fdtd3D_UPML

求解丢番图方程，数值为广义预测控制一书上的简单算例(Solving the Diophantine equation, numerical generalized predictive control of a simple example on the book)

小波包提取滚动轴承故障能量特征的matlab程序，大家只要把采集的滚动轴承振动信号数据放入程序中即可使用，希望对大家有所帮助。(Bearing Fault wavelet packet energy feature extraction matlab program, we just put a rolling bearing vibration signal collected data into the program to use, we want to help.)

electronics one labrotaruary experiment

本书以MATLAB 7为版本，由浅入深地介绍MATLAB的工作环境、基本语法、数值运算、符号运算、二维和三维图像创建与编辑、高级图形图像处理、句柄图形、图形用户操作接口（GUI）、程序设计与调试、M文件的使用、MATLAB编译器、Simulink交互式仿真集成环境的应用，以及MATLAB的外围功能和应用程序接口等内容；并通过MATLAB在高等数学、信号处理及数字通信、数字图像处理方面的应用，介绍MATLAB在实际中的应用。(Book MATLAB 7 to version, it gradually introduces the MATLAB environment, basic grammar, numerical computation, symbolic computation, two-dimensional and three-dimensional image creation and editing, advanced graphics, image processing, handle graphics, graphical user interfaces operate (GUI ), program design and debugging, M file usage, MATLAB Compiler, Simulink simulation integrated environment for interactive applications, and MATLAB peripheral functions and application programming interfaces, etc. and through MATLAB in advanced mathematics, signal processing, and digital communications, digital image processing applications, the introduction of MATLAB in practical application.)

根据自己的需求随意作出二维曲线图，只需要用鼠标在坐标系中点击即可。(Free to make a two-dimensional graph according to their own needs, just use the mouse to click in the coordinate system can be.)

此文件包含有四个基于matlab源程序,可直接运行.其说明如下 P0301：数字图像矩阵数据的显示及其傅立叶变换 P0302：二维离散余弦变换的图像压缩 P0303：采用灰度变换的方法增强图像的对比度P0304：直方图均匀化(This file contains four based on the matlab source code can be directly run. Its description is as follows P0301: digital image data display matrix and its Fourier transform P0302: Two-dimensional discrete cosine transform image compression P0303: the use of gray-scale transformation method contrast-enhanced images P0304: Histogram of homogenization)

说明：  2D的FDTD程序，有关边界的设定，物理参数的设定等，对学习FDTD很有帮助。(2D of the FDTD program, setting the boundaries, the physical parameters of the set and so helpful in learning FDTD.)

This is the matlab code for image segmentation where image segmentation is done through feature points

这是一个关于自适应滤波的程序，主要考察自适应滤波的性能。参数是变化的(This is a process of adaptive filtering, mainly on the performance of adaptive filtering. Parameter is changing)

modulation and demodulation 16-QAM