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说明：  安卓系统条码扫描比对系统定制开发，待数据库(Android Barcode Scanning and Comparing System)

说明：  recyclerview有多种样式 布局在同一个页面上的解决方案，可配置，方便移植(Recyclerview has a solution of multiple styles layout on the same page, which is configurable and convenient for migration)

X站（B）的核心代码库 ， 懂的快来， 说不定会取消，因为是最全的一份比较大，分3个压缩，解压放到go-common-master下面(The core code base of station X (B) may be cancelled if you understand it quickly, because it is the most complete one, which is compressed in three parts and decompressed under go-common-master.)

说明：  可以修改各类机顶盒update.zip刷机包，解包后修改必须要用到的签名工具(You can modify all kinds of set top boxes update.zip Brush package, after unpacking must be used to modify the signature tool)

说明：  Activity通知Fragment采用观察者模式，fragment之间通讯另建Function接口(Activity notifies fragment to adopt observer mode, and a function interface is established for communication between fragments)

一个基于android material design设计规范的activity lib,作为其它activity的基类来使用。(An activity lib based on the android material design specification is used as a base class for other activities.)

阿里巴巴Android开发手册，想要学习大公司的开发习惯可以学习下(Alibaba Android development manual, want to learn the development habits of large companies can learn)

空间平滑DOA算法，MUSIC估计，阵列信号处理MATLAB代码,music算法，含有均匀圆阵、均匀线阵、均匀平面阵的代码；doa估计，来预测波达方向，信号的相关参数(Spatial smoothing DOA algorithm, MUSIC estimation)

说明：  用于OFDM注水功率分配，以及MIMO-ofdm算法等(Water injection power allocation for OFDM)

说明：  在opencv上实现了sfm功能，欢迎大家参考和使用(Implementation of SFM function in opencv)