matrix pencil造句
例句与造句
- compared with the matrix pencil ( mp ) method and clean method, it is quite simple and time saving under the similar compression ratio and reconstruction error
同clean法和矩阵束法相比，tdft法在压缩率、重构误差与它们相当的情况下，计算量要小得多。 - then, in white noise condition, a two-dimension scattering center estimation method which is called matrix pencil method of two-dimension harmonious restructure ( mp2d ) is proposed
在白噪声背景下，针对目标二维散射模型自相关函数“边缘解耦”特性，提出了估计目标二维散射中心的mp2d算法。 - fft is applied to data and spectra peak search is done, then using the data near the spectra peaks to compute two 4th-order cumulants matrix to form rotational invariance matrix pencil which the esprit algorithm can be applied to
对采样数据进行fft和谱峰搜索，截取谱峰附近数据构造一路信号的四阶累积量矩阵和二路信号的互四阶累积量矩阵，构成了一对esprit算法所需要的旋转不变矩阵束。 - usually these pole extraction methods are poor when the value of the residual corresponding to the pole is small . in order to avoid the disadvantages, the matrix pencil method for the pole extraction of transient responses from multiple look direction is introduced
针对大部分算法由于入射方向的不同而导致目标的某些极点由于留数太小提取不出来的缺点,采用了一种使用多个入射方向瞬态响应的矩阵束法来提取极点。 - first, the thesis introduces the definitions and the attributes of the higher-order statistics . it is insensitive to additive gaussian noise ( white or colored ), which is what we base on to doa problems . then two doa estimation algorithms based on higher-order statistics are presented, one is that forming cumulant matrix pencil used in esprit to estimate doa problems, the other is spectrum estimation method for doa estimation based on the eigenstructure analysis of the fourth-order cumulant, and comparing the effects of the estimation to conventional covariance-based doa algorithms "
论文首先对高阶统计量的定义和性质作了介绍，特别指出了高阶统计量对加性高斯噪声(白色或有色)不敏感，这是我们利用它进行波达方向估计的理论依据，然后文中提出了两种基于高阶统计量的波达方向估计方法，一种是利用子空间旋转不变技术构造四阶累积量矩阵进行估计的方法，另一种是基于四阶累积量阵特征分解的空间谱估计测向方法，并将它们的估计效果与传统协方差方法的效果进行比较。 - It's difficult to find matrix pencil in a sentence. 用matrix pencil造句挺难的
- then the solving procedures of these bies by the rwg functions based moment method are elaborated, and the method of modeling complex objects built of arbitrary line, surface and volume structures is developed . in order to solve realize antenna and circuit problems, methods of adding excitations and concentrated loadings with moment method are deceloped, and matrix pencil ( mp ) method is used to deembeded the s prameters of antennas and circuits from the computed current distribution . some numerical results of practical complex antenna and scattering problems are presented to illustrate the veracity and effectiveness of the method
在第一部分中,首先从电磁场的基本理论出发,基于等效原理和边界条件以统一的方法建立了用于分析金属、介质及金属与介质混合结构的边界积分方程,并归纳和比较了各类积分的适用范围和优缺点;在此基础上,给出了使用基于rwg函数的矩量法求解各种边界积分方程的一般过程;研究了具有任意线、面、体组成的复杂结构的电磁建模方法,并给出了各种多面连接情况下基函数和未知量的选取方法;研究了使用矩量法分析电路、天线问题时集总元件和激励源的处理方法,并基于矩阵束方法(matrixpencilmethod)提取了电路和天线问题的s参数;最后通过分析一些工程中的复杂金属天线问题和具有“金属与介质混合结构”的散射和天线问题验证了方法的准确性和高效性。 - in this paper, we analyzed the theory of several linear methods for the pole extraction, such as prony method, kt method and matrix pencil method . then, numerous results based on scattering responses synthesized from weighted sums of two exponentially damped sinusoids are provided to compare theirs performance
本文主要分析了几种极点求解线性算法??prony法、kt法、矩阵束法的基本原理,并比较了这几种算法对于只含两个指数衰减信号模型参数估计的仿真结果。 - an algorithm for matching the esprit's estimation of two-dimensional angle by using twice svd and once schur is proposed . using two row uniformity sensor-arrays and adding one sensor, the algorithm decomposes the array twice and exploits rotational invariance properties of signal space, so that both angles may be computed via matrix pencil method, and these estimates are automatically paired . simulation results are presented to verify the efficacy of the proposed algorithm
首先针对esprit算法对窄带源进行二维doa估计存在测向冗余的情况，提出了一种改进算法，该算法利用子阵信号数据矩阵中包含的信号空间的旋转不变性质，借助于矩阵束方法求解出信号的二维到达角，并且利用两次奇异值及一次schur分解从而实现了esprit二维doa估计参量的自动配对；2