frequency_hopping

说明：  基于MATLAB三相异步电动机调压调速系统设计(Design pressure and speed regulating system of three-phase asynchronous motor based on MATLAB)

包括大地坐标与三维直角坐标系的互相转换两个程序(Including the transform of the geodetic coordinates and three-dimensional Cartesian coordinates )

求高斯混合模型的EM算法，matlab程序。(Seeking EM algorithm for Gaussian mixture model, matlab program.)

说明：  高进制调制中，Gray码映射之后，收端进行的软解映射程序。解映射之后的软信息，可直接用于译码(High-band modulation, Gray code mapping, the collection side of the soft solution mapping procedure. Mapping solution after the soft information, can be directly used for decoding)

图像扫描的zigzag程序,可用于图像处理的水印程序，图像压缩等等(zigzag )

Probability of error based on pulse collision probability

对单摆的非线性方程用ode45求解，比较和线性化方程的误差(solve simple pendulum，nonlinear equation linearization)

real time control with matlab

说明：  九节点的潮流计算matlab程序，可以用来进行电力系统的潮流计算。(power system flow calculation)

遗传 算法 ，基于matlab实现，通过选择、交叉、变异，经过多次的迭代从而找到最优个体(Genetic algorithm, based on matlab implementation, through selection, crossover, mutation, after several iterations to find the best individual)