for_pdn2

对图像的去噪处理，包括了加权梯度领域去噪、高斯模板去噪和两种方法的结合(Denoising of images, including the weighted gradient field denoising, Gaussian model for denoising and the combination of two methods)

说明：  按照TE/TM模，研究一维光子晶体输出特性(In accordance with the TE/TM mode to study the one-dimensional photonic crystal output characteristics)

包括DS-CDMA 的衰落信道函数，多径衰落信道以及快衰落信道函数。(Including DS-CDMA in fading channel function, multi-path fading channel and fast fading channel function.)

多种图像边缘检测与分割处理matlab源码(image edge detection and splitting processes, in Matlab)

产生模拟的GPS信号，可以研究与GPS信号相关的算法(Generating an analog GPS signals, the GPS signals can study related algorithms)

完成一维信号小波去噪，并比较不同阈值的去噪效果(Complete one dimensional signal wavelet de-noising)

本程序详细描述了电磁波在水下传输的衰减模型，随着频率的增加，信号衰减愈加明显。(This procedure describes in detail the electromagnetic wave transmission attenuation model of underwater, with the increase of frequency, signal attenuation are becoming ever more obvious.)

说明：  使用matlab进行图象处理的经典命令.(picture command)

本matlab程序用共轭梯度法来求解多元模型的最小值（给出最小值和精度情况）(The matlab program conjugate gradient method to solve the minimum multivariate model (given the minimum and the accuracy of the situation))

电压源型高压直流输电模型仿真 两电平 双端电源稳态输电模型 (Simulation of voltage source HVDC model Two level two terminal power supply steady-state transmission model)