The purpose of this work is to show that choosing a proper method for solving the set of equations can improve the calculation time (reduce the complexity) by a few levels of magnitude. Methodology. The article presents an analysis of the impact of matrix inversion algorithm on the deflection...
3.The algorithm unique capability of estimating fast time-varying and frequency-selective fading channels,and the simplicity of its least square(LS) algorithm free of matrix inversion,so as to greatly decrease the complexity.该算法适用于快速时变和频率选择性衰落信道,在基于LS准则的信道估计算法中无需...
The Matrix Inversion Lemma is an explicit and efficient formula that provides the inverse of a perturbed matrix by incorporating a rank-one update based on the original inverse matrix, aiming to eliminate costly repeated inversions in stochastic analysis and reduce computational expenses. ...
It’s pretty mechanical, like matrix inversion – it seems linear algebra is best explored with a repl nearby. In any case, I think that the why of eigendecomposition is more interesting than the how. As for the Fibonacci sequence… well, this is a pretty terrible way to actually calculate...
Using SVD precoding, the channel matrix is diagonalized and the spatial interference is removed without any matrix inversion or non-linear processing. Since U is unitary, UHn still has the same variance as n, thus, the SVD precoding does not result in noise enhancement. Due to substantial ...
Leo [46] investigates the effects of silane-grafting on the separation performance of MMM for gas permeation. The 3-aminopropyltrimethoxysilane (APMS) was added to modify SAPO-34 zeolite before the impregnation into the asymmetric polysulfone (PSf) MMMs through dry–wet phase inversion method. Both...
matrix inversion matrix multiplication matrix transposition operation References in periodicals archive ? In contrast, since the proposed framework uses matrix operations, especially if combining the matrix operation features of Matlab, the time cost does not increase too much when the number of nodes bec...
Recently, processor efficiency of the previous parallel algorithms for numerical matrix inversion has been substantially improved in (Pan and Reif, 1987), reaching optimum estimates up to within a logarithmic factor; that work, however, applies neither to the evaluation of the determinant and the ...
Triangular factorization and inversion by fast matrix multiplication Mathematics of Computation, 28 (1974), pp. 231-236 View in ScopusGoogle Scholar Bürgisser et al., 1997 B. Bürgisser, C. Clausen, M. Shokrollahi Algebraic Complexity Theory Grundlehren der mathematischen Wissenschaften, vol. 315...
The algorithm unique capability of estimating fast time-varying and frequency-selective fading channels,and the simplicity of its least square(LS) algorithm free of matrix inversion,so as to greatly decrease the complexity. 该算法适用于快速时变和频率选择性衰落信道,在基于LS准则的信道估计算法中无需矩...