getCOT

该算法构造了一个列重为4的校验矩阵，并检验了是否存在周长为8的环(The algorithm constructs a series of important check matrix of 4 and test whether there was a perimeter ring of 8 )

说明：  基于小波包的带通滤波器设计程序。给出了小波变换的快速算法和重构算法，讨论了应用小波变换进行信号带通滤波的方法，并通过正交小波包对信号的分解，把频率成分复杂的信号分解到各个频带上，根据需要提取指定频率的信号，然后用小波包重构算法对信号进行重构，实现对信号的提取。(Based on wavelet packet band-pass filter design program. Given the fast algorithm of wavelet transform and reconstruction algorithms are discussed using wavelet transform signal band-pass filtering method, and through the wavelet packet to signals can be decomposed, 把 frequency components of complex signal is decomposed into various frequency bands 上, according to need to extract the specified frequency signal, and then reconstructs the signal reconstruction algorithm to achieve the extraction of the signal.)

基于经典的优化算法--模拟退火算法的旅行商问题寻优实现，该算法比较经典，可用于后续一些性能对比分析(The traveling salesman problem-- the classical optimization algorithms and simulated annealing algorithm is implemented based on the algorithm, compare the classic, can be used for the analysis of subsequent performance comparison)

说明：  对周期激振力作用下的单自由度无阻尼系统，将激励展开成傅里叶级数，观察其对方波函数的逼近情况，并计算系统的受迫振动。(For the single degree of freedom undamped system under the action of the periodic excitation force, the excitation is expanded into Fourier series, and the approximation of Fang Bo's function is observed and the forced vibration of the system is calculated.)

支持向量机的回归拟合——混凝土抗压强度预测,介绍SVM回归拟合的基本思想和原理，并以实例的形式阐述其在混凝土抗压强度预测中的应用。(Support vector machine regression- concrete compressive strength prediction, SVM regression introduce the basic ideas and principles, and examples in the form set forth in the concrete compressive strength prediction.)

Matlab programming book

《PID Controller Design》PID控制器设计的经典教程，内涵大量实例(《PID Controller Design》)

An ebook of neural network

this is a m.faile of matlab for detection work

Arithhmetic coding of a file