propagation_Loss_3D_2012

Define the input signal

In sound processing, the mel-frequency cepstrum (MFC) is a representation of the short-term power spectrum of a sound, based on a linear cosine transform of a log power spectrum on a nonlinear mel scale of frequency.

Matrix multiplication for two input matrices

研究电动汽车无序充电对电网的影响。其中电动汽车的充电数据采取蒙特卡洛建模。(Electric Vehicle Charging disorder impact on the grid. Electric car charging data which take Monte Carlo modeling.)

很强大的matlab求解,供大家交流欣赏或者直接引用到论文中(matlab so good,I upload here for those who want to communicate and who carve for knowledge)

The following attachment contains codes in Matlab for digital signal processing. In the file code is for the integration of digital signals

说明：  香农第一定理指出了平均码长与信源之间的关系，同时也指出了可以通过编码使平均码长达到极限值，这是一个很重要的极限定理。(Shannon first theorem that the average yards long with the letter of the relationship between the source, it has also pointed out the code can make the average yards long reach limits, this is a very important Limit Theorem.)

Matlab 7.0 安装的详细教程(Matlab installation detailed tutorial)

matlab下的万年历（没有利用自带函数）能够正确显示用户输入的年份和月份的日历。并能够自动定位当前年份和月份(Calendar matlab under (no use of its own function) to display the correct user input month and year calendar. And the ability to automatically locate the current year and month)

基于拉普拉斯光滑算子的变换，常用于人脸识别(Smooth operator based on Laplace transform, using face recognition program)