WGN

this book describe LSB algorithm in matlab

《数字图像处理及MATLAB实现》杨杰 MATLAB 环境下的图像变换、图像增强、图像复原、图像压缩、小波变换等等完整源代码(The digital image processing and MATLAB Yang jie MATLAB environment image transformation, image enhancement, image restoration, image compression, wavelet transform, and so on complete source code )

对整个图像进行分块，再对每块进行像素点寻找，最后合并块。(cut the picture,then find the pixels which are demanded,finally merge them back to the picture)

说明：  用于计算顺序消元解线性矩阵方程(Used to calculate the order of elimination solution of linear matrix equation)

用matlab做的七个矩的代码！！绝对可用！已经试过 (Matlab to do with the seven moments of code! ! Absolutely free! Have tried)

Wiener filter enhances quality of audio signal

. R. Johnson, Jr., R. K. Martin, J. M. Walsh, A. G. Klein, C. E. Orlicki, and T. Lin, "Blind Channel Shorteners," Proc. The 13th IFAC Symposium on System Identification, Rotterdam, The Netherlands, August 2003.

说明：  用函数bwboundaries 跟踪物体边界(Use function bwbountries to trace object boundaries )

svd feature extraction

讲述4G通信OFDM技术理，介绍了该技术的基本原理，信道估计原理，同步原理以及峰均比抑制技术。(About 4G OFDM technology communication manager, describes the basic principles of the technology, channel estimation theory, the synchronization principle and PAPR reduction techniques.)