position_update

关于弹簧连接耦合摆的计算模拟。求出系统的两个简正模和一般振动解。并做出摆的位移曲线，分析振幅调制现象。(Connect coupling on spring pendulum simulation. Obtained system of two normal vibration mode and the general solution. And make a pendulum displacement curve, analysis of the phenomenon of amplitude modulation.)

vfp 6.0 帮助文件(中文版)很实用(Probe 6.0 help files (English version) is very practical)

用声卡采集的模拟信号作为输入,然后fft变换,并且图形化的显示出来(sound card collection with the analog signal input, and then fft transform, and the graphics displayed)

Silicon channel semivector : Applies the semivector modesolver to compute the TE mode of a sub-micron silicon waveguide. Comparison with the full-vector solution demonstrates some of the inaccuracy of the semivector approximation.

单自由度系统对初始条件和简谐激励相应 由单自由度的运动方程和初始条件得到二阶非齐次常微分方程，它的解有对应的齐次方程的通解和非齐次方程的特接构成。(Single degree of freedom system to initial conditions and the corresponding harmonic excitation Special general solution of the equations of motion and initial conditions by a single degree of freedom to get the second order non-homogeneous ordinary differential equations, its solution has a corresponding homogeneous equation and non-homogeneous equation then constituted.)

2013年“高社杯”数学建模b题，对于纵向切割的图片复原。 使用方法：打开matlab，调整工作目录为解压后的文件夹，在matlab工作框中输入Problem1即可(2013 " High Society Cup" Mathematical modeling b title picture for longitudinal cutting recovery. How to use: open matlab, adjust working directory is unpacked folder work in matlab can enter Problem1)

matlab特殊的图形绘制，包含了各类的绘制代码，可以直接调用(matlab special graphics rendering, includes various types of drawing code, you can directly call the)

说明：  数据挖掘中的c4.5算法 给予决策树(Data Mining in the given decision tree algorithm c4.5)

应用matlab语言实现小波分析的检测分析信号的奇异点 db小波分解 重构 (matlab wavelets)

说明：  一本关于蚁群算法的书籍,可以帮助初学蚁群算法的人提供思路(book on the ant colony algorithm)