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多径信道下可有效提高频偏估计性能
文章对几种常用的基于循环前缀(CP)的最大似然同步算法进行了分析,并对其频偏估计方差进行了比较;同
时针对基于CP 的同步算法在多径衰落信道下性能较差的情况,提出了一种改进的CP 同步算法并进行了仿真,结果表明相比
于原ML 算法,文中算法在多径信道下可有效提高频偏估计性能。(】This paper does some research on multiple maximum-likelihood (ML) algorithms based on cyclic prefix
(CP) and compares variances of frequency-offset estimation After the analysis of the bad performance of CP based
algorithms in multi-path fading channels, an improved CP algorithm is proposed and the simulation shows that this
algorithm can improve its performance effectively in multi-path fading channels.)
- 2010-05-18 18:29:39下载
- 积分:1
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LP
说明: 井筒参数的计算,盐穴储气库中的注采井的井筒的相关参数计算(Wellbore parameter calculation, salt cavern gas storage in the wellbore injection wells calculate the relevant parameters)
- 2013-11-06 00:13:37下载
- 积分:1
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butoolsmatlab
用于PH分布参数估计,MAP参数估计的一些基本函数。(Distribution parameter estimation for PH, MAP parameter estimates some basic functions.)
- 2013-11-20 20:28:22下载
- 积分:1
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PDV-algorithm
用于分类的主判别变量算法(principal discriminant variate algorithm) ( principal discriminant variate algorithm for two classes, x1 and x2.
x1 is the training samples in the 1st class with each column being the spectrum characterizing the corresponding sample.
x2 is the training samples in the 2nd class with each column being the spectrum characterizing the corresponding sample.
lamda is the penalty weight defining the balance between FLDA and PCA.
dvnum is the number of principal discriminant variates to be computed. A defaul value for dvnum is 2.
dv is the principal discriminant variates.
scores is the matrix with each row being the scores of the samples on the corresponding principal discriminant variate.
xmean is the mean spectra of the sample, which was used for mean-centering the data in training and prediction.
)
- 2013-12-15 19:59:43下载
- 积分:1
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simulink
matlab,simulink视频,并有播放器(vidio of matlab,simulink)
- 2009-06-15 10:26:56下载
- 积分:1
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problem10
lms filter desigen for color noise, for power density function
- 2009-06-19 18:31:07下载
- 积分:1
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Matlab_wavelet_tool
Matlab小波分析工具箱原理与应用, 小波学习参考(Matlab toolbox principle and application of wavelet analysis, wavelet Learning Reference)
- 2010-02-08 08:56:22下载
- 积分:1
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bianwei10_m
自己编写的matlab中编辑个人模块的S-函数方法,通过这个模块可以实现输入信号变为原来的10倍(Imagecut.rar matlab edit personal module function method of S- this module can be realized by the input signal into a 10 times
)
- 2011-06-03 16:48:11下载
- 积分:1
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DiscreteKFEx2
matlab project for kalman filter
- 2010-10-30 21:06:38下载
- 积分:1
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motion3
基于混合高斯模型的多目标跟踪算法,对背景图像建立混合高斯模型,实时更新高斯模型,达到更新背景的目的。(Gaussian mixture model-based multi-target tracking algorithm, Gaussian mixture model to establish the background image, real-time updates Gaussian model, to achieve the purpose of updating the background.)
- 2011-05-24 17:24:39下载
- 积分:1