Exercise6

说明：  这也是一个对初学者有用的MATLAB源码，希望对你有用！( This is also one to the beginner useful MATLAB sound code, hoped that is useful to you! )

语音识别信号，可以采集，分析语音信号，显示频谱和时间谱(Speech recognition signal that can collect, analyze speech signal, spectrum and time spectrum display)

2d logistic regression demo

利用matlab自动绘制某气象站风玫瑰图，并将静风频率和16方位风向频率标在图上(use matlab to plot wind rose)

try this for pq improvmnett

matlab实现的hillbert和fft滤波器。适合初学数字信号处理的人学习。(Matlab and achieve hillbert fft filter. Suitable for beginner digital signal processing to emulate.)

数字图象处理课题：图象的分解重构。运行于MATLAB环境下(digital image processing tasks : image reconstruction of decomposition. Operating in the MATLAB environment)

多功能读入MATLAB的函数，可定义其参数(A signal object contains signal data, that is a collection of real or complex valued samples. A signal can be one or multi-dimensional. The number of dimensions is the number of axes that are needed to describe the the data.)

永磁同步电机 三相电机矢量控制 (permang magnet motor)

This is a simple function which caculates the spherical harmonic.The archive includes four M files ,and the file Comx_Sph.m is the main function.Given the degree l ,the index m and the variable x ,you can get the value of spherical harmonic.For more details ,you may read the programs.