SOM

计算机模式识别和机器学习的外国经典教材，但只有E文的，很适合研究计算机的人来学(a good book)

基于MATLAB对两种三角化算法的分析 基于MATLAB对两种三角化算法的分析(MATLAB based on the analysis of two kinds of triangulation algorithmsMATLAB based on the analysis of two kinds of triangulation algorithms)

基于matlab的ldpc码译码算法的仿真比较，包括BF、WBF，IWBF，IRRWBF四类算法的性能分析。(matlab based ldpc decode algorithm，comparing the performances of BF、WBF，IWBF，IRRWBF algorithm.)

可用于分析放电信号的混沌特性,并能计算出各种参数值,十分有用,本人编制的(Discharge signals can be used to analyze the chaotic characteristics, and can calculate the value of various parameters, very useful, I prepared)

用matlab产生不同的波型，对其进行FFT 功率谱，对数谱然后用IFFT进行反变换(Using matlab produce different wave type, its FFT power spectrum, the spectrum and then use the IFFT to inverse transform)

此代码配套著名教材《通信原理》（樊昌信），有利于初学者更好理解通信原理(This code supporting well-known textbook "Communication Theory" (Fan Changxin), will help beginners to better understand communication theory)

three level inverter using dc source

Integrator for second-order ODE s with very stringent error tolerances.

本程序用通过归一化的方法来实现sobe1算法，是sobel的边缘检测算法的具体实现。(The procedure used by one of the method to implement sobe1 algorithm is sobel the edge of the realization of the detection algorithms. )

this code is used to export the text(annotations) of the downloaded ECG signal from physionet.