PCAexample

实现butterworth滤波器,能够输出幅频特性曲线(Realize Butterworth filter, to output the amplitude-frequency characteristic curve)

说明：  这是一个求杜芬方程解的小程序。开发环境为matlab。通过仿真曲线可以很容易的看到解的曲线。(Duffing equation for the small program. Development environment for Matlab. Through simulation curve can be very easy to see the solution curve.)

离散时间信号的傅立叶变换的各个例子的算法，很不错的，希望对大家有用(discrete-time signal Fourier Transform algorithm examples, very good, we hope to useful)

[Signals and Systems]_This algorithm reconstructs a sampled signal and shows the effects of sampling (aliasing sincs)

特征提取算法（pca),用于数据的特征提取。(feature extraction)

matlab程序经典实例之图形识别源程序matlab classic example of the pattern recognition program source code(matlab classic example of the pattern recognition program source code matlab classic example of the pattern recognition program source code)

用matlab做的qam的基本原理仿真，清晰明了，有相应结果，可作为qam调制的入门教程。(QAM matlab to do with the basic principles of simulation, clarity, have corresponding results can be used as QAM Modulation Tutorial.)

实现脊型波导的二阶，三阶，四级色散，希望对大家有用。(Second Order realization ridge waveguide, third, four dispersion, hope to be useful.)

alamouti Algorithm describe

matlab and visual c++ program method and explaination