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p156_DFT_FFT
该程序为matlab代码。通过对相同数据分别进行DFT与FFT这两种变换,来对比两者的异同。(The program for the matlab code. By the same data were carried out both DFT and FFT transform, to compare the similarities and differences between the two.)
- 2011-07-17 21:27:52下载
- 积分:1
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Matlab-teaching
本资料较为详细的讲解了matlab的功能,可为学习运用matlab软件进行编程的同学提供帮助。(This information is a more detailed explanation of the matlab function, can help to learn to use matlab software programming students.)
- 2013-12-18 10:25:47下载
- 积分:1
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cvmx-helper-xaui
Returns Number of ports on the interface. Zero to disable.
- 2015-03-18 11:25:45下载
- 积分:1
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chuantong
对电力系统中传统机组进行机组组合优化计算(The unit commitment optimization of the traditional power unit is calculated)
- 2017-09-20 15:55:25下载
- 积分:1
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HEU_KMSActtivator
说明: 本文提出了一种基于混沌加密的DCT域二值图像数字水印算法.该算法首先利用混沌序列将含有版权信息的有意义二值图像水印进行加密,然后利用人眼视觉系统(HVS)的特性将原始载体图像进行块分类,最后将不同强度的水印分量嵌入到不同类的图像块DCT中频系数中去.利用混沌序列对水印进行加密,使水印本身具有安全性,对数字作品进行双重保障.通过高斯噪声,椒盐噪声以及JPEG压缩和剪切等攻击试验,表明了该算法具有较好的鲁棒性.(Encryption in DCT domain is proposed. Firstly, the meaningful binary image watermark containing copyright information is encrypted by using chaotic sequence, and then the original image is classified by using the characteristics of human visual system (HVS), Finally, the watermark components with different intensities are embedded into the DCT intermediate frequency coefficients of different types of image blocks. Chaotic sequences are used to encrypt the watermark, so that the watermark itself has security and double protection for digital works. Experiments on Gaussian noise, salt and pepper noise, JPEG compression and clipping show that the algorithm has good robustness)
- 2021-04-15 12:12:28下载
- 积分:1
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Arithmeticxx
很好很实用的matlab计算插值与拟合的工具函数(Matlab very very useful tool for calculating the function interpolation and fitting)
- 2010-09-25 11:03:09下载
- 积分:1
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sy5
人体检测,人体检测,人体检测,人体检测,人体检测,(humanbody detection)
- 2011-04-19 21:24:23下载
- 积分:1
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BasicKernelPCA
The uploaded file is written to understand the basic knowledge for Kernel PCA.
- 2011-05-31 11:30:40下载
- 积分:1
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AdapBF_SNR
this is matlab version of removal of noise
- 2011-08-06 20:36:03下载
- 积分:1
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bp_pid
神经网络PID控制算法的实现,相比于PID,神经网络PID具有更好的控制效果。(Neural network PID control algorithm, compared to PID, PID neural network has better control effect.)
- 2013-10-12 17:44:33下载
- 积分:1