PSO

MATLAB图形图像分割技术经典教程MATLAB Tutorial classic graphic image segmentation(MATLAB graphic image segmentation classic tutorial MATLAB Tutorial classic graphic image segmentation)

solving torsion proble by FEM

关于粗糙集与层次分析法组合预测的论文，来源中国期刊网。(on rough sets and AHP portfolio forecast papers, the source of China Journal Net.)

A simple PSNR calculator that might be handy in measuring the PSNR between two frames in a video. Typically used in measuring the distortion when videos are encoded and decoded.

DFP法，变尺度法，优化算法的一种，具有二次收敛性，若目标函数为二次正定函数，经有限步可达到极小点(DFP method, variable metric method, an algorithm with quadratic convergence, if the objective function is quadratic positive definite function can be achieved by the finite step minima)

主成分回归，可以提出自变量的影响。用MATLAB编写，运行通过。(Principal component regression, we can make the impact of independent variables. Using MATLAB, run through.)

calculates BER of BPSK on OFDM

相关分析过程的matlab方法，采用累计贡献率的方法，混沌的判断指标Lyapunov指数计算。( Correlation analysis process matlab method, The method of cumulative contribution rate Chaos indicator for Lyapunov index calculation.)

基于混沌扰动算法来解决pso算法早熟问题，并用二者结合来训练灰色预测模型参数(Perturbation algorithm based on chaotic algorithms to solve the pso early-maturing issues, and to use a combination of both to train the gray prediction model parameters)

HDB3码的MATLAB仿真，可绘出HDB3的波形和功率谱密度。(MATLAB simulation of the HDB3 code, you can draw the the HDB3 waveform and power spectral density.)