FFT_practise_and_analysis

基于snell定律的射线追踪，与一般算法不一样，精度比较高(Based on Snell s Law ray tracing, and the general algorithms are not the same, relatively high accuracy)

说明：  matlab入门，比较适合于初学者，有兴趣的可以参考下。(the introduction of matlab)

matlab GUI的设计，具体的文档，图文并茂，比较容易学习(Matlab GUI design, specific documents, pictures, and relatively easy to learn)

多输入多输出模型，比较详细，融合了很多的误差模型(the MIMO function model to get thebest control system design)

提供数字信号处理涉及到的所有内容，并提供相应源程序，注解详尽，非常不错！(provide digital signal processing related to all content and the corresponding source code, a detailed explanation, very good!)

ECG deflection identification

This file can help to find roots of polynomial equation in simple way using matlab

信号处理中关于多速率转换的matlab源程序。(Signal processing, multi-rate conversion on matlab source.)

MATLAB7.8鲁棒控制入门指南,这是一本基于MATLAB的鲁棒控制方面的入门书籍，希望对网友们有用(MATLAB7.8 Robust Control Getting Started Guide, which is a MATLAB-based robust control of entry books, useful for users who want to)

face detection it is used to identify the face and its systematic way