包括随机梯度算法，相对梯度算法，通过虚拟阵元进行DOA估计，包括AHP，因子分析，回归分析，聚类分析，Relief计算分类权重，matlab小波分析程序，BP神经网络用于函数拟合与模式识别。-Including stochastic gradient algorithm, the relative gradient algorithm, Conducted through virtual array DOA estimation, Including AHP, factor analysis, regression analysis, cluster analysis, Relief computing classification weight, matlab wavelet analysis program, BP neural network function fitting and pattern recognition.