1) angular resolver
角分解器
2) Dip decomposition
倾角分解
1.
Common reflection surface stack using dip decomposition for rugged surface topography;
复杂地表条件下倾角分解法共反射面元(CRS)叠加(英文)
3) angle decomposing
转角分解
4) triangular factorization
三角分解
1.
Then,a new fast algorithm of the minimal norm least squares solution for linear system whose coefficients is an m×n symmetric Loewner matrix with full column rank is given by forming a special block matrix and researching the triangular factorization of its inverse.
对于工程计算中常常遇到的一类线性方程组的求解,通过构造特殊分块矩阵并研究其逆矩阵的三角分解,给出了求秩为n的m×n阶对称Loewner矩阵为系数阵的线性方程组,及极小范数最小二乘解的快速算法,该算法的计算复杂度为O(mn)+O(n2),而一般方法的计算复杂度为O(mn2)+O(n3)。
2.
In order to decrease the computation amount and reduce the triangular factorization error of Hankel matrix and its inverse,a new fast algorithm is presented in terms of the symmetrical structure of Hankel matrix.
为了降低Hankel矩阵及其逆矩阵三角分解算法的计算量和减小这类算法的误差。
3.
A fast algorithm for determining the triangular factorization of a symmetric r-circulant matrix and inverse matrix using O(n~2) operations is presented.
根据r-对称循环矩阵的特殊结构给出了求这类矩阵本身及其逆矩阵三角分解的快速算法,算法的运算量均为O(n2),一般矩阵及逆矩阵三角分解的运算量均为O(n3)。
5) triangular decomposition
三角分解
1.
In order to study a new algorithm for fast triangular decomposition of Toeplitz matrix,using the displacement structure of the special matrix,the necessary and sufficient condition for a matrix decomposing into the product of the lower and upper triangular Toedplitz matrix is given.
为了研究Toeplitz型矩阵一种新的快速三角分解算法,利用特殊矩阵的位移结构,给出了矩阵可分解为下上三角Toeplitz矩阵乘积的充要条件。
2.
For the m×n Cauchy matrix C with full column rank,the explicit expression and the fast algorithm of the minimal norm least square solution to the linear system Cx=b were indirectly obtained by construction of a special block matrix and study of the triangular decomposition of its inverse.
对于秩为n的m×n阶Cauchy矩阵C,通过构造特殊分块矩阵并研究其逆矩阵的三角分解,进而间接地得到了线性方程组Cx=b的极小范数最小二乘解的显式表达式及其快速算法,所需运算量为O(mn)+O(n2),而通常构造法方程组的方法所需运算量为O(mn2)+O(n3),用正交化法虽然避免了构造法方程组,但所需的运算量更大些。
3.
Method of solving inverse matrix by position displacement, which adopts the triangular decomposition principle can help to solve large inverse matrix with computers.
此方法采用矩阵三角分解原理 ,将矩阵表达为分解上、下三角阵的乘积 ,利用上、下三角阵的求逆结果求得原矩阵的逆阵 。
6) angular spectrum decomposition
角谱分解
1.
The simulating model is based on the pit profile measured by an atom force microscope and the theory of angular spectrum decomposition.
使用基于角谱分解的衍射理论,利用原子力显微镜得到的坑形,对两种工艺光盘的调制幅度参数进行了仿真。
补充资料：磁倾角
| 磁倾角 geomagnetic inclination 地球表面任一点的地磁场总强度的矢量方向与水平面的夹角。将一个具有水平轴的可旋转磁针制做得内部质量完全均匀对称，使其在磁屏蔽空间中自然地保持水平。观测时使其水平轴与当地磁子午面垂直，这时磁针指北极N所指的方向即为地磁场总强度的矢量方向，它与水平面的夹角即为当地的磁倾角。这种磁针称为磁倾针。规定磁倾针的指北极N向下倾为正。一般结果是，北半球的磁倾角为正，南半球的磁倾角为负。将磁倾角为零的地点连结起来，此线称为磁倾赤道，与地球赤道比较接近。
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说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条