传播算子,propagator method
1)propagator method传播算子
1.Instead of eigen-decomposition,thepropagator method is applied to generate rotational invariance matrix,and the elevation angle estimation is derived from the estimated azimuth angle.针对目前用旋转不变空间技术(ESPRIT)估计2-D DOA时存在计算量大和需要二维参数配对的问题,提出了把传播算子原理引入ESPRIT算法的新方法,用线性变换代替特征分解求取旋转不变关系矩阵,并且利用估计出的方位角估计俯仰角,大大提高了计算速度,实现了方位角和俯仰角的自动配对。
2.Based on thepropagator method (PM), a novel approach of combining frequency and direction-of-arrival(DOA) estimation in array processing is proposed in this paper.提出了一种基于传播算子的波达方向、频率快速联合估计方法,该算法不需要估计阵列接收信号的高维空、时协方差矩阵及其相应的奇异值或特征分解,具有更低的运算复杂度,算法能适合于非均匀阵列结构且估计出的空时参数能自动配对。
英文短句/例句
1.New wide-band DOA estimation algorithm based on propagator method基于传播算子的宽带DOA估计新算法
2.THE IMAGING METHOD WITH WIDE ANGLE PHASE CORRECTION BASED ON ELASTIC SCREEN PROPAGATOR弹性波相屏传播算子大角度相位校正成像方法
3.An Anycast Routing Algorithm Based on Genetic Algorithm and Particle Swarm Optimization一种基于遗传粒子群算法的选播路由算法
4.To scatter widely, as in sowing seed.传播，散布，如种子
5.The Free Propagator of the Graviton Field Using Feynman Integral利用费曼积分计算引力场的自由传播子
6.Calculation of Propagation Characteristics of Electromagnetic Wave in Plasma Sheath Using ADE-FDTD Method等离子体鞘套中电磁波传播特性的ADE-FDTD计算
7.Accurate Calculation Result of the Renormalized Finite Quantity Function of e-ē One-loop Propagator;量子电动力学中电子—反电子单圈图重整化传播子的“精确”计算结果
8.The Calculation of Cross-section of Elastic Scattering between Protons in π~0 Renormalization Chain Diagrams精确计算质子弹性散射中的π~0介子重整化链图传播效应
9.Studying Path Intergration Short-time Propgator of the Periodic Damp Harmonic Oscillator by Power Series Expansion Method幂级数展开法计算周期阻尼振子路径积分短时传播子
10.The characteristics of computer virus propagation attached on e-mail are studied.分析了通过电子邮件途径传播的计算机病毒的特点，探讨了邮件病毒传播模型。
11.Fast Wave Current Drive in Tokamak Plasmas;快波在等离子体中的传播计算及驱动电流的理论研究
12.The Calculation and Research of Cross Section for Compton Scattering with Electron Renormalization Chain Propagator;电子重整化链图传播下康普顿散射微分截面的理论计算与研究
13.Optimal Multicast Routing Model and Its Algorithm Based on the Quantum Genetic Annealing Strategy基于量子遗传退火策略的多播路由优化模型及其算法
14.Mosquitoes are carriers of malaria.蚊子是疟疾的传播媒介.
15.Certain mosquitoes transmit malaria.某些蚊子传播疟疾。
16.Method of the Calculation about Photon Chain Propagator and Cross Correction on the Section between Electron and Electron;光子传播子圈链图的严格计算方法及相关电子与电子相互作用散射截面的修正
17.The Complete Calculation and Research of the Chain-Loop Recorrection of the Pion Propogator of Cross Section of Interaction between Nucleons;核子-核子相互作用散射截面的π～0介子传播子链图严格计算与研究
18.Research on QoS Multicast Routing Algorithm Based on Genetic Algorithm;基于遗传算法的QoS组播路由算法研究
相关短句/例句
propagator[英]["pr?p?,geit?][美]["prɑp?,get?]传播算子
1.Mixed-domain one-way wavepropagator and its application in migration image;混合域单程波传播算子及其在偏移成像中的应用
2.At the same time,the MUSIC algorithm is replaced by thepropagator method,which can reduce computational burden further.同时利用窄带传播算子方法替代MUSIC算法,进一步减少了聚焦后测向的计算量。
3.Firstly,the mode excitation method is used to transform the manifold matrix of UCA into one with a form similar to uniform linear array(ULA),then the LS estimation ofpropagator method(PM) is realized by the data matrix constructed,the Doppler frequencies are found by the eigenvalues of a low dimension matrix constructed by thepropagator method,at.该方法对均匀圆阵的输出信号进行模式空间转换,使得阵列流形具有类似于均匀线阵的形式,然后通过构造相应的数据矩阵得到传播算子的最小二乘(LS)估计,并由传播算子构造出一个特殊的低维矩阵,其特征值给出多普勒频率估计,特征向量含有阵列流形的信息。
3)propagator matrix传播算子法
1.Based on the 4th-order cumulant slice,which retains the peculiarity of Gaussian noise blindness,the modifiedpropagator matrix method(MPM) is used to reduce the computational complexity and gain a better estimation result in DOA.四阶累积量的盲高斯性改善了高斯噪声存在情况下的方位估计算法性能,四阶累积量切片同样具有盲高斯性,结合改进的传播算子法(MPM)不但可以降低算法的运算量,还可以改善算法的性能。
4)Acoustical wave propagator(AWP)声传播算子
5)Fourier propagate operatorFourier传播算子
1.Base on beamlet\"s local dualism in both wavefield decomposition and space propagation,use theFourier propagate operator to complete the propagation of the beamlet,combine the imaging conditions to gain the imaging value and then imaging.利用小波束域波场分解和传播在空间及方向上的双重局域性,通过Fourier传播算子进行深度外推波场,完成小波束的传播,最终应用成像条件求取成像值。
6)propagator algorithm传播算子算法
1.The conjugate data being rearranged is applied in thepropagator algorithm,and the modifiedpropagator algorithm is presented.将数据共轭重排的方法引申到传播算子算法中,提出了修正的传播算子方位估计算法。
2.In this paper, the conjugate data being rearranged is amplified on thepropagator algorithm, and the modifiedpropagator algorithm is presented.将数据共轭重排的方法引申到传播算子算法中,提出了修正的传播算子DOA估计算法。
延伸阅读
凹算子与凸算子凹算子与凸算子concave and convex operators凹算子与凸算子「阴~皿d阴vex.耳阳.勿韶;.留叮.肠疽“‘.小啊j阅雌口叹甲司半序空间中的非线性算子，类似于一个实变量的凹函数与凸函数.一个Banach空间中的在某个锥K上是正的非线性算子A，称为凹的(concave)(更确切地，在K上u。凹的)，如果l)对任何的非零元x任K，下面的不等式成立: a(x)u。(Ax续斑x)u。，这里u。是K的某个固定的非零元，以x)与口(x)是正的纯量函数;2)对每个使得at(x)u。续x《月1(x)u。，al，月l>0，成立的x‘K，下面的关系成立二A(tx))(l+，(x，t))tA(x)，0
