GF4_FFT

LMS算法去除加噪声音乐程序，效果比较好，有图为证。(LMS algorithm to remove noise adding music program, the effect is better, has a license to the graph. )

这是一个PCM的编码调制方案的仿真程序。其中包含了对信号的量化。(This is a PCM coding modulation scheme of the simulation program. Which contains the signals quantified.)

标准粒子群算法，改进粒子群算法，希望大家能用上(Standard particle swarm optimization, improved particle swarm algorithm, hope everyone can be on the)

通信原理中均匀量化用matlab的实现方法，编码译码源程序(Communication theory in the uniform implementation of quantitative methods with matlab, coding, source coding)

这个主要是我所做的一段matlab代码，主要实现剖面上的数据在平面上求解的过程(this I was doing a Matlab code, main profile in the data plane for the course)

Autocorrelation Function - Matlab - Useful Econometrics Tool

说明：  四阶Runge-kuta求解算法matlab代码 含一篇文献介绍(Fourth-order algorithm lunge-kuta)

Modelo de dos rayos de Andrea Goldsmith (figura 2.5, según expresión 2.12) f = 0.9 frecuencia en GHz landa = 0.3/f en m R = -1 coeficiente de reflexión en tierra ht = 10 altura del transmisor en m hr = 2 altura del receptor en m Gt = 1 Gr = 1 Pt = 1 d=10:.1:100000 phase_diff = 4*pi*ht*hr./(landa*d) aproximación Pr = Pt*((landa/(4*pi))^2)*((abs((sqrt(Gt)./d) + (R*sqrt(Gr).*(exp(-sqrt(-1)*phase_diff)))./d)).^2) Pr = Pt*((landa/(4*pi))^2)*(1./d).*((abs((sqrt(Gt)) + (R*sqrt(Gr).*(exp(-sqrt(-1)*phase_diff))))).^2) figure(1), clf, plot((d),10*log10(Pr/max(abs(Pr)))) grid xlabel( log_1_0(d) ) ylabel( Potencia recibida (dBm) )

Matlab图形图像函数MATLAB 高级应用——图形及影像处理(Matlab function MATLAB Graphics Advanced Application- Graphics and Image Processing)

双馈发电机的风力发电系统的谐波电流检测的方法-根据瞬时无功功率理论的ip-iq法(Doubly-fed generator of wind power system harmonic current detection method- based on instantaneous reactive power theory, ip-iq method)