matlab_chazhinihe

实现得到一个简单函数的最优解 利于在其基础上进入深入 学习(To get a simple function to achieve the optimal solution to facilitate their access to in-depth study on the basis of)

（1）员工各种信息的输入,包括员工的基本信息、学历信息、婚姻状况信息和职称等； （2）员工各种信息的修改； （3）对于转出、辞职、辞退、退休员工信息的删除； （4）按照一定的条件,查询,统计符合条件的员工信息； （5）至少应该包括每个员工详细信息的查询，按婚姻状况查询、学历查询、工作岗位查询等； （6）至少应该包括按学历、婚姻状况、岗位、参加工作时间等统计各自的员工信息； （7）对查询,统计的结果打印输出。 ((1) the importation of all kinds of information employees, including employees of the basic information, education information, marital status and title information, etc. (2) the staff changes all kinds of information (3) for the transfer, resignation, dismissal, retirement of employee information deleted (4) in accordance with certain conditions, query, statistics eligible employees (5) at least every employee should include details of inquiries, according to marital status inquiries, academic information, job inquiries, etc. (6) should include at least according to their academic qualifications, marital status, status, statistics, etc. to participate in the working hours of their employees (7) of the query, the results of statistical printout.)

能够实现几种经典的分类算法（ID3，C4.5等）(It can inmplement several classic classification algrorithm(ID3，C4.5,etc.))

说明：  文章对OFDM技术作了介绍，主要涉及OFDM技术的基本原理，信道估计，同步技术等。(Articles on OFDM technology are introduced, mainly related to the basic principle of OFDM, channel estimation, synchronization technology.)

openExcel :用Matlab打开启动Excel服务器，并返回Excel活动页的句柄H jitt : 利用传入的周期向量，计算频率抖动 norma : 把计算得到的向量平均采样为30个点 interest ： 复利计算方法 myvad : 通常vad算法只能得到汉语普通话一声、二声和四声的语音，对于三声，中间因为有嘎裂，就是突然基频变得很低并且不规则，vad算法把一个音节往往切分为两个音节，myvad解决普通话三声的问题 (Open Excel sever by Matlab, and returen a handle of Excel active sheet)

marginal hilbert spectrum can be used for reconstruction of the original signal from decomposed signals by eliminating the unwanted noises.

2,1,7卷积吗 ，实现vitebi译码(2.1.7Convolutional Codes and Viterbi decoding)

利用龙格库塔法解布洛赫方程 有较为详细的注释 简单易懂(Solving Bloch Equation by Runge-Kutta Method)

一个matlabGUI程序，可以读取mat文件，并且对其中的信号叠加指定载波比的白噪声，并且绘图比较分析(A matlabGUI procedures, which can be read by mat paper, and one of the designated carrier signal superimposed over the white noise, and a comparative analysis of graphics)

异常检测,用于检测局部异常值，具体内容见kse_test(Anomaly detection for detecting local outliers, for details see kse_test)