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按分类查找All 数学计算(83) 
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[数学计算] Project-ACA

该程序实现了两种使用非负矩阵分解技术进行信源分离的方法...,
This program implements two ways to perform source separation using the techniques from Nonnegative Matrix Factorization as the course project of Audio Content Analysis. (2018-02-01, matlab, 0KB, 下载0次)

http://www.pudn.com/Download/item/id/1689609732508854.html

[数学计算] Robust_Localization

稳健的信源定位算法
Robust Source Localization Algorithms (2021-06-18, matlab, 0KB, 下载0次)

http://www.pudn.com/Download/item/id/1687853362213303.html

[数学计算] huxiao

提出了一种适合拖曳线列阵鱼雷自导系统的新的被动水声探测盲自适应波束形成器。介绍了该方法的设计思 路和推导原理, 然后通过计算机仿真验证了该方法的收敛性, 并在不同信噪比、快拍数条件下与单独使用自适应 MVDR 波束形成器在角度估计方面做了对比,与单独使用盲源分离算法在源信号估计方面作了比较。
adaptive beam former (2017-12-10, matlab, 147KB, 下载23次)

http://www.pudn.com/Download/item/id/1512895798823772.html

[数学计算] fstsrs

信道高斯噪声和瑞利噪声测试,统计信噪比计算
Channel Gauss noise and Rayleigh noise test (2017-09-12, matlab, 11KB, 下载3次)

http://www.pudn.com/Download/item/id/1505202966656206.html

[数学计算] RRAMN

PCM通信系统脉冲编码调制的信源编码,可以运行,模拟PCM的编码的波形!
PCM pulse code modulation communication system source code, you can run, simulation of the PCM coding waveform! (2017-05-12, matlab, 19KB, 下载1次)

http://www.pudn.com/Download/item/id/1494593777342774.html

[数学计算] muihen_v83

采用热核构造权重,是国外的成品模型,最大信噪比的独立分量分析算法。
Thermonuclear using weighting factors Foreign model is finished, SNR largest independent component analysis algorithm. (2017-03-24, matlab, 7KB, 下载0次)

http://www.pudn.com/Download/item/id/1490348058915782.html

[数学计算] fan-ne40

遗传算法无功优化,ML法能够很好的估计信号的信噪比,用MATLAB编写的遗传算法路径规划。
Genetic algorithm based reactive power optimization, ML estimation method can be a good signal to noise ratio, Genetic algorithms using MATLAB path planning. (2017-03-20, matlab, 4KB, 下载1次)

http://www.pudn.com/Download/item/id/1490016852356378.html

[数学计算] nan

包括压缩比、运行时间和计算复原图像的峰值信噪比,部分实现了追踪测速迭代松弛算法,包括调制,解调,信噪比计算。
Including compression ratio, image restoration computing uptime and peak signal to noise ratio, Partially achieved tracking speed iterative relaxation algorithm, Includes the modulation, demodulation, signal to noise ratio calculation. (2017-03-20, matlab, 3KB, 下载1次)

http://www.pudn.com/Download/item/id/1489984003656584.html

[数学计算] hao-na04

包括调制,解调,信噪比计算,仿真效率很高的,通过matlab代码。
Includes the modulation, demodulation, signal to noise ratio calculation, High simulation efficiency, By matlab code. (2017-03-15, matlab, 4KB, 下载1次)

http://www.pudn.com/Download/item/id/1489514694870674.html

[数学计算] benban_V4.5

ML法能够很好的估计信号的信噪比,非常适合计算机视觉方面的研究使用,应用小区域方差对比,程序简单。
ML estimation method can be a good signal to noise ratio, Very suitable for the study using computer vision, Application of small area variance comparison, simple procedures. (2016-10-12, matlab, 7KB, 下载1次)

http://www.pudn.com/Download/item/id/1476247834358337.html

[数学计算] DFT_estimation

本代码是基于最小二乘ls算法和DFT算法在不同信噪比下的比较
The codes are the comparision of the ls and DFT channel estimation (2013-06-04, matlab, 2KB, 下载4次)

http://www.pudn.com/Download/item/id/2268999.html

[数学计算] wuchashiliangfuzhifa

通过计算接收信号中同相分量和正交分量的二、四阶矩,该算法能够很好的估计信号的信噪比
By calculating the received signal with the phase and quadrature components of the two, the fourth moment, the algorithm can estimate the signal to noise ratio (2012-07-03, matlab, 1KB, 下载9次)

http://www.pudn.com/Download/item/id/1929271.html

[数学计算] jiejulaiguji

M2M4-该代码是经典的信噪比估计算法,用到了统计学中基于矩估计的思想,利用信号的2、4阶矩来估计接收信号的信噪比
M2M4-the code is the classic SNR estimation algorithm used in the statistical moment estimation based on the idea, the signal of 2,4-order moments to estimate the signal to noise ratio of the received signal (2012-07-03, matlab, 1KB, 下载68次)

http://www.pudn.com/Download/item/id/1929247.html

[数学计算] FFT

利用FFT估计正弦信号的频率,要估计一个叠加了高斯白噪声的正弦信号 的频率 ,可以通过对x(n)做傅里叶变换,得到频谱图,找出幅度的最大值对应的频率值 ,进行多次变换,求出均方误差 。改变信噪比SNR,通过仿真可以得出随着信噪比增加,均方误差减小。
Sinusoidal signal using FFT frequency estimation, to estimate a Gaussian white noise superimposed on the frequency of sinusoidal signals, can be achieved by x (n) be the Fourier transform to get spectrum to identify the magnitude of the frequency value corresponding to the maximum , several transformations, find the mean square error. Change the signal to noise ratio SNR, the simulation can be drawn as the SNR increases, the mean square error decreases. (2011-04-26, matlab, 1KB, 下载119次)

http://www.pudn.com/Download/item/id/1506701.html

[数学计算] CN

this files descripe the cranck-niclosn method for solving pdes numerically.
this files descripe the cranck-niclosn method for solving pdes numerically. (2011-02-27, matlab, 6KB, 下载3次)

http://www.pudn.com/Download/item/id/1439086.html

[数学计算] residues

该文件含残差点数目计算、均方差计算、信噪比计算、边缘等效视数计算
The document containing terms of the number of residues are calculated variance, SNR calculation, calculation of equivalent number of edges (2010-06-19, matlab, 2KB, 下载134次)

http://www.pudn.com/Download/item/id/1216756.html

[数学计算] Huffmancoding

在已知信源统计规律的情况下,快速实现对信源的霍夫曼编码,编码效率达到97 以上
Statistical law known source case, rapid implementation of the source of the Huffman coding, coding efficiency up to 97 or more (2009-11-22, matlab, 3KB, 下载5次)

http://www.pudn.com/Download/item/id/978723.html

[数学计算] My_GDE

编写的信源分离的gde算法,是AIC算法的改进。验证过。
Prepared gde source separation algorithm is AIC algorithm. Verified. (2008-06-30, matlab, 1KB, 下载17次)

http://www.pudn.com/Download/item/id/500796.html

[数学计算] zaboduixiao3

自己写用于雷达直达波对消的m文件,通过抑制直达波提高目标回波信噪比
Write their own radar direct wave for the cancellation of the m documents, by inhibiting the direct wave enhance target echo signal to noise ratio (2008-03-19, matlab, 1KB, 下载136次)

http://www.pudn.com/Download/item/id/419075.html

[数学计算] HUFFMAN_entropy

运行主函数,得出Huffman码字、平均字长、信源熵。可根据需要修改信源概密 p
running main function, drawn Huffman code word, the average size, entropy source. Under the need to amend the corresponding source close p (2006-05-14, matlab, 2KB, 下载43次)

http://www.pudn.com/Download/item/id/184041.html
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