digital-signal-processing

program of LDPC code

用matlab绘制面积图的例子程序，还不错哦。(draw area plot using matlab)

Matlab中两组数的曲线拟合，一般采用多项式拟合(curve fitting using a couple of datas)

cfd-UPWIND for solving Wave equation UPWIND Method is an Upstream of the first order

carno table /Boolean circute

8 queens on the chess board with matlab

喷泉码的编码算法，基于混沌理论，采用鲁棒孤子分布(Fountain Codes Encoding Algorithm )

輸入點位於WGS84之大地經、緯度，可於命令窗顯示此點之卯酉圈曲率半徑N、子午圈曲率半徑M及平均曲率半徑R及此點之空間直角坐標X、Y及Z。(Input point is located in the WGS84 geodetic latitude and longitude can be displayed in the command window of the prime vertical radius of curvature point N, M meridian radius of curvature and the average radius of curvature R and the point of the space rectangular coordinates X, Y and Z.)

基于MATLAB的处理图像的颜色灰度归一化的部分代码，需要的同志请下载。(MATLAB-based image processing color gray normalized part of the code, comrades need to download.)

模糊PID控制，改进了Pid控制的缺点，结合模糊控制理论，具有更好的控制效果(Fuzzy PID control, and improve the shortcomings of a Pid Control)