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能够用matlab轻松实现id3算法，对数据挖掘起到很大帮助(Easily be able to use matlab implementation id3 algorithm, data mining has played a lot of help)

matlab编写的文本分类的程序，可以对已经分好词的文本进行分类，先自己导入数据，用libsvm中的svm进行分类和预测，特征用tfidf算法，还利用卡方检验进行了特征选择，可自行设定阈值。(matlab prepared text classification program, you can have a good word of text classification, classification and prediction using libsvm in svm, characterized by tfidf algorithm, also used the chi-square test was used for feature selection, you can set thresholds on their own.)

说明：  本代码适用于随机场中的KL正交展开，可用于描述参数的空间变异。(This code is suitable for KL orthogonal expansion in random fields and can be used to describe the spatial variation of parameters.)

此程序为最小二乘ESPRIT算法，本算法是基本ESPRIT算法的一种性能上的改进(This procedure is least squares ESPRIT algorithm, the algorithm is a basic algorithm ESPRIT performance improvements)

本matlab函数实现微分编码，可以处理通信信道中的偶发“倒相”现象，避免误码。(Matlab function of the differential encoding, communication channels can handle the occasional " down phase" phenomenon, to avoid error.)

采用传输矩阵法，用matlab编程计算的一维光子晶体的能带结构，方法简单，速度快，同时可计算透射系数(Using transfer matrix method, calculated with matlab programming one-dimensional photonic crystal band structure, the method is simple, fast, and calculate the transmission coefficient)

这是一个单相并网逆变器滑模变结构控制，采用滑模变结构控制方法对其进行稳定性控制，并实现有源阻尼控制。(This is a single-phase grid-connected inverter sliding mode variable structure control, using sliding mode variable structure control method to its stability control, and to achieve active damping control.)

说明：  将一个月中前30天的历史数据训练成神经网络，预测一个月中第31日海浪的值(The historical data of the first 30 days of a month are trained into neural network to predict the value of waves on the 31st day of a month)

this is the code to calculate magical hilbert transform of a signal.

Simulink仿真教程 大全~Simulink是十分重要的仿真实现(Simulink simulation tutorial Daquan ~ Simulink is a very important simulation implementation)