matlb_book

duffing 算子，检测噪声和分离噪声(duffing operator to detect noise and noise separation)

不错的粒子群算法例程，matlab语言编写，对初学者有帮助(PSO good routines, matlab language, to help beginners)

此文件为归一化LMS算法的matlab程序(normalized LMS)

根据时域信号计算三分之一倍频程下的加速度有效值及功率谱(calculate rms in 1/3 oct freq domain)

its a matlab discription of varius digitl filers both in special and frequency domain. very useful for beginners.

用Matlab实现了对一副图像骨架的提取，方法简单，易于掌握。内附实例(Using Matlab to achieve an image of the skeleton extraction method is simple, easy to master. Containing examples)

This is a simple program that uses distance tool in matlab to determine geometry feature of the face, which then can be classification or clustering , or face recognition

对受迫振动的非线性系统碰撞仿真，适合相关人员交流学习。可以针对不同刚度，频率，间隙进行调整。(Collision simulation of forced vibration of non-linear system is suitable for related personnel to communicate and learn.)

说明：  hht程序代码，小波变换，对比分量的功率谱密度函数图，找出最优小波(hht code, wavelet transform, as compared with the weight of the power spectral density function map to find the optimal wavelet)

老师给的中文版S函数编写规则，中文哦，很有用的s资料(Teachers to the Chinese version of the S function written rules, Chinese Oh, s very useful information)