- householder transformation
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householder变换的英文
例句与用法
- The householder transformation have some advantages of anti ill function , stability , fewer calculation amount and good trace ability . in addition , in practice application high frequency interferer and data mutation are considerd , so the data acquired derectly are pre - disposed
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，计算量小，跟踪性好等优点。 - The second part applies divide - and - conquer algorithm to calculate the eigenvalues of symmetrical matrices . the eigenvalues problem of symmetrical matrices ax = x can be transformed the eigenvalues problem of symmetric tridiagonal matrices tx = ux through householder transform . we divide t into t1 , t2 and apply symmetrical qr algorithm to compute the eigenvalues of t1 , t2
第二部分是利用分而治之算法计算对称矩阵的特征值，对称矩阵特征值问题ax = x ，通过householder变换，转化为三对角对称正定矩阵的特征值问题ty = y ，再将t分割成两个子矩阵t _ 1 ， t _ 2 ，然后利用对称qr方法分别求t _ 1 ， t _ 2的特征值 - According to the geometry of slope measurements for the subjective wavefront optometer , a wavefont reconstruction model using zernike polynomial with normalization factor is put forward . based on householder transformation and gram - schmidt orthogonalization method , two methods for working out unknown zernike coefficients are bring forward . the error propagation parameter for the wavefront reconstruction model is deduced
深入研究了带标准化因子的zernike多项式的性质;针对主观式像差仪波前斜率采样方案,提出了采用带标准化因子的zernike多项式对眼测试波前进行重建的数学模型;提出了两种求解方法,即基于householder变换求解法和基于gram - schmidt正交化求解法,用于确定重建模型中的未知模式系数;推导出了该波前重建模型对斜率测量误差的传递系数。