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SinWmk
余弦波是渐变的,当ωt+φ的取值变化量很小时,Y的变化量也是很微小的。余弦波的这一特性保证了嵌入水印后相邻字符灰度值差别不大,人眼无法识别,从而保证了水印的不可见性和图像质量。(Cosine wave is gradual, and when ωt+ φ values variation is very small, Y amount of change is very small. Cosine waves This feature ensures that watermarked gray value of adjacent character is not very different, the human eye does not recognize, thus ensuring the invisibility of watermark and image quality.)
- 2009-11-24 16:29:52下载
- 积分:1
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digital-signal-process
数字信号处理的几个关于快速傅里叶变换的例子的函数,(Fast transforms are important tools in digital signal processing.)
- 2012-04-30 11:32:03下载
- 积分:1
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stiffODE
stiff ODE solver for set of equations
- 2011-08-31 08:49:30下载
- 积分:1
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EXTENDED_KALMAN_FILTER_example
扩展卡尔曼滤波源代码
希望能够对学习Kalman技术的朋友有所帮助(Extended Kalman filter source code hope to be able to learn from friends Kalman technical help)
- 2008-01-11 21:04:47下载
- 积分:1
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noisble-nikai.tar
rare aac encoder developed by japanees guy
- 2010-12-21 21:07:57下载
- 积分:1
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DXSXSY_EX_Ch6
大学数学实验-清华出版社-姜启源-第2章例题源代码
(Mathematics Experiment-Tsinghua University- Chapter 6 Example
)
- 2011-12-02 17:31:19下载
- 积分:1
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AppendImages
此函数为在matlab软件编写的图像合并函数。(this is a m function for two image merging.)
- 2013-11-13 13:41:53下载
- 积分:1
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蒙特卡洛潮流算法
说明: 区间蒙特卡洛潮流算法,当输入变量为确切区间变化时,采用牛拉法计算在该输入变量下的电网区间状态值(The interval Monte Carlo power flow algorithm is used to calculate the state value of the power grid interval under the input variable when the input variable is the exact interval change.)
- 2021-04-08 16:49:01下载
- 积分:1
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MATLAB
every possible information u need about matlab and how to use it is present here.I hope u enjoy it as much as i did
- 2010-12-10 17:45:42下载
- 积分:1
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gaussianparzenwindowdensityestimation
parzen window density estimation with Gaussian as a smoothing factor
- 2009-06-28 14:45:58下载
- 积分:1