In the proposed scheme,the principal eigenvector is obtained by the power method with low complexity instead of the complicated eigenvalue decomposition.
在改进的算法中,由于采用幂法获得主特征值取代了原有采用特征值分解,使复杂度大大降低。
参考来源 - 一种改进的OFDM盲信道估计算法研究·2,447,543篇论文数据,部分数据来源于NoteExpress
分别用幂法和QR法计算结构的第一和所有自振频率。
The first natural frequency and all natural frequencies areobtained by the power method and the QR method, respectively.
幂法是求矩阵最大特征值及最大特征向量的经典方法。
Power Method is the conventional way for finding the greatest eigenvalue and the greatest eigenvector of a matrix.
加速幂法收敛的原点平移法,参数P现在还没有一种固定的选取方法。
There isn't a fixed way to choose parameter P in inverse Point translation method which can accelerate the convergence in power method.
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