了基于数字滤波的低频随机信号实时功率谱分析仪的实现方法，并给出了实时算法的设计要点。
In this paper, a real time power spectrum analyzer of low frequency random signal based on digital filters is introduced, and a design method of real time arithmetic is given.
由于局放信号属于弱脉冲信号，因此实现在线监测的首要问题是如何从强干扰中提取弱的非平稳随机信号。
PD signal is weak signal, so the first problem of on-line monitoring is how to pick up the weak anti-stationary random signal.
它可以通过改变信号的类型、频率、幅值、偏移量等参数值求取对应的周期信号和随机信号的幅值特征值。
Through changing some parameters such as type, frequency, amplitude, offset, and so on, it can get the amplitude eigenvalue that corresponding with the cycle signal and the stochastic signal.
它可以通过改变信号的类型、频率、幅值、偏移量等参数值求取对应的周期信号和随机信号的幅值特征值。
Through changing some parameters such as type, frequency, amplitude, offset, and so on, it can get the amplitude eigenvalue that corresponding with the cycle signal and the stochastic signal.
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