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fft
离散傅里叶变换,加窗fft解决谐波信号中的频谱泄露和栅栏效应(Discrete Fourier transform, windowed fft solve harmonic signal leakage and fence effect of spectrum)
- 2010-09-19 10:11:15下载
- 积分:1
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qga
ga 算法
量子优化计算方法
详细代码(ga Algeria
liaangzi good method
)
- 2012-05-05 14:49:20下载
- 积分:1
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toolbox_general
ToolBox Matlab for programming
- 2014-01-19 00:34:36下载
- 积分:1
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jpeg_encode+decoderhojoon
This is a JPEG encoding & decoding program of still image. It does not use level shifting. Discrete Cosine transform (DCT) is performed both by classical & Chen s Flowgraph methods. Predefined JPEG quantization array & zigzag order are used here. RUN - LEVEL coding is used instead of Huffman coding. Compression ratio is compared for each DCT method. Effect of coarse and fine quantization is also examined. The execution time of 2 DCT methods is also checked. In addition, most energatic DCT coefficients are also applied to examine the effect in MatLab 7.4.0 R2007a. Input is 9 gray scale pictures & output is 9*9=81 pictures to compare. Blocking effect is obvious.
(This is a JPEG encoding & decoding program of still image. It does not use level shifting. Discrete Cosine transform (DCT) is performed both by classical & Chen s Flowgraph methods. Predefined JPEG quantization array & zigzag order are used here. RUN - LEVEL coding is used instead of Huffman coding. Compression ratio is compared for each DCT method. Effect of coarse and fine quantization is also examined. The execution time of 2 DCT methods is also checked. In addition, most energatic DCT coefficients are also applied to examine the effect in MatLab 7.4.0 R2007a. Input is 9 gray scale pictures & output is 9*9=81 pictures to compare. Blocking effect is obvious.
)
- 2009-09-17 13:07:04下载
- 积分:1
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FullBNT-1.0.4
matlab中的贝叶斯网络工具箱,版本为1.0.4。(Bayesian network toolbox in matlab, version 1.0.4.)
- 2011-10-12 01:35:45下载
- 积分:1
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interleaving
能够修改交织深度,来实现任意长度的交织,采用802.11a的方案,实现分组交织(Interleaving depth can be modified to achieve any length intertwined, using 802.11a solution, implementing the packet interleaving)
- 2013-08-07 22:09:54下载
- 积分:1
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work
一级倒立摆的一个Simulink仿真模型(An inverted pendulum of a Simulink simulation model)
- 2011-10-31 21:55:16下载
- 积分:1
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Learning_svm
自己学习svm,编写的几个svm实例代码(Their own learning svm, svm example code written in several)
- 2011-11-28 17:07:11下载
- 积分:1
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sr-matlab
正弦周期信号的随机共振,不同于以往微弱信号检测中的抑制噪声,随机共振能通过噪声加强信号传输能力( We present the numerical method to solve the bistable SR model based on Runge-Kutta
algorithm, and propose a new kind of approach for detecting weak signal, which can effectively detect both period and aperiodic
weak signals corrupted by the strong noise background.
)
- 2013-12-04 09:25:51下载
- 积分:1
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matlab
MATLAB PPT及实例M文件,主要是基于MATLAB 的数值计算,希望对你有用(MATLAB PPT and examples of M documents, mainly based on MATLAB numerical calculation, hope useful to you)
- 2009-09-30 23:03:33下载
- 积分:1