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- block matrix inversion 分块逆矩阵
- The property of symmetry can also be used to save a part of the computational effort required for matrix inversion or for a solution of equations. 对称的特性也可用来节省矩阵求逆中或求解方程中所需要的一部分计算量。
- Numerical results suggest that the SDT avoids internal resonance efficiently and finishes impedance matrix inversion fast and accurately. 数值方法表明,同传统矩量法相比,空间分解技术的使用,有效避免了内谐振的产生,加速了阻抗矩阵的求逆。
- The algorithm processes very few snapshot data opposed to forming sample covariance matrix and computing matrix inversion. 它无需构造协方差矩阵及进行矩阵求逆,又避免了复杂度较高的广义特征值分解。
- Sampling Matrix Inversion (SMI) beamforming technique has the worse performance in the small snapshot number, high signal-noise- ratio and coherent source. 采样协方差矩阵求逆(SMI)的波束形成方法在少快拍数、高信噪比和相干信源情况下波束形成性能下降。
- Based on a non-solvable matrix Lie algebra L, the derivations and automorphisms of L were studied by the multiplication operation of block matrix. 摘要以一类非可解矩阵李代数L为研究对象,利用分块矩阵的乘法运算,对L的导子及自同构进行了研究。
- A circuit structure with systolic array is introduced in this paper in order to accelerate the speed of matrix inversion,which is quite prone to implement. 为加速矩阵求逆,研究构造出一种非常易于实现的基于心动阵列的矩阵求逆的电路结构。
- From this point of view,we can concisely and intuitively introduce the multiplication principles of elementary matrix and block matrix. 用变量的线性替换解释矩阵乘法,由此可以简洁而且直观地导出初等矩阵和分块矩阵的乘法原理。
- In this paper, Cyclic Matrix Inversion is discussed, and two methods of cyclic Matrix Inversion (linear, equations method, adjoint matrix method) are proposed. 摘要探讨循环矩阵的求逆问题,提出求解循环矩阵的逆矩阵的两种方法,线性方程组法,伴随矩阵法。
- A systolic array for matrix inversion based on LU algorithm is described. Via analyzing the appropriate order of algorithm, some components of algorithm are maximally overlapped. 介绍了对矩阵进行LU分解算法求逆的电路结构设计,设计过程中通过对算法进行分解得到合理的运算顺序,从而发现结构中可以复用的模块。
- In this paper, a robust adaptive beamformer in the presence of array imperfections is presented by improving the block matrix of the generalized side lobe canceller. 该文通过对广义旁瓣相消器的阻塞矩阵加以改进,提出了一种对阵列天线误差有良好稳健性的自适应波束形成器。
- When applying the Sampling Matrix Inversion (SMI) algorithm to the side-lobe cancellation scenarios, only part of the sampling data is used for simplicity. 摘要采用采样矩阵逆算法(SMI)对消副瓣干扰,一般抽取部分样本对消整段数据的干扰。
- The invertibility tests and inversion formulas of nonsingular generalized Cauchy and Cauchy Vandermonde block matrices are given based on the use of their displacement structure equations. 利用广义柯西与柯西范德蒙块矩阵的位移结构方程;给出这2类块矩阵的可逆性准则以及求逆矩阵的表示式.
- The computer simulation results verify the validity of two adaptive algorithms applied to circular array. The algorithms are Least Square based on QR decompose (QRD-LS) and Sampling Matrix Inversion based on QR decompose (QRD-SMI). 其次,验证了基于QR分解的最小二乘算法(QRD-LS)和基于QR分解的采样矩阵求逆方法(QRD-SMI)两种自适应算法在均匀圆阵中的有效性。
- A new block matrix(NBM) method is proposed which preprocesses the sample data via a block matrix so that the influence of signal-of-interest(SOI) and mainlobe jamming is diminished. 提出一种新的阻塞矩阵方法,对接收数据进行预处理,消除它们对计算数据协方差阵的影响,再用其它方法确定自适应权值。
- This paper presents a subband Direct Matrix Inversion (DMI) algorithm suitable for use within a recently proposed adaptive filter structure employing critically sampled filter banks. 基于最近提出的一个采用临界采样滤波器组的子带自适应结构,该文引入了子带直接矩阵求逆(DMI)算法。
- A new block matrix (NEM) method is proposed which preprocesses the sample data via a block matrix so that the influence of signal-of-interest (SOI) and mainlobe jamming is diminished. 提出一种新的阻塞矩阵方法,对接收数据进行预处理,消除它们对计算数据协方差阵的影响,再用其它方法确定自适应权值。
- The linearly constrained minimum variance (LCMV) algorithm based on the power inversion array and its iterative formula are deduced in the paper, which avoids the complexities of matrix inversion. 摘要详细推导了基于功率倒置阵列的线性约束最小方差(LCMV)算法及其递推公式,避免了矩阵求逆的复杂运算。
- He is a great guy, a chip off the old block. 他是一位好人,就像他父亲一样。
- The G-RAKE receiver is capable to mitigate the interference that is introduced by the multipath channel.The main defect of a G-RAKE is that one needs to evaluate a large matrix inversion. 在直序分码多工下链系统中,广义耙状接收机能够非常有效的抵抗由多路径通道所引入的干扰,但广义耙状接收机必须求解一个大维度的反矩阵。