this FIR filter helps you all very much.

利用LSM算法设计一个自适应滤波器，q阶FIR滤波器。先模拟生成信号，然后加高斯白噪声，再对其进行滤波处理。-Use LSM algorithm design an adaptive filter, q-order FIR filter. Generating the first analog signal, and then adding white Gaussian noise, then it is filtered.