derivative_Filter

这是一个希尔伯特变换的程序包，里面共有5个程序，可用于普通的希尔伯特变换(This is a Hilbert transform of the package, a total of five procedures which can be used in ordinary Hilbert Transform)

houghtransform for circle detection in images.

DSL上行传输过程中，用户减少后重新估计信道的算法。(DSL upstream, the user re-estimate the channel reduction algorithm)

蒙特卡洛使用程序基本源代码，提供随机变量的多种分布类型，可以直接使用。(Monte Carlo procedures for the basic source code, to provide a wide range of random variable distribution type, can be used directly.)

本论文首先阐述了利用Duffing振子进行微弱信号检测的基本方法及具体实现方法，论证了根据系统相轨迹的变化来判断目标信号中是否含有周期信号的混沌振子检测方法。将Lyapunov特性指数作为一种定量的混沌判别方法应用到微弱信号混沌检测领域，分别研究了连续系统和时间序列的Lyapunov指数计算方法。(his paper first discusses how to use the Duffing oscillator are the weak signal detection, the basic method and the realization methods, proved according to the change of the phase track system to judge whether a cycle of target signal of chaotic oscillator signal detection methods. Will Lyapunov characteristics as a quantitative index of chaotic identifying method applied to a weak signal detection field chaos, respectively, the continuous system and research of time sequence Lyapunov index calculation method. )

根据图像的灰度对图像进行分割，实现目标的提取(According to the image gray level image segmentation)

本程序实现QPSK信号，通过瑞利信道后的各部分星座图(The program QPSK signal, Rayleigh channel through each part of the constellation after)

Low density parity check ....

说明：  关于Matlab的简介以及一些基本函数的用法(the introduction of Matlab and some basic functions)

基于支持向量机（SVM）回归的MATLAB演示程序(Based on support vector machine (SVM) regression of the MATLAB demo)