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电机能量回馈的simulink模型，自然制动，反接制动的模块(Simulink model of the motor regenerative natural brake, reverse braking module)

本文的处理手段是对输入的汽车图像进行预处理,运用车牌定位,字符分割，字符识别的方法提取车牌上的数字字符串,并以文本的形式输出。(This treatment method is to enter the vehicle image preprocessing, the use of license plate location, character segmentation, character recognition to extract license plate numbers on the string and output in the form of text.)

谱元法（SEM)学习程序之二，用于对各类波场的模拟计算(Spectral element method (SEM) study of two procedures for various types of wave field simulation)

无线通信中对多种基本调制方式在三种不同信道下的差错概率仿真(Wireless communication modulation of the plurality of basic channels on three different simulation error probability)

高斯列主元消去、直接分解（LU）matlab小程序(Gauss pivot column, LU decomposition matlab applet)

说明：  通带截止频率 =1000Hz，阻带截止频率 =1200Hz，采样频率fs=5000Hz，通带衰减系数 =0.3dB，阻带衰减系数 =40dB。(The digital filter are the digital signal processing important content, the digital filter may divide into IIR and the FIR two main kinds. As for the IIR digital filter design, we need the help of analog prototype filter, and then transform analog filter into digital filter. )

说明：  通信系统中的CRC校验 降低误比特率 提高通信系统的执行效率(Communication Systems CRC, reduce the bit error rate the efficiency of communication systems)

配网潮流前推回代法40节点的一个具体例子，直接运行即可。(A concrete example of the backward substitution method 40 nodes in the trend of the distribution network, and can be run directly.)

The code in matlab help user do statistical analysis of time series

GPS卫星的动态仿真模型 一共包括九个程序 体现了卫星的运动 定位过程(GPS yundong dingwei fangzhen)