中文说明：基于分段非线性权重值的Pso算法，可以得到很精确的幅值、频率、相位估计，在matlab环境中自动识别连通区域的大小,包含优化类的几个简单示例程序，通过虚拟阵元进行DOA估计，仿真效果非常好。
English Description：
Based on PSO algorithm of piecewise nonlinear weight values can be obtained very accurate amplitude, frequency and phase estimation, in the MATLAB environment, automatic identification connected region size, including optimization of several simple example program, through virtual array DOA estimation and simulation effect is very good.