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  1. Ray transfer matrix perturbation for an optical component with aberration

  2. The perturbation theory of matrices is applied to ray transfer matrices (RTMs) to describe an optical component with aberration. A quantitative descr iption of the perturbation extent corresponding to aberration strength is provided using condition n

  3. 所属分类：其它

    • 发布日期：2021-02-09
    • 文件大小：366592
    • 提供者：weixin_38501045

  1. Passive Localization of 3D Near-Field Cyclostationary Sources Using Parallel Factor Analysis

  2. By exploiting favorable characteristics of a uniform cross-array, a passive localization algorithm of narrowband cyclostationary sources in the spherical coordinates (azimuth, elevation, and range) is proposed. Firstly, we construct a parallel factor

  3. 所属分类：其它

    • 发布日期：2021-02-09
    • 文件大小：1048576
    • 提供者：weixin_38634065

  1. NastranResults.jl：Nastran OP4和PCH加载程序-源码

  2. Nastran结果 将MSC Nastran OP4，PCH和HDF5结果加载到Julia中。 安装 要安装，请输入Julia REPL julia > ] pkg > add https : // github . com / mgcth / NastranResults . jl . git 文献资料 仅支持输出数据加载。 目前支持： OP4（OUTPUT4）： 支持真正的双精度二进制稀疏非BIGMAT和BIGMAT矩阵 PCH（PUNCH，SORT2）： SOL103，实

  3. 所属分类：其它

    • 发布日期：2021-02-09
    • 文件大小：11264
    • 提供者：weixin_42140710

  1. 2D DOA estimator for coherently distributed sources using one snapshot

  2. A two-dimensional (2D) direction-of-arrival (DOA) estimation method for coherently distributed sources has been proposed in highly real-time situation using only one snapshot. Ulizing two uniform linear arrays (ULAs), the proposed algorithm first

  3. 所属分类：其它

    • 发布日期：2021-02-08
    • 文件大小：370688
    • 提供者：weixin_38647039

  1. A parallel solving method for block-tridiagonal equations on CPU–GPU heterogeneous computing systems

  2. Solving block-tridiagonal systems is one of the key issues in numerical simulations.of many scientific and engineering problems. Non-zero elements are mainly.concentrated in the blocks on the main diagonal for most block-tridiagonal matrices,.and the

  3. 所属分类：其它

    • 发布日期：2021-02-07
    • 文件大小：1048576
    • 提供者：weixin_38665629

  1. Efficient Representation of Multilevel QR Algorithm for Analysis of Microstrip Structures

  2. This paper presents a novel approach for the efficient solution of large-scale microstrip structures with the mixed potential integral equation (MPIE) in conjunction with the method of moments (MoM) based on the conventional Rao-Wilton-Glisson (RWG)

  3. 所属分类：其它

    • 发布日期：2021-02-07
    • 文件大小：497664
    • 提供者：weixin_38665122

  1. Resilient asynchronous HN control designed for discrete-time Markov jump systems: Static output feedback case

  2. This article is concerned with the problem of resilient asynchronous HN static output feedback control for discrete-time.Markov jump linear systems. By Finsler’s Lemma, and with the help of two sets of slack variables, the product terms of.system mat

  3. 所属分类：其它

    • 发布日期：2021-02-07
    • 文件大小：417792
    • 提供者：weixin_38677505

  1. Robust Fault Detection Observer Design: Iterative LMI Approaches

  2. This paper deals with the Robust Fault Detection (RFD) problem with the aid of the H norm and H− index optimization techniques and the LMI approach. First, a necessary and sufficient conditionis proposed for the design of RFD observers in the nominal

  3. 所属分类：其它

    • 发布日期：2021-02-06
    • 文件大小：111616
    • 提供者：weixin_38582716

  1. Mode characteristics of nano-width rectangle resonator

  2. A new method based on Maxwell's equations, ABCD ray matrices, and total internal reflection is proposed to theoretically analyze the characteristics of eigenmodes confined in nano-width rectangle resonators. Using this method, mode wavelengths and in

  3. 所属分类：其它

    • 发布日期：2021-02-05
    • 文件大小：1048576
    • 提供者：weixin_38748055

  1. 基于盲源分离的共形阵列二维DOA估计

  2. 本文给出了一种基于特征矩阵联合近似对角化（JADE， Joint Approximate Diagonalization of Eigen-matrices）的共形阵列信号DOA估计算法。该算法首先对接收数据进行白化处理，利用白化后的数据构造四阶累计量矩阵，通过对特征矩阵联合近似对角化获得流形矢量矩阵的估计，从而实现信号的DOA估计。算法对阵列形状限制小，无需谱峰搜索。以圆台共形阵列为例，通过仿真实验验证了算法的有效性。

  3. 所属分类：其它

    • 发布日期：2021-01-28
    • 文件大小：2097152
    • 提供者：weixin_38680492

  1. Super-resolution compressive spectral imaging via two-tone adaptive coding

  2. Coded apertures with random patterns are extensively used in compressive spectral imagers to sample the incident scene in the image plane. Random samplings, however, are inadequate to capture the structural characteristics of the underlying signal du

  3. 所属分类：其它

    • 发布日期：2021-01-26
    • 文件大小：5242880
    • 提供者：weixin_38725450

  1. All-fiber generation of arbitrary cylindrical vector beams on the first-order Poincaré sphere

  2. We propose a linear mapping relationship between the polarization of the fundamental mode and the cylindrical vector (CV) modes on the first-order Poincaré sphere (FOPS) in fiber. The new method is based on the four-dimensional complex Jones matrices

  3. 所属分类：其它

    • 发布日期：2021-01-26
    • 文件大小：2097152
    • 提供者：weixin_38700240

  1. Python numpy中矩阵的基本用法汇总

  2. Python矩阵的基本用法 mat（）函数将目标数据的类型转化成矩阵（matrix） 1，mat()函数和array()函数的区别 Numpy函数库中存在两种不同的数据类型（矩阵matrix和数组array），都可以用于处理行列表示的数字元素，虽然他们看起来很相似，但是在这两个数据类型上执行相同的数学运算可能得到不同的结果，其中Numpy函数库中的matrix与MATLAB中matrices等价。 直接看一个例子： import numpy as np a = np.mat('1 3;5

  3. 所属分类：其它

    • 发布日期：2021-01-20
    • 文件大小：112640
    • 提供者：weixin_38546308
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