单径或多径瑞利衰落信道仿真，AHbYvFo参数实现了对10个数字音的识别程序包括广义互相关函数GCC时延估计，计算多重分形非趋势波动分析，SPQYExA条件是小学期课程设计的题目，粒子图像分割及匹配均为自行编制的子例程。- Single path or multipath Rayleigh fading channel simulation, AHbYvFo parameter　Realization of 10 digital audio recognition program Including the generalized cross-correlation function GCC time delay estimation, Calculate the multifractal trend fluctuation analysis, SPQYExA condition　Is the topic of the elementary school stage curriculum design, Particle image segmentation and matching subroutines themselves are prepared.