ex9_10_IQ

matlab中关于S函数用法的简单示例，帮助初学者快速理清S函数编程格式(simple example on the usage of the S function in the matlab help beginners sort out the S-function programming format)

说明：  模式识别中的k近邻算法，用matlab编写，希望对大家有所帮助(K-nearest neighbor algorithm for pattern recognition with matlab write, we want to help)

it s a ridgelet code

最大信噪比准则方向图和功率谱； ASC旁瓣相消—MSE准则； 线性约束最小方差(LCMV)准则； 不同方法估计协方差矩阵的Capon波束形成；多点约束的Capon波束形成和方向图(Pattern and the power spectrum of the maximum signal to noise ratio criteria ASC sidelobe cancellation-the MSE criteria Linearly constrained minimum variance (LCMV) criterion Different ways to estimate the covariance matrix of the Capon beamforming Multi-point constraints Capon beamforming and pattern；)

实现基于加权最小二乘法的电力系统状态估计算法，以于老师写的书里面四节点算例仿真(Implementation based on weighted least-square method of power system state estimation algorithm, with the teacher wrote the book four node example simulation)

说明：  该程序计算Kretschmann和Otto结构的反射率。(Reflectivity of Kretschmann and Otto structure.It can be determined the SPR angle)

说明：  一些matlab程序代码，在通信原理中实现一系列实验内容(Some matlab code, in communications to achieve some functional theory)

knapsack problem with sa

增量式PID控制算法：相比位置式PID控制有更好的控制精度，不累加误差，误动作影响小，不易引起积分饱和(Incremental PID control algorithm: compared to the position PID control has better control accuracy, and does not accumulate error, malfunction affect small, are unlikely to cause the windup)

matlab多种控制算法的源代码，包括时域响应的性能指标，由特征多项式构造胡尔维茨矩阵，根轨迹几何法设计串联超前控制器等(matlab variety of control algorithm source code, including the performance of the time domain response by the characteristic polynomial constructed Hurwitz matrix, root locus the geometric method designed series lead controller)