imadd_my

数字水印(digitalwatermarking)是一种信息隐藏技术，它的基本思想是在数字图像、音频或视频等数字媒体作品中嵌入秘密信息，以便保护数字作品的版权、证明作品的真实可靠性、跟踪盗版行为或提供作品的附加信息。(Digital Watermarking (digitalwatermarking) is a kind of information hiding technology, its basic idea is in the digital image, audio or video digital media works, such as embedded secret information in order to protect the copyright of digital works to prove that the true reliability of the work, tracking piracy works or provide additional information.)

说明：  this .m file is about the gauss-newton iteration

the nearest_neighbor algorithm

matlab code for 2d poissone equ solver

64个子载波的OFDM系统在多径衰落信道中LS和MMSE信道估计误码率比较，MATLAB程序(64 sub-carrier OFDM system in multipath fading channel LS and MMSE channel estimation error rate more, the MATLAB program)

认知无线电环境中，当认知用户处于低信噪比环境时，软判决与硬判决的对比发现此时软判决优于硬判决(In Cognitive radio environment, the cognitive users in low SNR environment, the contrast of the soft decision and hard decision to soft decision is better than hard decision)

程序实现用牛顿－拉夫逊迭代法进行潮流计算。不仅有潮流计算，还有数据处理的程序(Procedure using the Newton- Raphson iterative method for flow calculation. Not only power flow calculation, as well as data-processing procedures)

说明：  MATLAB课件，可以帮助快速学习MATLAB，介绍详细，有举例详解(MATLAB software can help fast learning MATLAB, introduced in detail, and explain, for example)

在人脸局部图像中定位嘴的中心。MATLAB环境代码，配有实验用图。具体步骤：对输入图像进行二值化处理-标注二值图像中的连通分量-找出最大的连通分量-计算最大联通分量中心。《精通Matlab数字图像处理与识别》(The face part image is positioned in the center of the mouth. MATLAB environment code, with experimental Fig. Specific steps: input image binarization processing- marked binary images connected components- find the largest connected component- component to calculate the maximum Unicom center. " Mastering Matlab digital image processing and recognition." )

Classification code Small in-class project good for matlab beginner thanks