Hiding-data-in-an-image

函数逼近的源代码，matlab编写的，值得收藏，欢迎大家踊跃下载，为中国的科研事业做贡献(Function approximation of the source code, matlab prepared and worthy of collection, enthusiastically welcomed the U.S. download, in order to make China' s contribution to the cause of scientific research)

GSM simulation program

说明：  MATLAB(矩阵实验室的简称)是一种专业的计算机程序，用于工程科学的矩阵数学运 算。但在以后的几年内，它逐渐发展为一种极其灵活的计算体系，用于解决各种重要的技术 问题。MATLAB 程序执行MATLAB 语言，并提供了一个极其广泛的预定义函数库，这样 就使得技术工作变得简单高效。在解决工程技术问题方面，MATLAB 比其它任何计算机语 言（包括FORTAN 和C）都简单高效。本书将介绍MATLAB 语言，并向大家展示如何运 用它去解决经典的技术问题。(MATLAB (short for Matrix Laboratory) is a professional computer program for engineering and scientific matrix math. But in later years, it gradually developed into an extremely flexible computing system for solving important technical problems. MATLAB program implementation of the MATLAB language, and provides an extremely wide range of pre-defined function library, thus making the work easy and efficient technology. In solving engineering problems, MATLAB than any other computer language (including FORTAN and C) are simple and efficient. This book introduces the MATLAB language to show you how to use it to solve the classic technical problems.)

三维有限元静力问题分析程序，用Matlab编写，采用20节点3维单元，可绘制应力云图。(Three dimensions finite element programs)

数值补偿 数值补偿数值补偿数值补偿数值补偿数值补偿(numerical compensationnumerical compensationnumerical compensationnumerical compensationnumerical compensationnumerical compensation)

一种基于子矢量的矢量量化快速编码方法一种基于子矢量的矢量量化快速编码方法(Subvector-Based Fast Encoding Method for Vector Quantization Without Using Two Partial Variances)

Hidden-Unit Conditional Random Fields 工具箱，可以用于训练linearCRF和和L.J.P. van der Maaten, M. Welling 提出的huCRF(We provide Matlab code that implements the training and evaluation of hidden-unit CRFs, as well as code to reproduce the results of our experiments. The code implements four different training algorithms: (1) a batch learner that uses L-BFGS, (2) a stochastic gradient descent learner, (3) an online perceptron training algorithm, and (4) an online large-margin perceptron algorithm. The code can also be used to perform (conditional) herding in hidden-unit CRFs. )

This function Simulates the swing equation of a one-machine system and returns the critical clearing time for stability.

music估计doa，阵元排列方式为均匀线阵，此程序适用于应用music算法线阵搜索(music estimate doa, array element arrangement for ULA, this procedure applies to linear search algorithm applied music)

此程序主要用于处理轴承和齿轮故障，先进行傅里叶变换，然后在信号频域内做频谱自相关，通过频谱自相关，可以识别频谱中的周期性调制信息(This procedure is mainly used for processing the bearing and gear failure, Fourier transform first, and then the signal in the frequency domain spectrum autocorrelation, through spectrum autocorrelation, can identify the periodic modulation in the spectrum of information)