MATLAB-An-Introduction-with-Applications--4th-Edi

这个Matlab程序实现最速下降算法。最速下降法是一种最基本的算法，它在最优化方法中占有重要地位.最速下降法的优点是工作量小，存储变量较少,初始点要求不高；缺点是收敛慢，最速下降法适用于寻优过程的前期迭代或作为间插步骤，当接近极值点时，宜选用别种收敛快的算法. (Matlab implementation of this procedure steepest descent algorithm.)

伪随机序列发生及检测程序，适用于卫星通信(Pseudo-random sequence and testing procedures applicable to satellite communications)

维纳滤波进行语音信号的增强，是学习现代信号处理和语音增强的很好的学习程序。(Wiener filtering speech enhancement is a good learning process for learning modern signal processing and speech enhancement.)

说明：  转速电流双闭环电机控制仿真，转矩脉动有些大，速度还可以。 (Current double closed-loop motor speed control simulation, some large torque ripple and speed also.)

在遇到一系列线性方程的时候 构造等式约束矩阵和不等式约束矩阵解线性规划(Solving linear programming)

二维函数逼近仿真，包含误差分析，三维图显示(Two-dimensional function approximation simulation, including error analysis, three-dimensional map display)

kmeans clustering function in matlab

PFCM clustering algorithm

基于KL散度的NMF算法的实现，收敛性证明可以参考：Lee D D, Seung H S. Algorithms for Non-negative Matrix Factorization[C]// NIPS. 2000:556--562.(Implementation of NMF algorithm based on KL distance)

基于matlab的一维条形码识别程序，条码为通用的EAN一13条码 (The bar code recognition program based on MATLAB)