mathematica-course

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) )

Its valentine week..pass this to engineer girlfriend..nd she will more happy by looking into this cute valentine heart made in matlab..

it is a Gaussian Mixture Model(MATLAB version) for training and testing with some list or file. and it has references in enclosed rar file

自编边缘提取方法，能够准确的提取边缘，编写简单。(Self-edge detection method, able to accurately extract the edge, simple to prepare.)

二进制编码的遗传算法源程序，可以对此算法进行改进，编写出自己需要的程序(Binary-coded genetic algorithm source code, you can improve on this algorithm, write out the procedures they need)

quisi z_source inverters

说明：  包含图形应用篇，界面设计篇，图形处理篇，数值分析篇和很多实例(Chapter contains graphics applications, interface design articles, graphics processing articles, papers, and many examples of numerical analysis)

3GPP演进协议LTE 实现检测CLSM OLSM SISO SIxO(The 3GPP Evolution agreement LTE detection CLSM OLSM SISO SIxO)

有限差分数值模拟程序，进行地震波正演，采用的是交错网格(Finite difference numerical simulation program, conducting seismic forward modeling, USES a staggered grid)

调用factoran函数根据相关系数矩阵作因子分析(Factor analysis based on correlation coefficient matrix by calling factoran function)