计算两个矩阵之间的欧氏距离，包括随机梯度算法，相对梯度算法，包括 MUSIC算法，ESPRIT算法 ROOT-MUSIC算法。- Calculation of the Euclidean distance between the two matrices, Including stochastic gradient algorithm, the relative gradient algorithm, Including the MUSIC algorithm, ESPRIT algorithm ROOT-MUSIC algorithm.