The-second-matlab-exercise

更高阶的微分方程组的解法（内附2个解法m文件）(More high-end solution of differential equations (with two solutions m file))

说明：  使用simulink实现2ask的最佳接收，其中包含调制解调的过程和最佳接收机(Use the best receiver simulink realization 2ask, including modulation and demodulation process and the best receiver)

本程序详细描述了电磁波在水下传输的衰减模型，随着频率的增加，信号衰减愈加明显。(This procedure describes in detail the electromagnetic wave transmission attenuation model of underwater, with the increase of frequency, signal attenuation are becoming ever more obvious.)

说明：  计算电动汽车充电功率和符合预测，分时段计算，精度高(Calculation of electric vehicle charging power and coincidence prediction, time-sharing calculation, high precision)

利用MATLAB对扩频信号进行检测和参数估计，结果表明本方法具有在低信躁比下检测的优势(The use of MATLAB for spread spectrum signal detection and parameter estimation results show that this method is in the low than under the letter impatient edge detection)

To compute distance between walls of artery

图像的边缘检测，可以用多种算子来换，程序中注明的地方(Edge detection, you can use a variety of operators to exchange, where the program indicate)

换能器散射回波信号声强预测，可自拟发射和接收换能器的类型及指向性，海底散射强度，得到不同条件下的散射回波信号声强(Transducer scattering echo sound intensity forecasts can be self-transmitting and receiving transducers of the type and point to the seabed scattering intensity, obtained under different conditions of scattering echo signal sound intensity)

matlab编程指南电子版，很值钱的呦，关于matlab写程序的方法(matlab electronic programming guide, it is valuable Yo)

灰色预测GM（1，N）代码，用于数学建模，提供残差等(Gray forecast GM (1, N) code for mathematical modeling residuals)