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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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modernpsd
Matlab 程序实现现代功率谱估计。包含自相关法,burg法,改进协方差法。(A m file using modern spectrum estimation ,including Autocorrelation metohd and Burg method, and modified Covariance method.)
- 2012-12-05 10:58:09下载
- 积分:1
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EPS_model
电动助力转向系统SIMULINK模型(附加整车模型)(SIMULINK model of electric power steering system (additional vehicle model))
- 2021-03-28 19:19:11下载
- 积分:1
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TDEB
Important matlab code for research
- 2010-07-31 23:06:34下载
- 积分:1
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example05
Decomposition and reconstruction example 5
- 2009-04-06 01:22:32下载
- 积分:1
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Wavelet
WAVELET IMAGE USING MATLAB
- 2010-12-08 10:49:08下载
- 积分:1
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MIMO-OFDM_system_channel_estimation
这是MIMO-OFDM系统不同信道估计算法的对比分析(MIMO-OFDM system channel estimation algorithms in different Comparison)
- 2010-05-14 10:21:57下载
- 积分:1
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beamFEM
matlab空间梁单元有限元源程序beam3d。(Matlab space beam FEM source beam3d.)
- 2007-04-28 10:32:42下载
- 积分:1
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daima
用于图像增强,各种变换的图像增强以及部分空间滤波程序(For image enhancement, transform image enhancement and spatial filtering program)
- 2013-05-11 16:45:06下载
- 积分:1
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kuoping
用matlab编写的用于跳频技术的基于simulink环境的仿真程序-using Matlab prepared for the frequency-hopping technology based on Simulink environment simulation program (Matlab prepared for the use of frequency-hopping technology environment based on simulink simulation program-using Matlab prepared for the frequency-hopping technology based on Simulink environment simulation program)
- 2008-06-26 01:39:15下载
- 积分:1