matlab-chengxu

SIMULINK MODEL FOR FLEXIBLE D STATCOM

此为双通道的瑞利衰落信道的仿真，使用MATLAB完成。(This is the dual-channel Rayleigh fading channel simulation, the use of MATLAB to complete.)

一个标准PCA的学习实例，通过matlab可运行，希望对大家有所帮助(A standard PCA learning instance, through matlab to run, we want to help)

相片灰化和二值化 利用matlab处理相片(Photo gray and binarization matlab handle photographs)

Mathematical formula

说明：  可用于地震数据处理的工具箱，利用matlab语言编写。(The toolbox can be used for seismic data processing, which is written in MATLAB.)

Emd 数据分析包 可以绘制希尔布特边际谱 包络谱等(Emd data analysis package，It can draw envelope spectrum and Hilbert-Huang Spectrum ,etc)

binary frequency shife keying amplitude modulation

一杯沸水冷却，圆柱体模型，底面半径0.05m，高0.1m，周围温度20度，初始水温100度 方程是四维输运方程（常数a^2=k/(c*p)，k是热传导系数0.6006焦/（米*秒*度）） 初始条件：t=0时水等于100度 边界条件：1.上下壁都是自由冷却，第三类边界条件，周围温度保持在20度（H=k/h,h取1） 2.杯壁绝热，第二类边界条件 (cup of boiling water cooling cylinder model, the bottom radius of 0.05m, 0.1m high. temperature around 20 degrees, initial temperature of 100 degrees equation is four-dimensional equations (a constant ^ 2 = k/(c* p), k is the thermal conductivity coefficient of 0.6006 Coke/(m** seconds degrees)) initial conditions : t = 0 to 100 degree water boundary conditions : 1. upper and lower walls are free cooling, the third boundary conditions, maintain the temperature around 20 degrees (H = k/h, h for 1) 2. Beibi insulation, the second boundary condition)

nn codes for classification