提出了基于目标回波自相关矩阵本征值分解提取多目标特征的新方法。
A method extracting multiple target feature by the eigenvalues decomposition of target echo autocorrelation matrix is presented.
本征脸法将图像看做矩阵，计算本征值和对应的本征向量作为代数特征进行识别。
Taking image as a matrix, an eigenface algorithm USES eigenvalues and corresponding eigenvectors in recognition.
本文在位移元本征应力模式基础上引进调节参数，同时，利用矩阵H对角化方法计算杂交元应力子空间的本征应力模式，然后由此方便有效地计算特征值，从而大大提高了计算效率。
The parameters are introduced based on the natural stress modes of the displacement element, and the method of matrix H diagonalization was introduced to improve the calculation of the natural.
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