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对LSB替代法进行的改进，比LSB替代法得到的图像质量更好。(LSB substitution method for the improvement of substitution than the LSB get better picture quality.)

针对初学者的Matlab界面编写。适合初级入门者学习。(Matlab interface to write for beginners. Suitable for junior beginners to learn.)

non uniform hough transform matlab code

极好的有限元结构动力学分析算例，为初学者带来福音(good example for dynamic analysis)

独立成份分析问题，应用于声音的分离。此程序可以对两个混合的声音进行分离。(Independent component analysis problem, applied to the separation of sound. This program can be two separate mixed voices.)

本压缩包包括多种水印代码，其中有DCT1,DCT2,CDMA,LSB等。(The package includes a variety of watermarking compressed code, which DCT1, DCT2, CDMA, LSB and so on.)

非常详细且正确的电力潮流计算例程，基于matlab，使用最小化潮流计算方法，以IEEE14节点为例进行计算，支持数据的自行导入导出(Very detailed and correct power flow calculation routines, based on matlab, the use of minimized power flow calculation method to IEEE14 node as an example to support the data into the import and export)

说明：  经典ldpc编译码程序 gallager的博士论文里的部分仿真程序(classic ldpc encryption procedures Gallager doctoral thesis of simulation program)

signal processing toolbox for use with matlab(signal processing toolbox for use with matlab)

OSIC（排序的连续干扰消除）信号检测仿真程序，实现不同的OSIC信号检测方法：基于SINR排序、基于列范数排序、基于检测后的SNR排序(OSIC (ordered successive interference cancellation) signal detection simulation program OSIC achieve different signal detection method: SINR based sorting, sorting based on the norm of the columns, after the detection ordering based SNR)