soundcardSpectralAnalysis

判别稀疏非负矩阵分解，提出这个新算法，来进行人脸识别，比传统的NMF和一些其他的扩展算法效果好(Sparse non-negative matrix factorization judge proposed the new algorithm for face recognition, than the traditional extension of NMF algorithm and some other good results)

code for the your purpose

mei氏理论的MATLAB仿真代码，来自于汪利宏生物成像原理那本著作(mei' s theory of MATLAB simulation code, WANG Li-hong from the bio-imaging principle that books)

说明：  EM 算法 本程序实现了批量EM算法，可利用该程序进行批量EM算法的仿真(EM algorithm to achieve the bulk of the EM algorithm procedure)

说明：  matlab6.5辅助小波分析与应用例程 希望对大家能有所帮助(matlab6.5 assisted with the application of wavelet analysis routines we can hope for help)

只需要使用Matlab 就可以播放 wave 檔.不需要Media Player或音樂撥放軟體.(Use Matlab to play wave file. This is an example to play 1k tones by using Matlab.)

判断一组数据服从何种分布：正态分布判，断泊松分布判断，γ分布判断，指数分布判断，rayleigh分布判断(Determine a set of data obey what distribution )

用matlab软件编制的突发水污染事故的解析模型，可计算和绘制污染团浓度场、事故下游各点污染物浓度变化过程、超标时间等。( the regularity of its water change and pollution mass features, as well as the dumping situation at its upper-reach streams. In addition, we have also worked out its substandard pollutant range, on-spot concentration distribution, the process of its water-pollutant concentration change)

LSB数字水印的算法实现 最简单的数字水印算法(LSB watermark)

说明：  线性调频信号的产生及频谱分析并画出频谱图(Linear FM signal spectrum analysis)