dct_watermark

运用差分进化算法实现一维线阵方向图优化，还包含了带有单纯形算法局部搜索的混合算法程序(One-dimensional linear array pattern optimization using differential evolution algorithm)

说明：  绘制两自由度非线性动力学系统刀具和工件时域图和相图(Drawing time domain and phase diagram of two degree of freedom dynamic system)

说明：  BP神经网络算法，BP(back propagation)神经网络是一种按照误差逆向传播算法训练的多层前馈神经网络，是应用最广泛的神经网络。(BP (back propagation) neural network is a kind of multilayer feedforward neural network which is trained according to the error back propagation algorithm. It is the most widely used neural network.)

this is a Matlab code for classification of Hand writed data by Neural network (Elman Network)

说明：  介绍了时域有限差分(FDTD) 法的基本原理, 推导了二维TM 模Yee 算法的FDFD 表达式, 并结合算例阐述了基于MA TLAB 编程的基本方法。(The basic p rincip le of FDTD w as introduced and the 22D TM mode FDTD arithmetic expression was derived. The p rogramm ing method based onMA TLAB w as illustrated w ith examp le.)

源代码有关MATLAB的解模糊代码。好好学习把 (MATLAB source code for the solution of the fuzzy code. Learning to make good)

matlab模糊数学工具箱，包含常见的模糊聚类，模糊预测等，期待和大家一起分享。(The matlab fuzzy toolbox, including common fuzzy clustering, fuzzy prediction, etc., looking forward to share.)

说明：  实现BP分类，利用PSO优化BP，换数据可直接运行(Realize BP classification, use PSO to optimize BP, change data to run directly)

用matlab中的m文件和Simulik实现rf的经典例子！(M using matlab in the documents and Simulik a classic example of the realization of rf!)

matlab programs used to calculate conv,autocorrelation,dft, idft,etc