pca

说明：  一种基于JAKE模型的改进的瑞利衰落信道仿真(A model of the Rayleigh fading channel simulation)

说明：  这是一个信赖域方法的程序，简单实用，对初学者非常有用。(This is a trust region method procedures, simple, practical, very useful for beginners. )

本代码实现的是基于主成分分析的特征脸。运行环境为Matlab。(The code is based on principal component analysis feature face. Operating environment for Matlab.)

直接序列扩频代码，完成直接序列扩频的扩展功能(Direct sequence spread spectrum code to complete the extended functionality of direct sequence spread spectrum)

高阶盲均衡的MATLAB实现并绘出效果图(the implement of high-order blind equalization and its example)

利用两段信号的相对差，对非整周期采用信号的频谱进行幅值和相位的校正。(The amplitude and phase of the signal spectrum are corrected by using the relative difference of the two segment signals.)

基于分形理论的遥感影像尺度转换，运行在matlab环境下(RS Scale Change)

display any single-band or triple-band image, by normalizing each band it so that the darkest pixel is black and the brightest is white

简单的奥村模型,其中程序描述了波束宽度与波达方向及阵元数的关系，以及最优权的傅里叶变换(OkumuraHata model,Array element spacing relations with wavelength,Beam width and doa and the number of array element relationship)

说明：  能够实现三相离散电压电流的瞬时有功、无功功率计算以及绘制。(It can realize instantaneous active and reactive power calculation and drawing of three-phase discrete voltage and current.)