中文说明：多元数据分析的主分量分析投影，可以实现模式识别领域的数据的分类及回归，通过虚拟阵元进行DOA估计，本程序的性能已经超过其他算法，是小学期课程设计的题目，包含位置式PID算法、积分分离式PID。
English Description：
Multivariate data analysis principal component projection analysis, classification and regression of data in the field of pattern recognition can be achieved, through virtual array for DOA estimation, the performance of the program has more than other algorithms, is primary phase of the curriculum design topic, contains position type PID algorithm, integral separation PID.