基于分段非线性权重值的Pso算法，复化三点Gauss-lengend公式求pi，实现了对10个数字音的识别程序粒子图像分割及匹配均为自行编制的子例程，有小波分析的盲信号处理，旋转机械二维全息谱计算，MIMO OFDM matlab仿真,基于kaiser窗的双谱线插值FFT谐波分析。- Based on piecewise nonlinear weight value Pso algorithm, Complex of three-point Gauss-lengend the Formula pi, Realization of 10 digital audio recognition program Particle image segmentation and matching subroutines themselves are prepared, There Wavelet Analysis Blind Signal Processing, Rotating machinery 2-d holographic spectrum calculation, MIMO OFDM matlab simulation, Dual-line interpolation FFT harmonic analysis kaiser windows.