Non-stationary-and-time-varying-HHT

Fonction to calculate autocorrelation for matlab version before 2010

用MATLAB模拟的机械凸轮，包括速度、加速度模拟等，相互学习(Mechanical cam with matlab)

2D FFT的源代码，图形显示变换结果，关键代码有详细注释(2D FFT source code)

学会用MATLAB编写程序； 学会一维搜索法； 精确的一维线性搜索法：0.618法； 非精确的一维线性搜索法：goldstein法；(Learn how to use MATLAB programming Society of one-dimensional search method precise linear one-dimensional search method: 0.618 law non-accurate one-dimensional linear search method: goldstein law )

基于matlab的模态分析1，可以进行采样数据的模态分析，获得振型，阻尼比，频率等(Based matlab die state analysis, modal analysis of the sampling data obtained modes, damping ratio, frequency, etc.)

Find the ksdensity plot parameters

一种针对于苹果内部缺陷的检测方法和算法，利用matlab实现其功能(One for the Apple internal defect detection method and algorithm, using matlab to achieve its function)

模式识别中的最近邻算法用matlab实现，简单易懂，并做了实验，用图像表示聚类结果。(The nearest neighbor algorithm for pattern recognition with matlab implementation, simple to understand, and do the experiment, with images that clustering results.)

说明：  CRC校验码的MATLAB实现 生成多项式【1 1 0 0 1 1】 结果正确 可以直接使用(CRCcheck.m)

有三个是谱估计的方法和一个误差分析曲面作图最后是分析对比TLS和LS的性能(Three is the spectral analysis method and an error analysis and comparison of surface mapping and finally the performance of TLS and LS)