Lesson-5

说明：  采用平面波展开法计算2维光子晶体的能带图(The plane wave expansion method two-dimensional photonic crystals with map)

基于yule_walker,burg,协方差，改进协方差，最大熵方法这五种算法的matlab程序，并且是一个周期正弦信号与高斯白噪声的模型(Yule_walker, burg, covariance, improved covariance method of maximum entropy algorithm matlab these five programs, and is a periodic sinusoidal signal with Gaussian white noise model)

var模型的实现。针对var模型的算法，估计模型的参数。并对其进行检验(achieve var model. Var model for the algorithm, the estimated parameters of the model. And its test)

雷达系统仿真，能更方便的仿真杂波干扰对系统的影响，希望有所帮助(Radar system simulation, the simulation can be more convenient clutter impact on the system, I hope to help)

说明：  遗传算法的应用，方便初学者应用研究！学习中！(Application of genetic algorithms to facilitate the application of beginners! Learning!)

说明：  适合初学者关于单机动目标CA,CV,Singer模型对比追踪效果，并配有讲解(For beginners, CA, CV and Singer models for single maneuvering target are compared and explained.)

说明：  s变换的一个例子，关于一个冲击信号的s变换(An example of s transformation)

BFGS算法: 可以解决无约束的最优化问题，如求目标函数的极值等。(BFGS algorithm: can solve unconstrained optimization problems, such as seeking the extreme, such as the objective function.)

LEACH算法在MATLAB环境中的仿真，能出结果的哦(LEACH algorithm simulation in MATLAB environment, oh, what can the results)

createimage函数实现当前零水平集（演化曲线）在原图上的显示和嵌入函数u的重新初始(Createimage functions implementing the current zero level set (curve evolution in the display on the original) and inline function u initial again )