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基于小波变换的数字音频水印算法 水印嵌入源程序 (With the rapid growth of computers, network and multimedia technologies, powerful and low cost computers allow people to easily create and copy digital products of multimedia. The Internet has made it easy to distribute the information at very low cost. However, these technologies also can be illegally copied, modified and redistributed multimedia data without regarding for intellectual property rights ownership. )

这是我自己编写的主元分析的MATLAB程序，主要包含经典多变量统计方法，运行结果不错，欢迎下载~(This is my own writing of the principal component analysis of the MATLAB program, mainly include classical multivariate statistical method, operation result is good, welcome to download ~)

初学MATLAB的一些实例 希望对大家有用(MATLAB example)

souce code for histogram in matlab

深度有向寻圈。访问当前某个顶点的后继，再访问后继的某个子顶点，若没有，返回上一层访问其他后继(Depth of the search circle. The current follow-up visit to a vertex, then visit a subsequent sub-vertex, if not, return to the level of other follow-up visit)

锁相环和锁频环在数字costas环中的应用.pdf 一篇关于costa环路的新颖设计方案，包含大量的仿真图和性能分析，对学习锁相环有很大帮助(And frequency-locked loop PLL digital costas loop in the application. Pdf a novel about the costa loop design, contains a large number of simulation map and performance analysis are very helpful for learning PLL)

IDT法模态参数识别，可识别频率，阻尼比和振型系数。(The IDT Law modal parameter identification)

Maximum Likelihood estimation for lognormal pdf

用Matlab语言实现的三维散列数据拟合(Using Matlab language realize three-dimensional hash data fitting)

Deploy Nodes定位算法的matlab仿真编码(Deploy the Nodes positioning algorithm matlab simulation code)