实现了对10个数字音的识别程序使用混沌与分形分析的例程，应用小区域方差对比，程序简单，搭建OFDM通信系统的框架，本程序的性能已经超过其他算法，多目标跟踪的粒子滤波器，IDW距离反比加权方法。- Realization of 10 digital audio recognition program Use Chaos and fractal analysis routines, Application of small area variance comparison, simple procedures, Build a framework OFDM communication system, This program has exceeded the performance of other algorithms, Multi-target tracking particle filter, IDW inverse distance weighting method.