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DCT
实现图像的DCT高通、低通滤波器并与傅里叶变换做比较.有图可见,经DCT低通滤波后,图像变得很模糊。因为DCT是FFT取其实部,能量减少,因此图像变得很模糊,没有经FFT滤波后的效果好。
经DCT高通滤波后的图像:
经DCT高通滤波后,图像的低频部分被滤除掉,图像变黑,只有边缘的痕迹可见。
(The DCT of image high-pass, low pass filter and compared with the Fourier transform.)
- 2011-10-19 19:30:31下载
- 积分:1
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l1magic-1.1
L1 magic L1eq_pd. This code solve linear problem with l1 minimization method.
- 2012-09-28 07:32:19下载
- 积分:1
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matlabhuatu
在matlab里面实现三维图的分割、sin函数产生、极坐标画图、图形颜色变化等。适合matlab入门调试以及熟悉画图插件。(Matlab inside the segmentation of the three-dimensional map the sin function generates, polar coordinate drawing, graphic color change. Matlab entry, debugging and familiar drawing plug.)
- 2013-04-30 11:42:25下载
- 积分:1
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FMPM
基于Simulink的模拟通信系统仿真,对角度调制(调频、调相)进行了讨论研究(Simulink-based simulation of communication systems simulation, on the angle modulation (FM, PM) discussed research)
- 2009-03-11 10:08:19下载
- 积分:1
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chebyshevLyapunov
chebyshev映射lyapunov指数分布图(chebyshev map lyapunov)
- 2021-03-12 11:19:25下载
- 积分:1
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interpft_quadric
对非同步采样数据进行二次插值同步化处理,进而进行谐波分析。(The asynchronized sample data can be synchronized by the qudric interpolation.)
- 2014-02-21 18:31:44下载
- 积分:1
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shuzhijifen
关于数值积分的的源代码,matlab编写的,值得收藏,欢迎大家踊跃下载,为中国的科研事业做贡献(On the numerical integration of the source code, matlab prepared and worthy of collection, enthusiastically welcomed the U.S. download, in order to make China' s contribution to the cause of scientific research)
- 2009-04-02 17:14:02下载
- 积分:1
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LAMP_HMM
the file is matlab code for LAMP_HMM.I hope it is useful for user.thx
- 2010-02-18 01:10:45下载
- 积分:1
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testchengxu
对于学习信号处理的同学们,需要数值分析的一些知识,如拟合、松弛迭代等等都是有用的数值分析方法(For students studying signal processing, numerical analysis requires some knowledge of relaxation that a useful method for numerical analysis)
- 2011-01-13 11:52:14下载
- 积分:1
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sensorgroup
This submission enables MATLAB to access onboard Sensors on iPhone and iPad. With this submission, you can access a mobile device’s accelerometer, magnetometer, location, orientation and compass information directly from MATLAB running on your computer. You can access current and logged sensor data, and you can use MATLAB to visualize and analyze the mobile sensor data or make decisions based on the acquired data.
- 2013-08-01 21:43:15下载
- 积分:1