PF

三次样条插值函数的三弯矩法，精度较高，值得一看(Cubic spline interpolation function of the three moment method, high accuracy, see)

通信原理常见信号 包括集中常用的nrz rz NRZ_D Manchester 等线路码型，还有其功率谱密度。(signals of the communication course,it s good to use.)

Matlab入门级图像处理程序：利用巴特沃斯（Butterworth）低通滤波器对受噪声干扰的图像进行平滑处理(Matlab entry-level image processing procedures : use Butterworth (Butterworth) low-pass filter to noise interference by the image smoothing)

face recognized with Matlab

说明：  optimal DG placement using PSO algorithm with objective function optimal voltage profile and reliability index.

该文件内含有程序和详细的程序解读，从不同的角度完成统一任务：卷积编码(The document contains the procedures and detailed procedures for reading from a different point of view the fulfillment of the tasks: convolutional coding)

说明：  matlab实现最优化选择的一个算法，大家可以下下来参考，我也是从别处down的，谢谢原作者(matlab optimize the choice of an algorithm, we can refer to the next down, I am also down elsewhere, thank you, original author)

说明：  kpca的matlab源码，只要有人脸库就可用！(kpca of matlab source, as long as people face database can be used!)

About sift algorithm

产生线性调频信号和脉冲压缩系数，外加正交解调(Generate a chirp signal and pulse compression factor, plus a quadrature demodulator)