check-the-signal-orthogonality

using wavelet in denoising ECG

对于非线性系统 如duffing和Lorenz系统，使用龙格库塔法求其系统响应，并画出相图和分岔图( For nonlinear systems such as duffing and Lorenz system, seeking its response system using Runge-Kutta method, and draw the phase diagram and bifurcation diagrams)

关于支持向量机的一种较快速的计算方法,可以提高其计算速度,SVM-demo算法.(on support vector machines a more rapid method of calculation can improve their speed, SVM-demo algorithm.)

This tutorial deals with the rootfinding, interpolation, numerical differentiation and integration and numerical solutions of the ordinary differential equations.

经济学的数值方法 配套例题以及习题答案的有关高斯法部分。(gauss seidel methods, SOR methods)

MATLAB程序实现蚁群算法，压缩包中有源码(MATLAB program realization of ant colony algorithm, compressed package in the source code)

QPSK信号在MATLAB上的仿真代码，载波频率为10HZ，信息速率为1Baud，信号经过带宽为2HZ的系统。(QPSK signal in the simulation of MATLAB code, the carrier frequency to 10HZ, the information rate of 1Baud, signal bandwidth of the system 2HZ.)

这是一种很好的画FFT谱matlab程序，里面讲解详细，一看就懂，很实用的(This is a very good picture FFT spectrum matlab, which explain in detail, a see understand, very practical )

利用LM方法的非线性最小二乘法的matlab程序(LM method is the use of a nonlinear least squares method matlab program)

说明：  希尔伯特黄变换的emd分解MATLAB程序，与大家分享，多多指教(Hilbert Huang Transform MATLAB EMD decomposition process, with everyone sharing the exhibitions)