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this source code based on steganography and developed in matlab. in steganography we can hide any data like images in another image. this method based on bit plane slicing method.

returns the value of centroid of the shapes detected

利用模式理论，对给定几何尺寸以及折射率分布的光纤进行模式求解与绘图，该程序给出LP11模的求解与绘图。(the LP11 mode of the fiber)

matlab教程和有关通信仿真的示例以及详细解释，学习通信仿真的可以看看。(matlab tutorials and examples of communication simulation and detailed explanation, learning communication simulation can see.)

对某一高斯信源的DCPM编码和检验，对学习DPCM的原理具有参考作用。在matlab7环境下运行正常(Of a Gaussian source coding and testing of DCPM, DPCM on the principle of learning the role of a reference. Matlab7 environment in normal operation)

说明：  利用matlab编写的POS集群优化算法的工具箱，值得一看！(POS clusters prepared by using matlab optimization toolbox, worth a visit!)

根据正弦波叠加法产生莱丝信道，其中参数设置仅供参考(Gaussian power spectrum)

PID控制的应用实例例程（本资料有两本分组成）(PID control application example routines (there are two sub-components of the data) )

说明：  希尔伯特变换代码，用于求解超声波形包络线。并且有平滑处理(Hilbert transform code for solving ultrasonic envelopes. And smoothing)

When you make a DSB_TC Modulation, it is very useful.