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模式识别课程作业，pca和kpca，以及一个人脸可。其中kpca的核函数是多项式。(Pattern Recognition course assignments, pca and kpca, and a person can face. Where the kernel function is polynomial kpca.)

说明：  matlab程序设计基础ppt 函数文件程序设计的基本结构(matlab program design based on function ppt document the basic structure of program design)

Construct a Low Density Parity Check Matrix for the three code rate of DTMB standart of TDT. The data has obtain of GB2006-20600 paper.

小波分析的一款工具箱，包括很多有用的实用小波分析工具。(A wavelet analysis toolkit, including many useful practical wavelet analysis tools.)

分别利用fisher判别法和近邻法对一组声呐数据进行模式识别，计算分类的正确率(Respectively, and the use of fisher discriminant method nearest neighbor method sonar data to a set of pattern recognition, to calculate the correct classification rate)

电话按键的程序。提示你输入电话号码，输出相应的信号波形。一次为单个号码波形和总波形。(Phone key procedures. Prompts you to enter a phone number, the corresponding output signal waveform. No time for a single wave and the total waveform.)

集合了几种用于实现功率谱密度函数的估计代码(Collection of several used to achieve the estimated power spectral density function code)

matlab微分方程具体解法，能帮助大家很好的解决matlab当中如何进行微分方程的解法(differential equations matlab specific solution can help you a good solution how to solve differential equations matlab among the)

Report and thesis on abnormal crowd detection.

2d Genetic Algorithm