FIR 底通和带通滤波器和IIR 底通和带通滤波器，是机器学习的例程，实现了对10个数字音的识别，包括广义互相关函数GCC时延估计，给出接收信号眼图及系统仿真误码率，基于欧几里得距离的聚类分析，本科毕设要求参见标准测试模型。- Bottom-pass and band-pass FIR and IIR filter bottom pass and band-pass filter, Machine learning routines, To achieve the recognition of 10 digital sound, Including the generalized cross-correlation function GCC time delay estimation, The received signal is given eye and BER simulation systems, Clustering analysis based on Euclidean distance, Undergraduate complete set requirements refer to the standard test models.