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采用MFSK调制的快速跳频通信系统，分析了各个阶段的频谱图(Using MFSK modulation of fast frequency hopping)

non return to zero NRZ, manchester codes

根据手机号码判断城市，需要手机号码7字段对应城市的信息。(According to cell phone number to determine the city, needed a mobile phone number 7 corresponds to the city' s information field.)

matlab的bp神经网络源程序，和数据库相连接。(matlab source of bp neural network, and databases connected.)

Decision region vector For the decision region Number of bins for the data Percentage of incorrectly assigned samples at a nod Unknown command option This function recieves a parameter vector and returns it s components The parameter vector is completely numeric. This is much simpler Percentage of incorrectly assigned samples at a node

运用hough变换进行圆检测，能够检测圆形物体。 (Hough circle detection for use)

自动生成实体类（很好用的代码）非常经典的学习代码，我的珍藏(Automatic generation of entity classes (good with the code) is very classical learning the code, my treasure)

matlab源程序，用于计算数值微分，里面有很多的有关数值微分的matlab程序。(matlab source code used to calculate the numerical differentiation, which have a lot of the numerical differentiation of the matlab program.)

圆阵DOA估计，适合于初学圆阵的人，简单易用。(Circular array DOA estimation)

说明：  用于计算高频下的金属介电常数，主用侧重应用于有限元分析仿真中金属材料的物理属性。(The metal used to calculate the high frequency dielectric constant, the main emphasis used with finite element analysis simulation of the physical properties of metal materials.)