youyuandianlilvboqi

Following code converts given video (in.avi) to QVGA (320x240) resolution video (out.avi). This example shows how to use video related functions in MATLAB.

矩阵实例，有题目和相应的代码及仿真图像，方便初学者轻松认识matlab编程思想(Matrix instance, there are topics and the corresponding code and simulation images to facilitate easy understanding of matlab programming ideas for beginners)

此代码为本人在做灰色关联度分析时所用的matlab代码，所用实验数据也在，可以直接运行，希望能对其他学习灰色关联度分析的人员有用。(This code is I do gray correlation analysis used matlab code, the experimental data are used, can be run directly, hoping to be useful for other learning gray correlation analysis of staff.)

matlab实例 很多是例子适用于新手练习和调试程序。(matlab examples of many examples of practice applicable to novice and debug procedures.)

本文介绍了数字信号处理中各种算法基本原理，包括Z 变换、DFT 变换及其快速 算法FFT 等信号变换算法和包括IIR 与FIR 数字滤波器的设计与实现，详细论述了利用 MATLAB 软件对信号变换和设计数字滤波器的原理﹑ 步骤和实现方法，并给出了基于 MATLAB 的模拟与仿真。文章最后给出了实验结果，并就其结果做了进一步的解释和说明。 关键词：Z 变换，离散傅立叶变换DFT，数字滤波器，系统结构仿真 (This article describes a variety of digital signal processing algorithms in the basic principles, including the Z transform, DFT transform and its fast algorithm FFT and other signal transform algorithm and including IIR and FIR digital filter design and implementation, discussed in detail by using MATLAB software, the signal transformation The principle and design of digital filters ﹑ steps and implementations, and gives MATLAB-based simulation and emulation. Article Finally, the experimental results and the results made on the further explanation and clarification. Key words: Z transform, discrete Fourier transform DFT, digital filter, system architecture simulation)

说明：  美国著名教授agrawal写的非线性光学原理及应用，是一本很好的学习非线性光学的书籍，里面包含了中文和英文版本(Written by American professors agrawal nonlinear optics and applications, is a good learning books on nonlinear optics, which includes the Chinese and English version)

说明：  实现声音时域分析，达到对声音信号短时能量的图形描绘分析(Time domain analysis to achieve the sound, the sound signal to the graphic description of short-term energy)

mse and zeroforcing equlization equlization implement

带中文注释的主成份分析 PCA源代码在matlab的实现 (Annotated with the Chinese to achieve pca algorithm matlab)

扩展卡尔曼滤波器matlab源程序代码，main 是主函数! 运行即可。p184是一个示意图! 另外两个文件是滤波模型。(kalman filter)