For the case that the measured data contain non-Gaussian latent variables, ICA is more efficient signal extracting algorithm than PCA.
在测量数据含有非高斯潜隐变量的情况下，ICA是比PC A更有效的特征提取算法。
This paper presents a design and realization for a DSP based on real time low SNR periodic signal extracting system for low SNR signals.
本文介绍了一种基于DSP的低信噪比周期信号实时提取系统的设计和实现。
The operating principle of laser scanning system, signal conversion and processing method during signal extracting process are described. The feasibility for objective evaluation is demonstrated.
阐述了激光扫描系统的工作原理、信号提取过程中的信号转换及数字信号处理方法，并对客观评价的可行性进行了验证。
What Dr Shields did was to work out a way of subtracting the noise, and thus extracting the signal.
谢尔兹博士所做的就是找出法子降低噪音，从而将信号提取出来。
Extracting the features related to the adhesive state and quality between metal and nonmetal, through the methods of signal analysing and processing.
通过信号分析与处理的方法，提取出与金属和非金属粘接状态和粘接质量有关的特征量。
The experimental results show that the detector is very effective on extracting weak video signal from strong mixture noise.
实验结果表明，这种检测器对于从强混合噪声中提取弱视频信号是非常有效的。
The extracting process is to throw off the useless information and look for the most efficient signal feature to form a pattern feature vectors for classification with mathematics tools.
特征提取的依据是利用有关数学工具，去掉对分类无用的信息，寻找最有效的信号特征来构成用于分类识别的模式特征向量。
The fault is diagnosed by extracting the fault feature component from the frequency spectrum of the modulated signal.
通过对调制信号作谱分析，以其频谱中是否存在某种故障的特征频率分量来诊断有无该种故障。
Extracting poles from measured data has been an important problem in signal processing.
由实验数据中提取极点已成为信号处理的重要课题。
Extracting of radar in-pulse characteristics is an important technology to sort and recognize intercept signal from the radar countermeasure systems.
信号脉内特征提取技术是雷达对抗系统分选、识别截获信号的关键技术。
Signal processing algorithms have been broadly used for cancelling noise, extracting feature, identifying status and diagnosing malfunction.
信号分析被广泛用于消噪、特征提取、状态识别、故障诊断等。
In processing of array signal, Direction of Arrival (DOA) of target can be obtained by extracting spatial frequency of echo.
在阵列信号处理中，提取回波信号中的空间频率，可以得到目标的方位信息。
It has a variable state set, for the purpose of automatically matching the "true" hidden state set and extracting more structure information of the signal being modeled.
它具有可变的状态集，目的是为了自动匹配信号的“真正”隐含状态集，提取更多的结构信息。
There are many reports on extracting the single frequency signal under noise by the stochastic resonance, but in which the information that the signal carries is zero.
已有利用随机共振在强噪声下提取单一频率信号的若干报道，但单一频率信号所携带的信息量为零。
The structural damage recognition has been analyzed with mode identification method and the method for extracting the wavelet package signal energy eigenvalue has been analyzed.
从模式识别的观点对结构损伤识别进行了分析，分析了小波包信号能量特征提取的方法。
Based on the characteristic extracting of RF signal in digital cable TV system, this paper puts forward an algorithm for modulation recognition between 16qam and 64qam RF signals.
从有线数字电视射频信号特征参数提取着手，建立了一套识别16QAM和64 QAM射频信号调制方式的数学算法。
On the one hand, by calculating the general dimension of the measured signal and extracting its sensitive dimension, the crack fault of measured signal is diagnosed and identified.
一方面，通过计算实测信号的广义维数，提取其敏感维数，进而对实测信号的裂纹故障进行诊断识别。
The morphology filter is used for the defect diagnosis of rolling bearings, extracting the impulsive signal from the initial vibration signal and demodulating the signals.
将形态滤波应用到滚动轴承缺陷诊断中，通过形态滤波将滚动轴承原始振动信号的脉冲信号提取出来，从而达到解调的效果。
A method for extracting both effective reflection events and zero-offset trace signals is developed using the lateral coherence and the property that signal amplitude changes with offset.
本文利用信号的横向相关性和信号振幅随炮检距变化的特征，提出一种既能提取有效反射信号同相轴，又能提取零炮检距道信号的方法。
Finally, a simulative example is given, which is extracting noise signal from mixture of noise signal and background noise.
这里给出了噪声信号在背景噪声中提取噪声信号的模拟例子。
The experimental results show that the detector is very effective on extracting weak video signal from strong mixture …
实验结果表明，这种检测器对于从强混合噪声中提取弱视频信号是非常有效的。
Based on analysis of spectral characteristic of helicopter acoustic signal, a method of extracting harmonic frequencies from the helicopter acoustic signal via ESPRIT is proposed.
在对直升机声信号特征进行分析之后，提出了一种基于谐波恢复的ESPRIT方法来提取直升机声信号谐波频率作为特征用以识别直升机声目标。
This paper presents a new type of all digital phase-locked loop(ADPLL)used for extracting a bit-synchronous signal to meet the requirements of the fast phase-locked in burst digital communication.
本文根据突发式数字通信快速锁相要求，提出一种位同步信号提取的新的快速全数字锁相环方案。
A novel all optical scheme for extracting clock pulses with basic frequency from the receiving non uniform OTDM optical signal is proposed.
提出从接收到的光信号脉冲串中提取光基频时钟的方案。
In this paper, the principle of core vibration was described, and a method extracting cores vibration signal without operating transformer at no load condition was introduced.
本文介绍了变压器铁心振动的起因，提出了一种不必空载运行变压器即可取得变压器铁心振动信号基频成分的方法。
Training the multi-fault classifier only needs a small quantity of fault data samples in time domain, and does not need signal preprocessing for extracting signal features.
应用结果表明，不必进行信号预处理以提取特征量，只需要用少量的时域故障数据样本建立故障分类器。
This paper introduces an algorithm of adaptive Kalman filter and its microcomputer software for extracting EEG signal.
本文介绍了一种提取脑电信号的自适应卡尔曼滤波算法及其微机处理软件。
Methods in this article are proved feasible to be used in signal feature extracting by theoretical analysis and comparing experimentation.
以理论分析和对比实验相结合的方式对上述分析方法进行信号特征提取可行性进行验证。
The broken bars faulty can be on-line monitored by extracting feature component based on wavelet ridge. Calculation of air-gap torque overcomes the disadvantages which based on current signal.
通过对气隙转矩的计算处理，利用小波脊线提取气隙转矩中转子断条故障特征频率分量，克服了分析定子电流信号时的不足，实现了电机转子断条故障的在线监测。
The broken bars faulty can be on-line monitored by extracting feature component based on wavelet ridge. Calculation of air-gap torque overcomes the disadvantages which based on current signal.
通过对气隙转矩的计算处理，利用小波脊线提取气隙转矩中转子断条故障特征频率分量，克服了分析定子电流信号时的不足，实现了电机转子断条故障的在线监测。
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