实现了对10个数字音的识别程序有借鉴意义哦，用于特征降维，特征融合，相关分析等,GPS和INS组合导航程序，非归零型差分相位调制信号建模与仿真分析 。- Realization of 10 digital audio recognition program There are reference Oh, For feature reduction, feature fusion, correlation analysis, GPS and INS navigation program, NRZ type differential phase modulation signal modeling and simulation analysis.