改进算法利用接收信号向量中的循环前缀与一个特定子向量作互相关来对信道作盲估计。
The improved algorithm uses cross-correlation between cyclic prefix and a special sub-vector from vector of received signal to implement channel blind estimation.
该文只考虑了接收天线选择,天线选择的准则是基于每个天线接收到的信号向量F-2范数。
Selection criterion is based on the Frobenius-2 norm of received signal vector at each receiving antenna.
这种算法既无需选择传统超稳定自适应算法的补偿滤波系数,又无需对信号向量的下界要求条件。
The smooth coefficients which must be chosen in conventional hyperstable algorithm are not needed, and requirement that signal vector has a lower bound is not needed either.
使用ADS - B技术速度变化传播信号作为状态向量报告一部分,几乎是一瞬间就能探测到。
With ADS-B, velocity changes are broadcast almost instantaneously as part of the State Vector report.
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 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.
利用导频符号进行权向量更新算法,并作为空间波束成型器的参考信号。
The pilot symbols were used to estimate channel and acted as reference signal of beam-former.
结果表明:利用故障信号的特征向量与故障特征表,通过相似性原理进行故障诊断是有效的。
The actual diagnosis result shows that the fault diagnosis is effective by using the fault signal feature vector and fault table and similarity theory.
给出了一种基于支持向量机的数字调制信号分类器设计方法。
A classification method based on Support Vector Machine (SVM) is given in the digital modulation signal classification.
给水泵组机械状态信号具有非平稳性和非线性,而支持向量机具有良好的非线性函数逼近和泛化能力。
The mechanical state signal of boiler feed pumps is nonstationary and nonlinear, and support vector machines has an excellent nonlinearity approximation ability and better generalization capability.
提出了一种基于HHT和支持向量机的实际数字调制信号识别算法。
This paper proposed a digital modulation signal identification method using the HHT and SVM methods.
文中引入支持向量聚类(SVC)算法对多分量LFM信号进行检测和参数估计。
The support vector clustering(SVC)algorithm was introduced to detect linear modulation frequency(LFM) signal and estimate its parameter.
通过验证,所产生的调制信号具有良好的误差向量幅度(EVM)和频谱特征。
The algorithm is verified by experiments and the modulator can produce digital modulation signals with good EVM(Error Vector Magnitude) and spectrum mask.
利用小波包多分辨率的特点,提出了以小波包信号成分能量特征向量为结构损伤识别的损伤特征指标。
The wavelet package signal component energy eigenvector was used as the damage index property of structural damage recognition according to the multiresolution trait of wavelet package.
首先对光谱信号进行预处理并抽取了多个关键性的特征参数,通过降维分析得到一组新的特征向量。
The spectrum signal was pretreated and several key characteristic parameters were extracted and then a set of new feature vector was obtained by reducing the dimensions.
因此本文接下来采用每个频带里包含的信号能量作为特征向量,来表征滚动轴承的运行状态。
Therefore, this article will take the signal energy in each frequency band as the feature vector to characterize the operation state of rolling bearing.
文中提出了首先用小波分析方法提取出瞬态信号的各级小波分解能量,然后再用r BF神经网络对提取的特征向量进行分类。
At first, all levels energy of wavelet decomposed in the transient are extracted by the means of wavelet analysis, then the extracted feature vectors are classified with RBF neural network.
本发明所解决的问题是使用很少的、或者不使用运动向量数据辅助信息,来对视频信号进行编码和解码。
A problem solved by the invention is to encode and decode video signals using less or no motion vector data side information.
本文考虑在白噪声输入情况下,二阶向量差分方程随机输出信号的滤波估计问题。
In this paper a linear estimation problem for a stochastic process which is viewed as the output signal of a linear second-order vector difference equation driven by a white-noise input is considered.
通过优化支持向量机算法,将它嵌入到激光成像雷达系统的数字信号处理器(DSP)芯片内,实现目标识别的功能,有很高的现实意义。
Through optimizing the algorithm of SVM, it is embedded into digital signal processing (DSP) of laser imaging radar, achieving the function of target recognition, which has high pract.
基于信号特征向量分解的一种唯一形式,我们提出了用递推算法来实现由一个或几个信号特征向量进行DOA估计。
Based on the unique decomposition of signal eigenvectors, we use one or more signal eigenvectors to estimate DOAs by an iterative algorithm.
可以求出语音信号的LPC倒谱特征向量,该特征向量在语音信号分析中得到了广泛的应用。
Voice signal can be obtained by LPCCEP eigenvector, the eigenvector of the voice signal analysis has been widely used.
传输当前块的预测误差信号和运动向量,这描述了参考画面中预测器块位置。
A prediction error signal and a motion vector for a current block are transmitted, describing the location of the predictor block in the reference picture.
该算法首先将包含互耦系数信息的信号子空间向量表示为互耦系数矩阵和理想阵列导引向量的乘积。
Firstly, the signal subspace vector including information of mutual coupling coefficients is expressed as product of mutual coupling coefficient matrix and perfect array steering vector.
以往这类问题主要针对一维稀疏向量,且都直接采用正弦信号模型开始分析。
Previous sparse band coherent processing methods are mainly for one-dimensional sparse vector and directly use sine signal model for analysis.
本文提出了用支持向量机来解决说话人辨认问题,结合语音信号的特点,解决了大数据量情况下支持向量机的训练问题。
This paper studies the speaker identification problem using support vector machine, and presents a SVM training method on large-scale training data according to the speech signal.
由信号方向向量直接估计到达波方向(DOA)可以获得优良的估计性能。
It is known that a good performance can be obtained when the DOAs are estimated directly from the signal direction vectors.
根据CDMA系统信号模型和多径信道模型,运用码滤波方法对CD MA系统用户信号及其多径信号导引向量进行估计。
Based on the signal model and the multipath channel model of CDMA system, the steering vectors of multipaths of USES are estimated by using cold filtering method.
产生中断的功能模块将中断信号通过中断屏蔽控制单元分别输入到中断向量存储单元和控制输出单元;
The function module to generate the interval input the interval signal into interval vector memory unit and output control unit through interval shield control unit.
产生中断的功能模块将中断信号通过中断屏蔽控制单元分别输入到中断向量存储单元和控制输出单元;
The function module to generate the interval input the interval signal into interval vector memory unit and output control unit through interval shield control unit.
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