手机点菜系统，包含了注册登录功能，可以连接外网，进行数据匹配等操作！-Phone ordering system, including the registration sign-on feature, you can connect outside the network, data matching and other operations!

提取语音信号的MFCC特征参数，计算三段语音的匹配情况，并计算它们的MFCC距离-MFCC feature extraction of speech signals, computing the matching of three sections of the speech, and calculate their distance MFCC

是一个单片机蓝牙开发案例，android系统4.3以上，手机支持蓝牙4.0，搜索，配对，连接，发现服务及特征值，断开连接等功能。(Is a single-chip Bluetooth development case, more than 4.3 of Android systems, mobile phones support Bluetooth 4, search, matching, connection, discovery services and feature values, di