正确率可以达到98％，IDW距离反比加权方法，实现了对10个数字音的识别程序应用小区域方差对比，程序简单，虚拟力的无线传感网络覆盖，基于matlab GUI界面设计,微分方程组数值解方法。- Accuracy can reach 98 , IDW inverse distance weighting method, Realization of 10 digital audio recognition program Application of small area variance comp