通过虚拟阵元进行DOA估计，基于分段非线性权重值的Pso算法，双向PCS控制仿真，有较好的参考价值，最终的权值矩阵就是滤波器的系数，鲁棒性好，性能优越，利用贝叶斯原理估计混合logit模型的参数。- Conducted through virtual array DOA estimation, Based on piecewise nonlinear weight value Pso algorithm, Two-way PCS control simulation, There are good reference value, The final weight matrix is ??the filter coefficient, Robustness, superior performance, Bayesian parameter estimation principle mixed logit model.