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DCT_SVD
说明: 本文提出一种在原始视频DCT(离散余弦变换)与SVD(奇异值分解)域自适应嵌入水印的算法。算法首先将视频流分割成一个个场景,场景中的视频图像被变换到DCT-SVD域中,水印量化嵌入在最大奇异上,实现了水印盲检测。同时实验证明该算法在满足透明性要求下也满足一定的鲁棒性要求,能够抵抗低通滤波、中值滤波、椒盐噪声、高斯噪声、H.264压缩攻击以及统计攻击和帧剪切等攻击。(This paper presents an original video in the DCT (Discrete Cosine Transform) and SVD (singular value decomposition) algorithm for adaptive watermark embedding. Firstly, a video stream is divided into scenes, scenes of the video image is converted to the DCT-SVD domain, the watermark embedded in the largest singular quantification, the realization of the watermark signal. Furthermore, the experiments show that the algorithm meet the transparency requirements are met under certain robustness requirements, can resist the low-pass filtering, median filtering, salt and pepper noise, Gaussian noise, H.264 compression attacks and attacks and frame shear statistics attack.)
- 2010-04-18 18:42:59下载
- 积分:1
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D1459042413
oltage Profile Analysis for IEEE 30 Bus System
Incorporating with UPFC
- 2014-10-25 20:35:04下载
- 积分:1
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ANNforecasting
Artifical neural network forecasting. The code helps so much in training and testing data.
It also developed in order to predict another new data base on the observed data
- 2013-12-13 05:47:09下载
- 积分:1
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M2-Files
有限单元集成刚度程序,用于计算常见单元刚度矩阵及集成。(beamassemble .ect.)
- 2010-07-23 16:50:42下载
- 积分:1
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mt
说明: 风力发电系统中基于mt坐标系的发电机模块的建模仿真(matlab/simulink)(Mt-based wind power system generator module coordinate system modeling and simulation (matlab/simulink))
- 2011-05-22 14:35:02下载
- 积分:1
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Compar_fuzzy_pid
fuzzy pid and pid with disturbance included
- 2012-09-26 19:04:47下载
- 积分:1
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SCM
本程序为空间MIMO建模仿真程序,为MIMO信道建模的必备资料 (This procedure for MIMO spatial modeling and simulation procedures, applies to Spatial channel model for Multiple Input Multiple Output (MIMO) standard for modeling MIMO channel information required)
- 2009-07-11 10:03:20下载
- 积分:1
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renlianshiyan
调用摄像头,人脸识别matlab代码,利用人脸皮肤与北京差异进行识别。(Call camera, face recognition matlab code, the use of facial skin with Beijing differences identified.)
- 2014-11-10 17:15:45下载
- 积分:1
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spreading
Vincent Jaquet & Marek Pechal的社交网络扩散模型,matlab(Social network diffusion model of Vincent Jaquet & Marek Pechal, matlab)
- 2014-12-09 21:14:34下载
- 积分:1
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新ADRC
自抗扰控制器自写,调节参数可用。含TD跟踪微分器,NLSEF非线性反馈律,ESO扩张状态观测器(Self rejection controller is self written, and the adjustment parameters are available)
- 2021-04-14 11:28:56下载
- 积分:1