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DWTbyMatlab
数字水印技术是近年来图像保护技术研究领域的一个热点,本文提出了一种基于小波变换的图像数字水印嵌入算法的Matlab实现。实验结果表明,该算法具有较好的视觉效果和透明性。
(Abstract The digital watermarking technology is the most active topic in image protecting recently.In this paper,
a digital watermarking algorithm based on Wavelet transform is proposed,and give ou the program of this algorithm by
MatLab.The experimental results demonstrate that the method possess good vision effect and transparence.
Keywords Image protecting Wavelet transform Digital Watermarking Matlab
)
- 2010-06-04 22:43:33下载
- 积分：1
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EFFL
可模拟单透镜的几何光线追迹图，分析焦距与面型的关系，作为输入zemax，codev光学设计软件的初始结构(single lens design，zemax，effective focal length
)
- 2013-06-01 10:01:25下载
- 积分：1
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work
Matlab基础程序联系：成绩统计,练习switch和if else组合；抽样定理(Matlab basic function design for scord statisticing and Nyquist )
- 2009-04-29 08:21:37下载
- 积分：1
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DSP-matlab
说明： 《数字信号处理教程——MATLAB释义与实现》的例程。对学习matlab数字信号处理有帮助。(Digital Signal Processing Tutorial- MATLAB interpretation and implementation)
- 2011-03-26 22:16:11下载
- 积分：1
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bian-cong-pin-xinhao
研究了重频参差相参脉冲串的频率估计算法。通过脉内相关积累，提高了新序列的信噪比。对新序列的相位差按参差重数抽样平均，减小了等效的相位噪声方差，利用重频参差比解相位模糊，扩大了频偏允许范围，降低了算法的信噪比门限。分析了本算法实现相参频率估计的条件，推导了相应信噪比门限的解析表达式，指出了信噪比门限与信号样本总数、参差重数、参差比之阎的关系。仿真结果表明：上述结论是正确的，在满足信噪比门限条件下，频率估计的精度接近相参脉冲串频率估计的克拉美一罗限(CRLB)。(Frequency Estimation for Staggered Coherent Pulse Train)
- 2020-12-24 23:39:06下载
- 积分：1
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project1
对不同的查找精心效率的估计，其中采用了3中不同的查找 方式。(Search carefully for different efficiency estimates, which used 3 different search methods.)
- 2007-10-15 23:29:01下载
- 积分：1
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svmpredict
支持向量机1111的matlab版，内容不错较为新颖 有很强的实用价值(Matlab version, support vector machine 1111 more novel has a strong practical value)
- 2012-10-20 10:12:16下载
- 积分：1
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ImageFusion
图像融合 matlab编程环境 很简单的一个程序但是很能说明图像融合中的问题(Image fusion matlab programming environment is a very simple procedure, but is illustrative of the problem of image fusion)
- 2010-11-10 22:00:29下载
- 积分：1
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horos
Circle detection using Hough transform
- 2012-03-21 21:28:40下载
- 积分：1
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thematlabprograms
it contains simpower systems basic matlab programs, regrding motors ,pwm, and all the basic circuits
- 2010-08-04 18:43:24下载
- 积分：1
