wshang

说明：  其中有两个matalb程序，实现2fsk通信系统仿真和基2fft运算，c程序实现最短路径和文件链表。(There are two matalb procedures to achieve 2fsk communication system simulation and calculation based 2fft, c program to implement the shortest path and file list.)

puma 560 in 3d environment. the kinematics of puma560 and inverse kinematics of puma560

计算方法中，拉格朗日插值法的源代码。在最后，绘出了拉格朗日插值法的图像和原图像的比较。原创。(Calculation method, Lagrange interpolation source code. In the end, draw a comparison image and the original image Lagrange interpolation. Original.)

说明：  通过粒子群算法实现pid参数的自整定。内容涵盖matlab程序和SIMUILINK仿真。已调试。(PID parameter tuning of particle swarm optimization)

部分选主元的高斯消元法的MATLAB代码，并用该方法结合2次回代接方程组(Part of the pivoting Gaussian elimination of the MATLAB code, and combined with this method 2 times back to the pickup equations)

Parsevals Relation and Relations between the DFTs of the Periodic Even and Odd Parts of a Real Sequence

image quality measurement

to calculate psnr for images by matlab

matlab/Simulink implementation of Belbic Controller for inverted pendulum

比较matlab中ceil()、floor()、round()等的量化误差大小。并比较不同的量化位数的误差(Compare matlab in ceil (), floor (), round (), etc. quantization error size. And comparing different error of quantization bits)