1) Householder-Norm transformation
Householder-Norm变换
2) Householder transformation
Householder变换
1.
Via Householder transformation the parameters of the model are identified.
简要介绍了打浆工艺过程,采用线性软测量模型回归分析法建立打浆度数学模型,利用Householder变换法进行模型参数的辨识,并阐述了模型参数的在线校正方法。
2.
The matrix of inconsistent equation group of the algorithm was orthogonalized and triangulated by Householder transformation,and the Zernike coefficients were given directly.
介绍了人眼波前像差的概念以及用Zernike多项式表示的人眼波像差函数,采用Householder变换对矛盾方程的广义增广矩阵进行正交三角化,导出求解拟合系数的算法。
3.
According to the system model,parameter identification method of adaptive least square based on Householder transformation is adopted.
辨识算法上,采用了基于Householder变换的自适应最小二乘法,其具有抗方程病态性好、稳定性好、估计精度高、计算量小、跟踪性好等优点。
3) householder transform
householder变换
1.
A method that householder transform of quasi-zernike polynomial was introduced,which avoids calculation error due to bring ill-conditioned polynomial without constructing normal equation in the traditional least square method and Gram-Schmid orthogonal method.
针对采用准zernike多项式拟和法求主动光学校正力的过程中,因为准zernike多项式的不正交性造成求解误差大、求解不稳定的问题,提出了对准zernike多项式进行householder变换的方法。
2.
In the process of decomposing the input matrix by the Householder transformation by using of an effect factor between the input vector and the output vector, the selection of row vectors in the input matrix is processed, as well as the structure identification of system is presented, which overcomes .
在对输入矩阵 P进行 Householder变换过程中 ,提出利用输入向量对输出向量的影响因子进行 P阵的列选择 ,同时完成模型辨识 ,有效地克服了 Volterra泛函级数辨识中维数灾难问题。
4) Householder alternate matrix
Householder变换阵
1.
This paper disucsses the linear static and dynamic model s parameter identification,using Householder alternate matrix to solve ill conditioned matrix equation.
讨论应用Householder变换阵求解病态矩阵方程的线性静、动态模型参数辩识法 ,并给出了辨阶方法以及计算机仿真结
5) House holder transform
Householder变换法
1.
In the paper, the House holder transform is applied to calculate the Pu isotopic homogeneous, and the track method is adopted to calculate speed of ball milling.
本文采用Householder变换法对MOX燃料混料过程中Pu同位素均一化问题进行优化计算 ,并用轨迹求解法对球磨中的转速问题进行了初步探
6) Householder transformations
Householder变换
1.
An alternative implementation is outlined here in which orthogonalization by Householder transformations replaces the Gram-Schmidt process.
本文给出了算法的另一种执行方法,应用Householder变换来进行正交化。
补充资料：Radon变换和逆Radon变换
Radon变换和逆Radon变换
X线物理学术语。CT重建图像成像的主要理论依据之一。1917年澳大利亚数学家Radon首先论证了通过物体某一平面的投影重建物体该平面两维空间分布的公式。他的公式要求获得沿该平面所有可能的直线的全部投影(无限集合)。所获得的投影集称为Radon变换。由Radon变换进行重建图像的操作则称为逆Radon变换。Radon变换和逆Radon变换对CT成像的意义在于，它从数学原理上证实了通过物体某一断层层面“沿直线衰减分布的投影”重建该层面单位体积，即体素的线性衰减系数两维空间分布的可能性。
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