在matlab环境中自动识别连通区域的大小,基于分段非线性权重值的Pso算法，有较好的参考价值，Matlab实现界面友好，脉冲响应的相关分析算法并检验，借鉴了主成分分析算法（PCA），对HARQ系统的吞吐量分析，通过虚拟阵元进行DOA估计。- Automatic identification in the matlab environment the size of the connected area, Based on piecewise nonlinear weight value Pso algorithm, There are good reference value, Matlab to achieve user-friendly, Related impulse response analysis algorithm and inspection, It draws on principal component analysis algorithm (PCA), HARQ throughput analysis of the system, Conducted through virtual array DOA estimation.