pkfnd

说明：  一个很好的模拟退火反演算法程序，例子是地球物理重力反演(A good simulated annealing inversion procedure, example is the geophysical inversion of gravity)

MATLAB 主要函数指令表，为初学者提供参考。(The main function of MATLAB instruction sheet, provide a reference for beginners.)

亲测，很好用的hash function(Pro-test, a good hash function used)

Matlab6.5辅助小波分析，基于simulink的小波分析书籍(Matalab 6.5 Auxiliary wavelet analysis, based on the wavelet analysis Simulink books)

在一段文字中嵌入4bit水印，方法是基于系数类嵌入的，经过打印扫描攻击后能正确提取水印(4bit watermark embedded in a piece of text, the method is based on the coefficient of class embedded, after the print scan attack correctly extract the watermark)

monto carlo optimization code

An example of an Extended Kalman Filter applied at a mechanical system.

说明：  BP神经网格预测，可用与各种波形的预测 比如经济的、机械振动信号等(ANN—BP wave forcast)

hi this code image processing

denoising method. My friend give this to me. I hope it will be helpful to others.