您要查找的是不是:
- As above results, the polarized scattering matrix or radar cross section (RCS) of inlet can been calculated. 这个问题的研究可用来解决喷气式发动机进气道对电磁波的反射,进一步地利用本文的结果可计算进气道的雷达截面(RCS)或极化散射矩阵。
- Kuhl F, Covell Ri. Object Identification by Multiple Observation of the Scattering Matrix[J]. Proc. IEEE, 1965. 郭亨远;曾清平;魏克珠.;极化识别器实现方法与仿真[J]
- It is shown that the proposed measuring and calibration method can effectively eliminate the scattering matrix decorrelation cau... 研究结果表明在一定信噪比条件下,该测量和校准方法可以有效地消除因目标运动而导致的散射矩阵两列元素去相关。
- The results of scattering matrix are given for 4-layer vertical vias, which show that the method presented in this paper is correct and valid. 最后给出了四层垂直通孔散射参数的计算结果,并与已有文献结果进行了比较,两者吻合良好,从而验证了该方法的有效性。
- The topic of scattering matrix measurement of moving targets is very important in such fields as polarimetric radar and target recognition. 运动目标极化特性的测量是极化雷达探测与目标识别等领域非常关心的基础性问题。
- The principle of two different PCAs,PCA based on global scatter matrix and PCA based on global between-class scatter matrix is analyzed firstly. 摘要 分析了基于总体离散度矩阵和总类间离散度矩阵的主成分分析的原理。
- A method of measuring and calibration based on aligning the phase of the cross-polarization of the scattering matrix is proposed. 在深入分析目标极化回波的基础上,针对互易性目标,提出了一种基于交叉极化分量相位对齐的散射矩阵校准方法。
- Abstract: The output cavity with abrupt changes in radius for gyroklystron is studied using the mode-matching technique to build scattering matrix. 摘 要: 利用模式展开和场匹配理论,建立了具有突变结构谐振腔的散射矩阵。
- First, by employing the DCT instead of the “pixel grouping” and redefining the within class scatter matrix, a new null space method is given. 首先,通过使用DCT代替"像素聚类"并重新定义类间散布矩阵,得到一种新的零空间法。
- The general expressions of the coupling matrix and scattering matrix are given by analyzing the discontinuity unit of a coaxial and symmetrical circular waveguide step. 以圆波导同轴对称阶梯为例,匹配不连续性处的横向电场和磁场,推导出了具有通用性的各散射参数表达式,以及膜片基本单元的散射矩阵公式。
- The missile is approximated by component disassembly method(CMD) and the concept of scattering matrix is introduced to simplify the complexity of numerical calculation. 导弹目标利用部件分解法进行了近似,并引进了散射矩阵的概念而简化了导弹目标回波相关数值计算复杂度,从而提高逆合成孔径雷达成像(ISAR)的实时性。
- In this paper we calculate the scattering matrix S(T,-T) for the bremsstrahlung process, here 2T is the effective interaction time of the bremsstrahlung process. 作者对轫致辐射的散射矩阵S(T,-T)进行了计算,这里2T指轫致辐射中的相互作用时间。
- It is shown that the proposed measuring and calibration method can effectively eliminate the scattering matrix decorrelation caused by the target movement. 研究结果表明在一定信噪比条件下,该测量和校准方法可以有效地消除因目标运动而导致的散射矩阵两列元素去相关。
- The feasibility of measurement of Polarization Scattering Matrix (PSM) of radar target using transmitting-antenna and sidelobe-canceller antenna is discussed in this paper. 摘要探讨了利用雷达主天线变极化特性和辅助天线结合测量目标极化散射矩阵的可行性。
- By using scattering matrix method,the quantized conductance,spin-polarization,and magnetoresistance in multi-channel ferromagnetic nanowire are calculated. 利用散射矩阵理论,研究了多通道纳米线结构中的量子化电导、自旋极化和弹道磁电阻。
- According to the research results obtained, the polarized scattering matrix or RCS of the inlet of an aircraft and the non-continuity of the waveguide can be calculated. 它为研究计算飞机进气道的RCS或极化散射矩阵,以及波导的不连续性提供了一个有效方法。
- For certain discontinuities in unsymmetrical circular waveguide step, rectangular-to-circular waveguide junctions, coupling matrix and scattering matrix can be directly obtained provided the eigenfunction and power normalization coefficient are given. 对于非同轴不对称圆波导阶梯、矩形波导以及矩形波导与圆波导连接结构形式的不连续性分析,先确定其中的本征函数和归一化系数,然后按照前面通用的公式求出相应的散射矩阵。 在这些研究中,以圆波导与矩形波导连接结构的分析较为复杂。
- The novel LDA method defines its between-class and within-class scatter matrices based on these representative samples. 该新的LDA方法基于定义在这些典型样本上的类间散布矩阵与类内散布矩阵实现特征提取。
- In this paper the diffraction intensity of crystal containing vacancy was studied by using the scattering matrix method.The vacancy is considered as a rigid ball.And a "vacuum body" ... 笔者用散射矩阵法研究了含空位晶体的衍射强度,把空位考虑成刚体球,并且引入"真空体"去反映空位对晶体的衍射影响,计算了晶体的衍射强度随空位位置的变化,并对一些影响因素进行了讨论。
- The radiation characteristic of a single antenna is analyzed by using the theory of microwave network,and the scattering matrix equation of coupling system of near-field antenna is obtained. 依据微波网络理论对单个天线的空间辐射特性进行了分析,并得到近场耦合系统的散射矩阵方程,依此得出结论是只要探头特性已知,探头只需两次正交极化的测量就可确定天线的辐射特性。