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matlab产品手册，详细介绍了Matlab的关键部分和组成，对了解产品的特性很有帮助(matlab product manuals, detailing a key part of Matlab and composition, very helpful in understanding the characteristics of the product)

对lena图进行混沌置乱，简单方便。初值选定x=0.5,u=3.7。(Lena diagram of the chaotic scrambling, easy and convenient. Initial value of the selected x = 0.5, u = 3.7.)

This is an efficient implementation of the algorithm for calculating the universal image quality index proposed by Zhou Wang and Alan C. Bovik. Please refer to the paper "A Universal Image Quality Index" by Zhou Wang and Alan C. Bovik, published in IEEE Signal Processing Letters, 2001.

无线传感器网络节点定位算法研究，APIT定位算法的源代码(Wireless sensor network node localization algorithms, APIT localization algorithm source code)

贝叶斯算法的有关matlab程序，大家可以参考一下(Bayesian algorithm matlab relevant procedures, we can refer to)

能产生信号如正弦，方波，锯齿波等,并进行合成分解等功能(Can generate signals such as sine, square, sawtooth, etc., and the synthesis of functional decomposition)

非常简洁的小波熵计算方法，它是一种趋势分析方法，可用于设备状态检测和故障诊断。(Wavelet entropy calculation is very simple method, which is a trend analysis method can be used to detect equipment status and fault diagnosis.)

若一个三位自然数的各位数字的立方和等于该数本身，则称该自然数为水仙花数.此乃水仙花树的源程序(If one of you three-digit natural number and equal to the number of cubic itself, claimed that the number of natural numbers as daffodils. This is the source code tree daffodil)

channel model for multibath signal

时移门函数的傅里叶变换三维演示,可用于信号与系统的教学演示，增进对傅里叶变换的理解。(Sliding door when three-dimensional Fourier transform of the function demo, signals and systems can be used for teaching demonstration, enhance understanding on the Fourier transform.)