A new method for human face image scale and direction estimation is proposed using covariance matrix eigenvalue and eigenvector of edge set, which is proved by theory and experiments.
提出了利用边缘点集的协方差矩阵的特征值与特征矢量作为人脸图像尺度与方向的粗估计方法，从理论和实验上证明了该方法的可行性。
Matrix iteration method can be employed to figure out the first eigenvalue and eigenvector of a matrix.
矩阵迭代法是求矩阵的第一阶特征值与特征向量的一种数值方法。
Power Method is the conventional way for finding the greatest eigenvalue and the greatest eigenvector of a matrix.
幂法是求矩阵最大特征值及最大特征向量的经典方法。
This paper presents a direct solution to the left eigenvector of the asymmetrical matrix under the condition that the eigenvalue and the right eigenvector are known.
本文在特征值及右特征向量均为已知的条件下，提出一种直接求解左特征向量的方法。
The relationship between the eigenvalue, eigenvector and the rank of the product of matrices AB and BA is discussed, and the factorization of the singular values of matrix a is obtained.
讨论了矩阵乘积ab与BA的特征值、特征向量及秩等的关系，并得到了矩阵的奇异值分解。
As for computing the largest eigenvalue and its eigenvector of a higher-order real symmetric matrix in the algorithm, the power method is used.
对于算法中涉及的求高阶实对称阵的最大特征值及其特征向量，采用幂法加以实现。
As for computing the largest eigenvalue and its eigenvector of a higher-order real symmetric matrix in the algorithm, the power method is used.
对于算法中涉及的求高阶实对称阵的最大特征值及其特征向量，采用幂法加以实现。
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