中文说明：BP神经网络用于函数拟合与模式识别，包含特征值与特征向量的提取、训练样本以及最后的识别，采用偏最小二乘法，包括广义互相关函数GCC时延估计，相控阵天线的方向图（切比雪夫加权），本程序的性能已经达到较高水平。
English Description：
BP neural network for function approximation and pattern recognition, including eigenvalue and eigenvector extraction, training samples and the final recognition, using partial least squares method, including the generalized cross correlation GCC function for time delay estimation, phased array antenna directional diagram (Chebyshev weighted), the performance of the program has reached higher level.