Matrix inversion can be avoided, in comparison with conventional hybrid element, the method is more convenient in practical application.
这类单元与其他类型的杂交模型相比，精度高且能较好地避免矩阵求逆运算，具有较好的实用性。
The property of symmetry can also be used to save a part of the computational effort required for matrix inversion or for a solution of equations.
对称的特性也可用来节省矩阵求逆中或求解方程中所需要的一部分计算量。
We update sensitivities matrix by the quasi-Newton method after the first inversion.
在第一次反演之后，采用拟牛顿法更新灵敏度矩阵。
In this paper, by using the inversion formulas of matrix, the second solution formulas is directly derived from the first one.
本文应用矩阵反演公式，直接从第一种解法导出第二种解法的公式。
According to the needs of space attitude measurement, the concept of inversion matrix is put forward and measuring method of space attitude is researched.
根据空间姿态测量的需要，提出了反转矩阵的概念，研究了物体空间姿态的测量方法。
The hardware implementation of arbitrary dimension matrix inversion would have more widely application prospect in digital signal processing field.
任意维矩阵求逆的硬件实现在数字信号处理领域将具有广泛的应用前景。
In seismic inversion, the inverse matrix is mostly huge singular, the ordinary methods cannot be directly used to solve the equation, and the SVD technique must be used.
在地震波阻抗反演中，其反演矩阵多为接近奇异的大型矩阵，不能用一般方法直接求解，而要用奇异值分解(SVD)方法解方程。
The Hybrid Inverse numerical method is a two-step numerical method, comprising of direct matrix inversion and quadratic programming.
混合逆数值算法是一种两步算法，包含直接矩阵反演求逆和二次规划两个步骤。
The method requires less computation time and smaller memory than the direct computation of volume integral equations, since the large scale matrix inversion may be avoided.
由于不必进行直接的大型矩阵求逆运算，因而与体积分方程的直接解法相比，所需的机时更少，并减少了对内存的要求。
Compared with the entire frequency equalizer, this algorithm has better performance because it avoid the large matrix inversion.
与整体频域均衡算法比较，可以在避免求大型矩阵逆的复杂算法上获得更好的性能优势。
The linearly constrained minimum variance (LCMV) algorithm based on the power inversion array and its iterative formula are deduced in the paper, which avoids the complexities of matrix inversion.
详细推导了基于功率倒置阵列的线性约束最小方差（LCMV）算法及其递推公式，避免了矩阵求逆的复杂运算。
Four interesting formulas for the block matrix inversion are derived from equivalent transformations of multi-port network parameters in this paper.
在对多端口网络参数的等效变换中，得到了几个有趣的分块矩阵求逆公式。
Secondly, the inversion matrix equation of the particle size distribution is obtained from the discrete characteristics of the particle distribution in both mathematical theories and experiments.
其次，根据微粒数分布离散性的特征，建立了微粒粒度分布函数的反演矩阵及其实验方法。
In this paper, an inversion and Eigenvalue problem of a matrix are studied, and a formula of matrix inversion which is much simpler than the existing methods is put out.
本文对一类特殊矩阵的逆矩阵和特征值问题进行了研究，并得出了一个求该类矩阵的逆的一个公式，用该公式求这类矩阵的逆比用现有的方法要简单的多。
We've studied that the wide-sense elementary transformation of a matrix, and illustrated its application in determinant calculation, matrix inversion and the rank of a matrix.
我们试对矩阵的广义初等变换作简要阐述并举例说明其在行列式求值、矩阵求逆及矩阵秩的有关证明等方面的应用。
ASM also provides an error correction formula deduced from matrix inversion theorem to clear up the error originated from approximate synchronous sampling.
近似同步法还提供了一个用基于系统辨识的矩阵反演定理导出的误差校正公式，它能消除近似同步采样造成的原始误差。
Some measures, such as reasonable geological model, equivalent layer and equalization of Jacobi matrix elements, are taken to achieve less parameters, stable inversion j process and definite solution.
本文采用了一些措施，如选用合理的地质模型及等效层的方法和平衡雅可比矩阵元素的方法等，力求减少反演的参数，稳定了求解过程和提高了求解的精度。
The method of inverting the circulant matrix and the expression of inversion of the circulant matrix are obtained in this paper.
本文给出了循环矩阵的求逆方法，给出了循环矩阵的逆矩阵的表达式。
The whole process of inversion includes three key steps, namely, build of projection matrix, calculation of TEC and realization of reconstruction algorithms.
反演过程涉及到三个关键环节，即系数矩阵的生成、TEC的解算以及重建算法的实现。
The assignment of values to the states is carried out by matrix inversion instead of using exhaustive search methods.
该算法不是用穷尽搜索的方法而是通过矩阵变换给状态赋值。
This paper presents a recursive parameter identification algorithm for the system. Compared with the iterative algorithm, it can avoid the matrix inversion and can be operated on-line.
本文给出这类系统的参数递推辨识算法，克服了迭代算法不能在线运行、需反复矩阵求逆的不足。
We first get an effective algorithm for generalized inversion of a matrix, i. e. OBP algorithm. The exact generalized inversion of a matrix is obtained after finite steps by using OBP algorithm.
先得到计算矩阵的广义逆的一种有效算法，即正交反向传播（OBP）算法，利用OBP 算法，经有限次迭代即可以得到矩阵广义逆的精确解。
The crucial step in doing 3d inversion for the magnetotelluric method is to find an effective way to calculate the sensitivity matrix.
实现大地电磁法快速三维反演的关键在于找到快速计算灵敏度矩阵的方案。
And during the inversion, two constrained models, flattest and smoothest model, were incorporated into the sensitivity matrix calculated by theoretical formula.
在反演过程中，根据理论公式计算迭代过程中灵敏度矩阵，并采用平坦模型和光滑模型两种约束。
This paper spreads the notion of inversion of matrix and defines the inversion of rectangular matrix, accompanied by the discussion of its properties.
推广了矩阵的逆的概念，给出了长方矩阵的逆的定义，讨论了长方矩阵的逆的几个性质，给出了求长方矩阵的一个逆的方法。
General speaking, the matrix inversion will consume a large amount of computation time, which heavily hinder the application of 3-d implicit scheme in waveform migration.
通常，这种矩阵的求逆将耗费大量计算时间，严重制约了三维隐式方法偏移在实际资料处理中的广泛应用。
The algorithm of matrix inversion with matrix exterior product arithmetic is improved, so that matrix inversion is avoided.
设计了基于矩阵外积法的一步预测均方误差阵的改进算法。
The calculation methods of diagonally dominant matrix in-situ replacement are researched, including the matrix determinant, the matrix equation unknown and the matrix inversion computation.
研究对角占优矩阵原位替换解算方法，包括矩阵行列式、矩阵方程未知数和矩阵逆阵的解算。
A new technique of matrix inversion with initial global sampling was developed to seek a global solution.
讨论了全局选择震源初始位置下的矩阵反演求取全局解的问题。
A series of generalized inversion methods and solution assessment index based on generalized inverse of matrix are proposed.
提出基于广义逆的一类反演方法和解评价指标。
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